| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <2024071810-guide-scallop-43aa@gregkh>
Date: Thu, 18 Jul 2024 13:27:11 +0200
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org,
akpm@...ux-foundation.org,
torvalds@...ux-foundation.org,
stable@...r.kernel.org
Cc: lwn@....net,
jslaby@...e.cz,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: Linux 6.6.41
diff --git a/Documentation/admin-guide/cifs/usage.rst b/Documentation/admin-guide/cifs/usage.rst
index 5f936b4b6018..20aba92dfc5f 100644
--- a/Documentation/admin-guide/cifs/usage.rst
+++ b/Documentation/admin-guide/cifs/usage.rst
@@ -722,40 +722,26 @@ Configuration pseudo-files:
======================= =======================================================
SecurityFlags Flags which control security negotiation and
also packet signing. Authentication (may/must)
- flags (e.g. for NTLM and/or NTLMv2) may be combined with
+ flags (e.g. for NTLMv2) may be combined with
the signing flags. Specifying two different password
hashing mechanisms (as "must use") on the other hand
does not make much sense. Default flags are::
- 0x07007
-
- (NTLM, NTLMv2 and packet signing allowed). The maximum
- allowable flags if you want to allow mounts to servers
- using weaker password hashes is 0x37037 (lanman,
- plaintext, ntlm, ntlmv2, signing allowed). Some
- SecurityFlags require the corresponding menuconfig
- options to be enabled. Enabling plaintext
- authentication currently requires also enabling
- lanman authentication in the security flags
- because the cifs module only supports sending
- laintext passwords using the older lanman dialect
- form of the session setup SMB. (e.g. for authentication
- using plain text passwords, set the SecurityFlags
- to 0x30030)::
+ 0x00C5
+
+ (NTLMv2 and packet signing allowed). Some SecurityFlags
+ may require enabling a corresponding menuconfig option.
may use packet signing 0x00001
must use packet signing 0x01001
- may use NTLM (most common password hash) 0x00002
- must use NTLM 0x02002
may use NTLMv2 0x00004
must use NTLMv2 0x04004
- may use Kerberos security 0x00008
- must use Kerberos 0x08008
- may use lanman (weak) password hash 0x00010
- must use lanman password hash 0x10010
- may use plaintext passwords 0x00020
- must use plaintext passwords 0x20020
- (reserved for future packet encryption) 0x00040
+ may use Kerberos security (krb5) 0x00008
+ must use Kerberos 0x08008
+ may use NTLMSSP 0x00080
+ must use NTLMSSP 0x80080
+ seal (packet encryption) 0x00040
+ must seal (not implemented yet) 0x40040
cifsFYI If set to non-zero value, additional debug information
will be logged to the system error log. This field
diff --git a/Makefile b/Makefile
index c84413077456..7271f0106fd8 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 6
PATCHLEVEL = 6
-SUBLEVEL = 40
+SUBLEVEL = 41
EXTRAVERSION =
NAME = Hurr durr I'ma ninja sloth
diff --git a/arch/arm/mach-davinci/pm.c b/arch/arm/mach-davinci/pm.c
index 8aa39db095d7..2c5155bd376b 100644
--- a/arch/arm/mach-davinci/pm.c
+++ b/arch/arm/mach-davinci/pm.c
@@ -61,7 +61,7 @@ static void davinci_pm_suspend(void)
/* Configure sleep count in deep sleep register */
val = __raw_readl(pm_config.deepsleep_reg);
- val &= ~DEEPSLEEP_SLEEPCOUNT_MASK,
+ val &= ~DEEPSLEEP_SLEEPCOUNT_MASK;
val |= pm_config.sleepcount;
__raw_writel(val, pm_config.deepsleep_reg);
diff --git a/arch/arm64/boot/dts/qcom/sa8775p.dtsi b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
index d4ca92b98c7d..88ef3b5d374b 100644
--- a/arch/arm64/boot/dts/qcom/sa8775p.dtsi
+++ b/arch/arm64/boot/dts/qcom/sa8775p.dtsi
@@ -2398,7 +2398,7 @@ arch_timer: timer {
interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,
- <GIC_PPI 12 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
+ <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>;
};
pcie0: pci@...0000{
diff --git a/arch/arm64/boot/dts/qcom/sc8180x.dtsi b/arch/arm64/boot/dts/qcom/sc8180x.dtsi
index fbb9bf09078a..dd207eb81360 100644
--- a/arch/arm64/boot/dts/qcom/sc8180x.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc8180x.dtsi
@@ -2551,11 +2551,14 @@ usb_sec_dpphy: dp-phy@...f200 {
system-cache-controller@...0000 {
compatible = "qcom,sc8180x-llcc";
- reg = <0 0x09200000 0 0x50000>, <0 0x09280000 0 0x50000>,
- <0 0x09300000 0 0x50000>, <0 0x09380000 0 0x50000>,
- <0 0x09600000 0 0x50000>;
+ reg = <0 0x09200000 0 0x58000>, <0 0x09280000 0 0x58000>,
+ <0 0x09300000 0 0x58000>, <0 0x09380000 0 0x58000>,
+ <0 0x09400000 0 0x58000>, <0 0x09480000 0 0x58000>,
+ <0 0x09500000 0 0x58000>, <0 0x09580000 0 0x58000>,
+ <0 0x09600000 0 0x58000>;
reg-names = "llcc0_base", "llcc1_base", "llcc2_base",
- "llcc3_base", "llcc_broadcast_base";
+ "llcc3_base", "llcc4_base", "llcc5_base",
+ "llcc6_base", "llcc7_base", "llcc_broadcast_base";
interrupts = <GIC_SPI 582 IRQ_TYPE_LEVEL_HIGH>;
};
diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
index a993ad15ea9a..5c2894fcfa4a 100644
--- a/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
+++ b/arch/arm64/boot/dts/qcom/sc8280xp-lenovo-thinkpad-x13s.dts
@@ -619,15 +619,16 @@ &i2c4 {
status = "okay";
- /* FIXME: verify */
touchscreen@10 {
- compatible = "hid-over-i2c";
+ compatible = "elan,ekth5015m", "elan,ekth6915";
reg = <0x10>;
- hid-descr-addr = <0x1>;
interrupts-extended = <&tlmm 175 IRQ_TYPE_LEVEL_LOW>;
- vdd-supply = <&vreg_misc_3p3>;
- vddl-supply = <&vreg_s10b>;
+ reset-gpios = <&tlmm 99 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
+ no-reset-on-power-off;
+
+ vcc33-supply = <&vreg_misc_3p3>;
+ vccio-supply = <&vreg_misc_3p3>;
pinctrl-names = "default";
pinctrl-0 = <&ts0_default>;
@@ -1451,8 +1452,8 @@ int-n-pins {
reset-n-pins {
pins = "gpio99";
function = "gpio";
- output-high;
- drive-strength = <16>;
+ drive-strength = <2>;
+ bias-disable;
};
};
diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h
index dc17896a001a..e7338ed540d8 100644
--- a/arch/s390/include/asm/processor.h
+++ b/arch/s390/include/asm/processor.h
@@ -308,8 +308,8 @@ static inline void __load_psw(psw_t psw)
*/
static __always_inline void __load_psw_mask(unsigned long mask)
{
+ psw_t psw __uninitialized;
unsigned long addr;
- psw_t psw;
psw.mask = mask;
diff --git a/arch/s390/mm/pgalloc.c b/arch/s390/mm/pgalloc.c
index 6396d6b06a3a..9355fbe5f51e 100644
--- a/arch/s390/mm/pgalloc.c
+++ b/arch/s390/mm/pgalloc.c
@@ -53,6 +53,8 @@ unsigned long *crst_table_alloc(struct mm_struct *mm)
void crst_table_free(struct mm_struct *mm, unsigned long *table)
{
+ if (!table)
+ return;
pagetable_free(virt_to_ptdesc(table));
}
@@ -500,6 +502,8 @@ static unsigned long *base_crst_alloc(unsigned long val)
static void base_crst_free(unsigned long *table)
{
+ if (!table)
+ return;
pagetable_free(virt_to_ptdesc(table));
}
diff --git a/arch/x86/entry/entry_64.S b/arch/x86/entry/entry_64.S
index 5d96561c0d6a..2192b6c33ea0 100644
--- a/arch/x86/entry/entry_64.S
+++ b/arch/x86/entry/entry_64.S
@@ -167,22 +167,9 @@ SYM_INNER_LABEL(entry_SYSCALL_64_after_hwframe, SYM_L_GLOBAL)
jne swapgs_restore_regs_and_return_to_usermode
/*
- * SYSCALL clears RF when it saves RFLAGS in R11 and SYSRET cannot
- * restore RF properly. If the slowpath sets it for whatever reason, we
- * need to restore it correctly.
- *
- * SYSRET can restore TF, but unlike IRET, restoring TF results in a
- * trap from userspace immediately after SYSRET. This would cause an
- * infinite loop whenever #DB happens with register state that satisfies
- * the opportunistic SYSRET conditions. For example, single-stepping
- * this user code:
- *
- * movq $stuck_here, %rcx
- * pushfq
- * popq %r11
- * stuck_here:
- *
- * would never get past 'stuck_here'.
+ * SYSRET cannot restore RF. It can restore TF, but unlike IRET,
+ * restoring TF results in a trap from userspace immediately after
+ * SYSRET.
*/
testq $(X86_EFLAGS_RF|X86_EFLAGS_TF), %r11
jnz swapgs_restore_regs_and_return_to_usermode
@@ -1527,13 +1514,13 @@ SYM_CODE_END(asm_exc_nmi)
* This handles SYSCALL from 32-bit code. There is no way to program
* MSRs to fully disable 32-bit SYSCALL.
*/
-SYM_CODE_START(ignore_sysret)
+SYM_CODE_START(entry_SYSCALL32_ignore)
UNWIND_HINT_END_OF_STACK
ENDBR
mov $-ENOSYS, %eax
CLEAR_CPU_BUFFERS
sysretl
-SYM_CODE_END(ignore_sysret)
+SYM_CODE_END(entry_SYSCALL32_ignore)
#endif
.pushsection .text, "ax"
diff --git a/arch/x86/entry/entry_64_compat.S b/arch/x86/entry/entry_64_compat.S
index 4c1dfc51c56e..ebfccadf918c 100644
--- a/arch/x86/entry/entry_64_compat.S
+++ b/arch/x86/entry/entry_64_compat.S
@@ -90,10 +90,6 @@ SYM_INNER_LABEL(entry_SYSENTER_compat_after_hwframe, SYM_L_GLOBAL)
cld
- IBRS_ENTER
- UNTRAIN_RET
- CLEAR_BRANCH_HISTORY
-
/*
* SYSENTER doesn't filter flags, so we need to clear NT and AC
* ourselves. To save a few cycles, we can check whether
@@ -117,6 +113,16 @@ SYM_INNER_LABEL(entry_SYSENTER_compat_after_hwframe, SYM_L_GLOBAL)
jnz .Lsysenter_fix_flags
.Lsysenter_flags_fixed:
+ /*
+ * CPU bugs mitigations mechanisms can call other functions. They
+ * should be invoked after making sure TF is cleared because
+ * single-step is ignored only for instructions inside the
+ * entry_SYSENTER_compat function.
+ */
+ IBRS_ENTER
+ UNTRAIN_RET
+ CLEAR_BRANCH_HISTORY
+
movq %rsp, %rdi
call do_SYSENTER_32
/* XEN PV guests always use IRET path */
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index 6e19d0f22600..67ad64efa926 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -399,7 +399,7 @@ static inline unsigned long cpu_kernelmode_gs_base(int cpu)
return (unsigned long)per_cpu(fixed_percpu_data.gs_base, cpu);
}
-extern asmlinkage void ignore_sysret(void);
+extern asmlinkage void entry_SYSCALL32_ignore(void);
/* Save actual FS/GS selectors and bases to current->thread */
void current_save_fsgs(void);
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 340dd6cc11af..74d566263467 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -2134,7 +2134,7 @@ void syscall_init(void)
(unsigned long)(cpu_entry_stack(smp_processor_id()) + 1));
wrmsrl_safe(MSR_IA32_SYSENTER_EIP, (u64)entry_SYSENTER_compat);
#else
- wrmsrl_cstar((unsigned long)ignore_sysret);
+ wrmsrl_cstar((unsigned long)entry_SYSCALL32_ignore);
wrmsrl_safe(MSR_IA32_SYSENTER_CS, (u64)GDT_ENTRY_INVALID_SEG);
wrmsrl_safe(MSR_IA32_SYSENTER_ESP, 0ULL);
wrmsrl_safe(MSR_IA32_SYSENTER_EIP, 0ULL);
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index bd6a7857ce05..831fa4a12159 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -16,7 +16,6 @@
#include <linux/acpi.h>
#include <linux/dmi.h>
#include <linux/sched.h> /* need_resched() */
-#include <linux/sort.h>
#include <linux/tick.h>
#include <linux/cpuidle.h>
#include <linux/cpu.h>
@@ -386,25 +385,24 @@ static void acpi_processor_power_verify_c3(struct acpi_processor *pr,
acpi_write_bit_register(ACPI_BITREG_BUS_MASTER_RLD, 1);
}
-static int acpi_cst_latency_cmp(const void *a, const void *b)
+static void acpi_cst_latency_sort(struct acpi_processor_cx *states, size_t length)
{
- const struct acpi_processor_cx *x = a, *y = b;
+ int i, j, k;
- if (!(x->valid && y->valid))
- return 0;
- if (x->latency > y->latency)
- return 1;
- if (x->latency < y->latency)
- return -1;
- return 0;
-}
-static void acpi_cst_latency_swap(void *a, void *b, int n)
-{
- struct acpi_processor_cx *x = a, *y = b;
+ for (i = 1; i < length; i++) {
+ if (!states[i].valid)
+ continue;
- if (!(x->valid && y->valid))
- return;
- swap(x->latency, y->latency);
+ for (j = i - 1, k = i; j >= 0; j--) {
+ if (!states[j].valid)
+ continue;
+
+ if (states[j].latency > states[k].latency)
+ swap(states[j].latency, states[k].latency);
+
+ k = j;
+ }
+ }
}
static int acpi_processor_power_verify(struct acpi_processor *pr)
@@ -449,10 +447,7 @@ static int acpi_processor_power_verify(struct acpi_processor *pr)
if (buggy_latency) {
pr_notice("FW issue: working around C-state latencies out of order\n");
- sort(&pr->power.states[1], max_cstate,
- sizeof(struct acpi_processor_cx),
- acpi_cst_latency_cmp,
- acpi_cst_latency_swap);
+ acpi_cst_latency_sort(&pr->power.states[1], max_cstate);
}
lapic_timer_propagate_broadcast(pr);
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index ee71376f174b..3bc1d9243dbd 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -289,8 +289,13 @@ hpet_read(struct file *file, char __user *buf, size_t count, loff_t * ppos)
if (!devp->hd_ireqfreq)
return -EIO;
- if (count < sizeof(unsigned long))
- return -EINVAL;
+ if (in_compat_syscall()) {
+ if (count < sizeof(compat_ulong_t))
+ return -EINVAL;
+ } else {
+ if (count < sizeof(unsigned long))
+ return -EINVAL;
+ }
add_wait_queue(&devp->hd_waitqueue, &wait);
@@ -314,9 +319,16 @@ hpet_read(struct file *file, char __user *buf, size_t count, loff_t * ppos)
schedule();
}
- retval = put_user(data, (unsigned long __user *)buf);
- if (!retval)
- retval = sizeof(unsigned long);
+ if (in_compat_syscall()) {
+ retval = put_user(data, (compat_ulong_t __user *)buf);
+ if (!retval)
+ retval = sizeof(compat_ulong_t);
+ } else {
+ retval = put_user(data, (unsigned long __user *)buf);
+ if (!retval)
+ retval = sizeof(unsigned long);
+ }
+
out:
__set_current_state(TASK_RUNNING);
remove_wait_queue(&devp->hd_waitqueue, &wait);
@@ -671,12 +683,24 @@ struct compat_hpet_info {
unsigned short hi_timer;
};
+/* 32-bit types would lead to different command codes which should be
+ * translated into 64-bit ones before passed to hpet_ioctl_common
+ */
+#define COMPAT_HPET_INFO _IOR('h', 0x03, struct compat_hpet_info)
+#define COMPAT_HPET_IRQFREQ _IOW('h', 0x6, compat_ulong_t)
+
static long
hpet_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
{
struct hpet_info info;
int err;
+ if (cmd == COMPAT_HPET_INFO)
+ cmd = HPET_INFO;
+
+ if (cmd == COMPAT_HPET_IRQFREQ)
+ cmd = HPET_IRQFREQ;
+
mutex_lock(&hpet_mutex);
err = hpet_ioctl_common(file->private_data, cmd, arg, &info);
mutex_unlock(&hpet_mutex);
diff --git a/drivers/cpufreq/acpi-cpufreq.c b/drivers/cpufreq/acpi-cpufreq.c
index 37f1cdf46d29..4ac3a35dcd98 100644
--- a/drivers/cpufreq/acpi-cpufreq.c
+++ b/drivers/cpufreq/acpi-cpufreq.c
@@ -890,8 +890,10 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy)
if (perf->states[0].core_frequency * 1000 != freq_table[0].frequency)
pr_warn(FW_WARN "P-state 0 is not max freq\n");
- if (acpi_cpufreq_driver.set_boost)
+ if (acpi_cpufreq_driver.set_boost) {
set_boost(policy, acpi_cpufreq_driver.boost_enabled);
+ policy->boost_enabled = acpi_cpufreq_driver.boost_enabled;
+ }
return result;
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 06e0294a17a8..df445b44e9ec 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -1422,7 +1422,8 @@ static int cpufreq_online(unsigned int cpu)
}
/* Let the per-policy boost flag mirror the cpufreq_driver boost during init */
- policy->boost_enabled = cpufreq_boost_enabled() && policy_has_boost_freq(policy);
+ if (cpufreq_boost_enabled() && policy_has_boost_freq(policy))
+ policy->boost_enabled = true;
/*
* The initialization has succeeded and the policy is online.
diff --git a/drivers/firmware/cirrus/cs_dsp.c b/drivers/firmware/cirrus/cs_dsp.c
index 79d4254d1f9b..bd1651e70936 100644
--- a/drivers/firmware/cirrus/cs_dsp.c
+++ b/drivers/firmware/cirrus/cs_dsp.c
@@ -1053,9 +1053,16 @@ struct cs_dsp_coeff_parsed_coeff {
int len;
};
-static int cs_dsp_coeff_parse_string(int bytes, const u8 **pos, const u8 **str)
+static int cs_dsp_coeff_parse_string(int bytes, const u8 **pos, unsigned int avail,
+ const u8 **str)
{
- int length;
+ int length, total_field_len;
+
+ /* String fields are at least one __le32 */
+ if (sizeof(__le32) > avail) {
+ *pos = NULL;
+ return 0;
+ }
switch (bytes) {
case 1:
@@ -1068,10 +1075,16 @@ static int cs_dsp_coeff_parse_string(int bytes, const u8 **pos, const u8 **str)
return 0;
}
+ total_field_len = ((length + bytes) + 3) & ~0x03;
+ if ((unsigned int)total_field_len > avail) {
+ *pos = NULL;
+ return 0;
+ }
+
if (str)
*str = *pos + bytes;
- *pos += ((length + bytes) + 3) & ~0x03;
+ *pos += total_field_len;
return length;
}
@@ -1096,71 +1109,134 @@ static int cs_dsp_coeff_parse_int(int bytes, const u8 **pos)
return val;
}
-static inline void cs_dsp_coeff_parse_alg(struct cs_dsp *dsp, const u8 **data,
- struct cs_dsp_coeff_parsed_alg *blk)
+static int cs_dsp_coeff_parse_alg(struct cs_dsp *dsp,
+ const struct wmfw_region *region,
+ struct cs_dsp_coeff_parsed_alg *blk)
{
const struct wmfw_adsp_alg_data *raw;
+ unsigned int data_len = le32_to_cpu(region->len);
+ unsigned int pos;
+ const u8 *tmp;
+
+ raw = (const struct wmfw_adsp_alg_data *)region->data;
switch (dsp->fw_ver) {
case 0:
case 1:
- raw = (const struct wmfw_adsp_alg_data *)*data;
- *data = raw->data;
+ if (sizeof(*raw) > data_len)
+ return -EOVERFLOW;
blk->id = le32_to_cpu(raw->id);
blk->name = raw->name;
- blk->name_len = strlen(raw->name);
+ blk->name_len = strnlen(raw->name, ARRAY_SIZE(raw->name));
blk->ncoeff = le32_to_cpu(raw->ncoeff);
+
+ pos = sizeof(*raw);
break;
default:
- blk->id = cs_dsp_coeff_parse_int(sizeof(raw->id), data);
- blk->name_len = cs_dsp_coeff_parse_string(sizeof(u8), data,
+ if (sizeof(raw->id) > data_len)
+ return -EOVERFLOW;
+
+ tmp = region->data;
+ blk->id = cs_dsp_coeff_parse_int(sizeof(raw->id), &tmp);
+ pos = tmp - region->data;
+
+ tmp = ®ion->data[pos];
+ blk->name_len = cs_dsp_coeff_parse_string(sizeof(u8), &tmp, data_len - pos,
&blk->name);
- cs_dsp_coeff_parse_string(sizeof(u16), data, NULL);
- blk->ncoeff = cs_dsp_coeff_parse_int(sizeof(raw->ncoeff), data);
+ if (!tmp)
+ return -EOVERFLOW;
+
+ pos = tmp - region->data;
+ cs_dsp_coeff_parse_string(sizeof(u16), &tmp, data_len - pos, NULL);
+ if (!tmp)
+ return -EOVERFLOW;
+
+ pos = tmp - region->data;
+ if (sizeof(raw->ncoeff) > (data_len - pos))
+ return -EOVERFLOW;
+
+ blk->ncoeff = cs_dsp_coeff_parse_int(sizeof(raw->ncoeff), &tmp);
+ pos += sizeof(raw->ncoeff);
break;
}
+ if ((int)blk->ncoeff < 0)
+ return -EOVERFLOW;
+
cs_dsp_dbg(dsp, "Algorithm ID: %#x\n", blk->id);
cs_dsp_dbg(dsp, "Algorithm name: %.*s\n", blk->name_len, blk->name);
cs_dsp_dbg(dsp, "# of coefficient descriptors: %#x\n", blk->ncoeff);
+
+ return pos;
}
-static inline void cs_dsp_coeff_parse_coeff(struct cs_dsp *dsp, const u8 **data,
- struct cs_dsp_coeff_parsed_coeff *blk)
+static int cs_dsp_coeff_parse_coeff(struct cs_dsp *dsp,
+ const struct wmfw_region *region,
+ unsigned int pos,
+ struct cs_dsp_coeff_parsed_coeff *blk)
{
const struct wmfw_adsp_coeff_data *raw;
+ unsigned int data_len = le32_to_cpu(region->len);
+ unsigned int blk_len, blk_end_pos;
const u8 *tmp;
- int length;
+
+ raw = (const struct wmfw_adsp_coeff_data *)®ion->data[pos];
+ if (sizeof(raw->hdr) > (data_len - pos))
+ return -EOVERFLOW;
+
+ blk_len = le32_to_cpu(raw->hdr.size);
+ if (blk_len > S32_MAX)
+ return -EOVERFLOW;
+
+ if (blk_len > (data_len - pos - sizeof(raw->hdr)))
+ return -EOVERFLOW;
+
+ blk_end_pos = pos + sizeof(raw->hdr) + blk_len;
+
+ blk->offset = le16_to_cpu(raw->hdr.offset);
+ blk->mem_type = le16_to_cpu(raw->hdr.type);
switch (dsp->fw_ver) {
case 0:
case 1:
- raw = (const struct wmfw_adsp_coeff_data *)*data;
- *data = *data + sizeof(raw->hdr) + le32_to_cpu(raw->hdr.size);
+ if (sizeof(*raw) > (data_len - pos))
+ return -EOVERFLOW;
- blk->offset = le16_to_cpu(raw->hdr.offset);
- blk->mem_type = le16_to_cpu(raw->hdr.type);
blk->name = raw->name;
- blk->name_len = strlen(raw->name);
+ blk->name_len = strnlen(raw->name, ARRAY_SIZE(raw->name));
blk->ctl_type = le16_to_cpu(raw->ctl_type);
blk->flags = le16_to_cpu(raw->flags);
blk->len = le32_to_cpu(raw->len);
break;
default:
- tmp = *data;
- blk->offset = cs_dsp_coeff_parse_int(sizeof(raw->hdr.offset), &tmp);
- blk->mem_type = cs_dsp_coeff_parse_int(sizeof(raw->hdr.type), &tmp);
- length = cs_dsp_coeff_parse_int(sizeof(raw->hdr.size), &tmp);
- blk->name_len = cs_dsp_coeff_parse_string(sizeof(u8), &tmp,
+ pos += sizeof(raw->hdr);
+ tmp = ®ion->data[pos];
+ blk->name_len = cs_dsp_coeff_parse_string(sizeof(u8), &tmp, data_len - pos,
&blk->name);
- cs_dsp_coeff_parse_string(sizeof(u8), &tmp, NULL);
- cs_dsp_coeff_parse_string(sizeof(u16), &tmp, NULL);
+ if (!tmp)
+ return -EOVERFLOW;
+
+ pos = tmp - region->data;
+ cs_dsp_coeff_parse_string(sizeof(u8), &tmp, data_len - pos, NULL);
+ if (!tmp)
+ return -EOVERFLOW;
+
+ pos = tmp - region->data;
+ cs_dsp_coeff_parse_string(sizeof(u16), &tmp, data_len - pos, NULL);
+ if (!tmp)
+ return -EOVERFLOW;
+
+ pos = tmp - region->data;
+ if (sizeof(raw->ctl_type) + sizeof(raw->flags) + sizeof(raw->len) >
+ (data_len - pos))
+ return -EOVERFLOW;
+
blk->ctl_type = cs_dsp_coeff_parse_int(sizeof(raw->ctl_type), &tmp);
+ pos += sizeof(raw->ctl_type);
blk->flags = cs_dsp_coeff_parse_int(sizeof(raw->flags), &tmp);
+ pos += sizeof(raw->flags);
blk->len = cs_dsp_coeff_parse_int(sizeof(raw->len), &tmp);
-
- *data = *data + sizeof(raw->hdr) + length;
break;
}
@@ -1170,6 +1246,8 @@ static inline void cs_dsp_coeff_parse_coeff(struct cs_dsp *dsp, const u8 **data,
cs_dsp_dbg(dsp, "\tCoefficient flags: %#x\n", blk->flags);
cs_dsp_dbg(dsp, "\tALSA control type: %#x\n", blk->ctl_type);
cs_dsp_dbg(dsp, "\tALSA control len: %#x\n", blk->len);
+
+ return blk_end_pos;
}
static int cs_dsp_check_coeff_flags(struct cs_dsp *dsp,
@@ -1193,12 +1271,16 @@ static int cs_dsp_parse_coeff(struct cs_dsp *dsp,
struct cs_dsp_alg_region alg_region = {};
struct cs_dsp_coeff_parsed_alg alg_blk;
struct cs_dsp_coeff_parsed_coeff coeff_blk;
- const u8 *data = region->data;
- int i, ret;
+ int i, pos, ret;
+
+ pos = cs_dsp_coeff_parse_alg(dsp, region, &alg_blk);
+ if (pos < 0)
+ return pos;
- cs_dsp_coeff_parse_alg(dsp, &data, &alg_blk);
for (i = 0; i < alg_blk.ncoeff; i++) {
- cs_dsp_coeff_parse_coeff(dsp, &data, &coeff_blk);
+ pos = cs_dsp_coeff_parse_coeff(dsp, region, pos, &coeff_blk);
+ if (pos < 0)
+ return pos;
switch (coeff_blk.ctl_type) {
case WMFW_CTL_TYPE_BYTES:
@@ -1267,6 +1349,10 @@ static unsigned int cs_dsp_adsp1_parse_sizes(struct cs_dsp *dsp,
const struct wmfw_adsp1_sizes *adsp1_sizes;
adsp1_sizes = (void *)&firmware->data[pos];
+ if (sizeof(*adsp1_sizes) > firmware->size - pos) {
+ cs_dsp_err(dsp, "%s: file truncated\n", file);
+ return 0;
+ }
cs_dsp_dbg(dsp, "%s: %d DM, %d PM, %d ZM\n", file,
le32_to_cpu(adsp1_sizes->dm), le32_to_cpu(adsp1_sizes->pm),
@@ -1283,6 +1369,10 @@ static unsigned int cs_dsp_adsp2_parse_sizes(struct cs_dsp *dsp,
const struct wmfw_adsp2_sizes *adsp2_sizes;
adsp2_sizes = (void *)&firmware->data[pos];
+ if (sizeof(*adsp2_sizes) > firmware->size - pos) {
+ cs_dsp_err(dsp, "%s: file truncated\n", file);
+ return 0;
+ }
cs_dsp_dbg(dsp, "%s: %d XM, %d YM %d PM, %d ZM\n", file,
le32_to_cpu(adsp2_sizes->xm), le32_to_cpu(adsp2_sizes->ym),
@@ -1322,7 +1412,6 @@ static int cs_dsp_load(struct cs_dsp *dsp, const struct firmware *firmware,
struct regmap *regmap = dsp->regmap;
unsigned int pos = 0;
const struct wmfw_header *header;
- const struct wmfw_adsp1_sizes *adsp1_sizes;
const struct wmfw_footer *footer;
const struct wmfw_region *region;
const struct cs_dsp_region *mem;
@@ -1338,10 +1427,8 @@ static int cs_dsp_load(struct cs_dsp *dsp, const struct firmware *firmware,
ret = -EINVAL;
- pos = sizeof(*header) + sizeof(*adsp1_sizes) + sizeof(*footer);
- if (pos >= firmware->size) {
- cs_dsp_err(dsp, "%s: file too short, %zu bytes\n",
- file, firmware->size);
+ if (sizeof(*header) >= firmware->size) {
+ ret = -EOVERFLOW;
goto out_fw;
}
@@ -1369,22 +1456,36 @@ static int cs_dsp_load(struct cs_dsp *dsp, const struct firmware *firmware,
pos = sizeof(*header);
pos = dsp->ops->parse_sizes(dsp, file, pos, firmware);
+ if ((pos == 0) || (sizeof(*footer) > firmware->size - pos)) {
+ ret = -EOVERFLOW;
+ goto out_fw;
+ }
footer = (void *)&firmware->data[pos];
pos += sizeof(*footer);
if (le32_to_cpu(header->len) != pos) {
- cs_dsp_err(dsp, "%s: unexpected header length %d\n",
- file, le32_to_cpu(header->len));
+ ret = -EOVERFLOW;
goto out_fw;
}
cs_dsp_dbg(dsp, "%s: timestamp %llu\n", file,
le64_to_cpu(footer->timestamp));
- while (pos < firmware->size &&
- sizeof(*region) < firmware->size - pos) {
+ while (pos < firmware->size) {
+ /* Is there enough data for a complete block header? */
+ if (sizeof(*region) > firmware->size - pos) {
+ ret = -EOVERFLOW;
+ goto out_fw;
+ }
+
region = (void *)&(firmware->data[pos]);
+
+ if (le32_to_cpu(region->len) > firmware->size - pos - sizeof(*region)) {
+ ret = -EOVERFLOW;
+ goto out_fw;
+ }
+
region_name = "Unknown";
reg = 0;
text = NULL;
@@ -1441,16 +1542,6 @@ static int cs_dsp_load(struct cs_dsp *dsp, const struct firmware *firmware,
regions, le32_to_cpu(region->len), offset,
region_name);
- if (le32_to_cpu(region->len) >
- firmware->size - pos - sizeof(*region)) {
- cs_dsp_err(dsp,
- "%s.%d: %s region len %d bytes exceeds file length %zu\n",
- file, regions, region_name,
- le32_to_cpu(region->len), firmware->size);
- ret = -EINVAL;
- goto out_fw;
- }
-
if (text) {
memcpy(text, region->data, le32_to_cpu(region->len));
cs_dsp_info(dsp, "%s: %s\n", file, text);
@@ -1501,6 +1592,9 @@ static int cs_dsp_load(struct cs_dsp *dsp, const struct firmware *firmware,
cs_dsp_buf_free(&buf_list);
kfree(text);
+ if (ret == -EOVERFLOW)
+ cs_dsp_err(dsp, "%s: file content overflows file data\n", file);
+
return ret;
}
@@ -2068,10 +2162,20 @@ static int cs_dsp_load_coeff(struct cs_dsp *dsp, const struct firmware *firmware
pos = le32_to_cpu(hdr->len);
blocks = 0;
- while (pos < firmware->size &&
- sizeof(*blk) < firmware->size - pos) {
+ while (pos < firmware->size) {
+ /* Is there enough data for a complete block header? */
+ if (sizeof(*blk) > firmware->size - pos) {
+ ret = -EOVERFLOW;
+ goto out_fw;
+ }
+
blk = (void *)(&firmware->data[pos]);
+ if (le32_to_cpu(blk->len) > firmware->size - pos - sizeof(*blk)) {
+ ret = -EOVERFLOW;
+ goto out_fw;
+ }
+
type = le16_to_cpu(blk->type);
offset = le16_to_cpu(blk->offset);
version = le32_to_cpu(blk->ver) >> 8;
@@ -2168,17 +2272,6 @@ static int cs_dsp_load_coeff(struct cs_dsp *dsp, const struct firmware *firmware
}
if (reg) {
- if (le32_to_cpu(blk->len) >
- firmware->size - pos - sizeof(*blk)) {
- cs_dsp_err(dsp,
- "%s.%d: %s region len %d bytes exceeds file length %zu\n",
- file, blocks, region_name,
- le32_to_cpu(blk->len),
- firmware->size);
- ret = -EINVAL;
- goto out_fw;
- }
-
buf = cs_dsp_buf_alloc(blk->data,
le32_to_cpu(blk->len),
&buf_list);
@@ -2218,6 +2311,10 @@ static int cs_dsp_load_coeff(struct cs_dsp *dsp, const struct firmware *firmware
regmap_async_complete(regmap);
cs_dsp_buf_free(&buf_list);
kfree(text);
+
+ if (ret == -EOVERFLOW)
+ cs_dsp_err(dsp, "%s: file content overflows file data\n", file);
+
return ret;
}
diff --git a/drivers/i2c/busses/i2c-rcar.c b/drivers/i2c/busses/i2c-rcar.c
index a32a93f9a60d..84fdd3f5cc84 100644
--- a/drivers/i2c/busses/i2c-rcar.c
+++ b/drivers/i2c/busses/i2c-rcar.c
@@ -114,6 +114,7 @@ enum rcar_i2c_type {
I2C_RCAR_GEN1,
I2C_RCAR_GEN2,
I2C_RCAR_GEN3,
+ I2C_RCAR_GEN4,
};
struct rcar_i2c_priv {
@@ -223,6 +224,14 @@ static void rcar_i2c_init(struct rcar_i2c_priv *priv)
}
+static void rcar_i2c_reset_slave(struct rcar_i2c_priv *priv)
+{
+ rcar_i2c_write(priv, ICSIER, 0);
+ rcar_i2c_write(priv, ICSSR, 0);
+ rcar_i2c_write(priv, ICSCR, SDBS);
+ rcar_i2c_write(priv, ICSAR, 0); /* Gen2: must be 0 if not using slave */
+}
+
static int rcar_i2c_bus_barrier(struct rcar_i2c_priv *priv)
{
int ret;
@@ -386,8 +395,8 @@ static void rcar_i2c_cleanup_dma(struct rcar_i2c_priv *priv, bool terminate)
dma_unmap_single(chan->device->dev, sg_dma_address(&priv->sg),
sg_dma_len(&priv->sg), priv->dma_direction);
- /* Gen3 can only do one RXDMA per transfer and we just completed it */
- if (priv->devtype == I2C_RCAR_GEN3 &&
+ /* Gen3+ can only do one RXDMA per transfer and we just completed it */
+ if (priv->devtype >= I2C_RCAR_GEN3 &&
priv->dma_direction == DMA_FROM_DEVICE)
priv->flags |= ID_P_NO_RXDMA;
@@ -815,6 +824,10 @@ static int rcar_i2c_do_reset(struct rcar_i2c_priv *priv)
{
int ret;
+ /* Don't reset if a slave instance is currently running */
+ if (priv->slave)
+ return -EISCONN;
+
ret = reset_control_reset(priv->rstc);
if (ret)
return ret;
@@ -841,14 +854,12 @@ static int rcar_i2c_master_xfer(struct i2c_adapter *adap,
if (ret < 0)
goto out;
- /* Gen3 needs a reset before allowing RXDMA once */
- if (priv->devtype == I2C_RCAR_GEN3) {
- priv->flags |= ID_P_NO_RXDMA;
- if (!IS_ERR(priv->rstc)) {
- ret = rcar_i2c_do_reset(priv);
- if (ret == 0)
- priv->flags &= ~ID_P_NO_RXDMA;
- }
+ /* Gen3+ needs a reset. That also allows RXDMA once */
+ if (priv->devtype >= I2C_RCAR_GEN3) {
+ ret = rcar_i2c_do_reset(priv);
+ if (ret)
+ goto out;
+ priv->flags &= ~ID_P_NO_RXDMA;
}
rcar_i2c_init(priv);
@@ -975,11 +986,8 @@ static int rcar_unreg_slave(struct i2c_client *slave)
/* ensure no irq is running before clearing ptr */
disable_irq(priv->irq);
- rcar_i2c_write(priv, ICSIER, 0);
- rcar_i2c_write(priv, ICSSR, 0);
+ rcar_i2c_reset_slave(priv);
enable_irq(priv->irq);
- rcar_i2c_write(priv, ICSCR, SDBS);
- rcar_i2c_write(priv, ICSAR, 0); /* Gen2: must be 0 if not using slave */
priv->slave = NULL;
@@ -1032,7 +1040,7 @@ static const struct of_device_id rcar_i2c_dt_ids[] = {
{ .compatible = "renesas,rcar-gen1-i2c", .data = (void *)I2C_RCAR_GEN1 },
{ .compatible = "renesas,rcar-gen2-i2c", .data = (void *)I2C_RCAR_GEN2 },
{ .compatible = "renesas,rcar-gen3-i2c", .data = (void *)I2C_RCAR_GEN3 },
- { .compatible = "renesas,rcar-gen4-i2c", .data = (void *)I2C_RCAR_GEN3 },
+ { .compatible = "renesas,rcar-gen4-i2c", .data = (void *)I2C_RCAR_GEN4 },
{},
};
MODULE_DEVICE_TABLE(of, rcar_i2c_dt_ids);
@@ -1092,22 +1100,15 @@ static int rcar_i2c_probe(struct platform_device *pdev)
goto out_pm_disable;
}
- rcar_i2c_write(priv, ICSAR, 0); /* Gen2: must be 0 if not using slave */
+ /* Bring hardware to known state */
+ rcar_i2c_init(priv);
+ rcar_i2c_reset_slave(priv);
if (priv->devtype < I2C_RCAR_GEN3) {
irqflags |= IRQF_NO_THREAD;
irqhandler = rcar_i2c_gen2_irq;
}
- if (priv->devtype == I2C_RCAR_GEN3) {
- priv->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL);
- if (!IS_ERR(priv->rstc)) {
- ret = reset_control_status(priv->rstc);
- if (ret < 0)
- priv->rstc = ERR_PTR(-ENOTSUPP);
- }
- }
-
/* Stay always active when multi-master to keep arbitration working */
if (of_property_read_bool(dev->of_node, "multi-master"))
priv->flags |= ID_P_PM_BLOCKED;
@@ -1117,6 +1118,22 @@ static int rcar_i2c_probe(struct platform_device *pdev)
if (of_property_read_bool(dev->of_node, "smbus"))
priv->flags |= ID_P_HOST_NOTIFY;
+ /* R-Car Gen3+ needs a reset before every transfer */
+ if (priv->devtype >= I2C_RCAR_GEN3) {
+ priv->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL);
+ if (IS_ERR(priv->rstc)) {
+ ret = PTR_ERR(priv->rstc);
+ goto out_pm_put;
+ }
+
+ ret = reset_control_status(priv->rstc);
+ if (ret < 0)
+ goto out_pm_put;
+
+ /* hard reset disturbs HostNotify local target, so disable it */
+ priv->flags &= ~ID_P_HOST_NOTIFY;
+ }
+
ret = platform_get_irq(pdev, 0);
if (ret < 0)
goto out_pm_put;
diff --git a/drivers/i2c/i2c-core-base.c b/drivers/i2c/i2c-core-base.c
index 3642d4246320..1e873ff0a624 100644
--- a/drivers/i2c/i2c-core-base.c
+++ b/drivers/i2c/i2c-core-base.c
@@ -1064,6 +1064,7 @@ EXPORT_SYMBOL(i2c_find_device_by_fwnode);
static const struct i2c_device_id dummy_id[] = {
{ "dummy", 0 },
+ { "smbus_host_notify", 0 },
{ },
};
diff --git a/drivers/i2c/i2c-slave-testunit.c b/drivers/i2c/i2c-slave-testunit.c
index ca43e98cae1b..23a11e4e9256 100644
--- a/drivers/i2c/i2c-slave-testunit.c
+++ b/drivers/i2c/i2c-slave-testunit.c
@@ -118,6 +118,13 @@ static int i2c_slave_testunit_slave_cb(struct i2c_client *client,
queue_delayed_work(system_long_wq, &tu->worker,
msecs_to_jiffies(10 * tu->regs[TU_REG_DELAY]));
}
+
+ /*
+ * Reset reg_idx to avoid that work gets queued again in case of
+ * STOP after a following read message. But do not clear TU regs
+ * here because we still need them in the workqueue!
+ */
+ tu->reg_idx = 0;
break;
case I2C_SLAVE_WRITE_REQUESTED:
diff --git a/drivers/iio/industrialio-trigger.c b/drivers/iio/industrialio-trigger.c
index 18f83158f637..b5fed8a000ea 100644
--- a/drivers/iio/industrialio-trigger.c
+++ b/drivers/iio/industrialio-trigger.c
@@ -322,7 +322,7 @@ int iio_trigger_attach_poll_func(struct iio_trigger *trig,
* this is the case if the IIO device and the trigger device share the
* same parent device.
*/
- if (iio_validate_own_trigger(pf->indio_dev, trig))
+ if (!iio_validate_own_trigger(pf->indio_dev, trig))
trig->attached_own_device = true;
return ret;
diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c
index dbd26c3b245b..bbcbc921f3ab 100644
--- a/drivers/misc/fastrpc.c
+++ b/drivers/misc/fastrpc.c
@@ -1238,6 +1238,7 @@ static int fastrpc_init_create_static_process(struct fastrpc_user *fl,
struct fastrpc_phy_page pages[1];
char *name;
int err;
+ bool scm_done = false;
struct {
int pgid;
u32 namelen;
@@ -1289,6 +1290,7 @@ static int fastrpc_init_create_static_process(struct fastrpc_user *fl,
fl->cctx->remote_heap->phys, fl->cctx->remote_heap->size, err);
goto err_map;
}
+ scm_done = true;
}
}
@@ -1320,10 +1322,11 @@ static int fastrpc_init_create_static_process(struct fastrpc_user *fl,
goto err_invoke;
kfree(args);
+ kfree(name);
return 0;
err_invoke:
- if (fl->cctx->vmcount) {
+ if (fl->cctx->vmcount && scm_done) {
u64 src_perms = 0;
struct qcom_scm_vmperm dst_perms;
u32 i;
@@ -1693,16 +1696,20 @@ static int fastrpc_get_info_from_dsp(struct fastrpc_user *fl, uint32_t *dsp_attr
{
struct fastrpc_invoke_args args[2] = { 0 };
- /* Capability filled in userspace */
+ /*
+ * Capability filled in userspace. This carries the information
+ * about the remoteproc support which is fetched from the remoteproc
+ * sysfs node by userspace.
+ */
dsp_attr_buf[0] = 0;
+ dsp_attr_buf_len -= 1;
args[0].ptr = (u64)(uintptr_t)&dsp_attr_buf_len;
args[0].length = sizeof(dsp_attr_buf_len);
args[0].fd = -1;
args[1].ptr = (u64)(uintptr_t)&dsp_attr_buf[1];
- args[1].length = dsp_attr_buf_len;
+ args[1].length = dsp_attr_buf_len * sizeof(u32);
args[1].fd = -1;
- fl->pd = USER_PD;
return fastrpc_internal_invoke(fl, true, FASTRPC_DSP_UTILITIES_HANDLE,
FASTRPC_SCALARS(0, 1, 1), args);
@@ -1730,7 +1737,7 @@ static int fastrpc_get_info_from_kernel(struct fastrpc_ioctl_capability *cap,
if (!dsp_attributes)
return -ENOMEM;
- err = fastrpc_get_info_from_dsp(fl, dsp_attributes, FASTRPC_MAX_DSP_ATTRIBUTES_LEN);
+ err = fastrpc_get_info_from_dsp(fl, dsp_attributes, FASTRPC_MAX_DSP_ATTRIBUTES);
if (err == DSP_UNSUPPORTED_API) {
dev_info(&cctx->rpdev->dev,
"Warning: DSP capabilities not supported on domain: %d\n", domain);
@@ -1783,7 +1790,7 @@ static int fastrpc_get_dsp_info(struct fastrpc_user *fl, char __user *argp)
if (err)
return err;
- if (copy_to_user(argp, &cap.capability, sizeof(cap.capability)))
+ if (copy_to_user(argp, &cap, sizeof(cap)))
return -EFAULT;
return 0;
@@ -2080,6 +2087,16 @@ static int fastrpc_req_mem_map(struct fastrpc_user *fl, char __user *argp)
return err;
}
+static int is_attach_rejected(struct fastrpc_user *fl)
+{
+ /* Check if the device node is non-secure */
+ if (!fl->is_secure_dev) {
+ dev_dbg(&fl->cctx->rpdev->dev, "untrusted app trying to attach to privileged DSP PD\n");
+ return -EACCES;
+ }
+ return 0;
+}
+
static long fastrpc_device_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
@@ -2092,13 +2109,19 @@ static long fastrpc_device_ioctl(struct file *file, unsigned int cmd,
err = fastrpc_invoke(fl, argp);
break;
case FASTRPC_IOCTL_INIT_ATTACH:
- err = fastrpc_init_attach(fl, ROOT_PD);
+ err = is_attach_rejected(fl);
+ if (!err)
+ err = fastrpc_init_attach(fl, ROOT_PD);
break;
case FASTRPC_IOCTL_INIT_ATTACH_SNS:
- err = fastrpc_init_attach(fl, SENSORS_PD);
+ err = is_attach_rejected(fl);
+ if (!err)
+ err = fastrpc_init_attach(fl, SENSORS_PD);
break;
case FASTRPC_IOCTL_INIT_CREATE_STATIC:
- err = fastrpc_init_create_static_process(fl, argp);
+ err = is_attach_rejected(fl);
+ if (!err)
+ err = fastrpc_init_create_static_process(fl, argp);
break;
case FASTRPC_IOCTL_INIT_CREATE:
err = fastrpc_init_create_process(fl, argp);
diff --git a/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_otpe2p.c b/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_otpe2p.c
index 16695cb5e69c..7c3d8bedf90b 100644
--- a/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_otpe2p.c
+++ b/drivers/misc/mchp_pci1xxxx/mchp_pci1xxxx_otpe2p.c
@@ -153,7 +153,6 @@ static int pci1xxxx_eeprom_read(void *priv_t, unsigned int off,
buf[byte] = readl(rb + MMAP_EEPROM_OFFSET(EEPROM_DATA_REG));
}
- ret = byte;
error:
release_sys_lock(priv);
return ret;
@@ -197,7 +196,6 @@ static int pci1xxxx_eeprom_write(void *priv_t, unsigned int off,
goto error;
}
}
- ret = byte;
error:
release_sys_lock(priv);
return ret;
@@ -258,7 +256,6 @@ static int pci1xxxx_otp_read(void *priv_t, unsigned int off,
buf[byte] = readl(rb + MMAP_OTP_OFFSET(OTP_RD_DATA_OFFSET));
}
- ret = byte;
error:
release_sys_lock(priv);
return ret;
@@ -315,7 +312,6 @@ static int pci1xxxx_otp_write(void *priv_t, unsigned int off,
goto error;
}
}
- ret = byte;
error:
release_sys_lock(priv);
return ret;
diff --git a/drivers/net/dsa/lan9303-core.c b/drivers/net/dsa/lan9303-core.c
index ee67adeb2cdb..24ef219e6f56 100644
--- a/drivers/net/dsa/lan9303-core.c
+++ b/drivers/net/dsa/lan9303-core.c
@@ -1048,31 +1048,31 @@ static int lan9303_get_sset_count(struct dsa_switch *ds, int port, int sset)
return ARRAY_SIZE(lan9303_mib);
}
-static int lan9303_phy_read(struct dsa_switch *ds, int phy, int regnum)
+static int lan9303_phy_read(struct dsa_switch *ds, int port, int regnum)
{
struct lan9303 *chip = ds->priv;
int phy_base = chip->phy_addr_base;
- if (phy == phy_base)
+ if (port == 0)
return lan9303_virt_phy_reg_read(chip, regnum);
- if (phy > phy_base + 2)
+ if (port > 2)
return -ENODEV;
- return chip->ops->phy_read(chip, phy, regnum);
+ return chip->ops->phy_read(chip, phy_base + port, regnum);
}
-static int lan9303_phy_write(struct dsa_switch *ds, int phy, int regnum,
+static int lan9303_phy_write(struct dsa_switch *ds, int port, int regnum,
u16 val)
{
struct lan9303 *chip = ds->priv;
int phy_base = chip->phy_addr_base;
- if (phy == phy_base)
+ if (port == 0)
return lan9303_virt_phy_reg_write(chip, regnum, val);
- if (phy > phy_base + 2)
+ if (port > 2)
return -ENODEV;
- return chip->ops->phy_write(chip, phy, regnum, val);
+ return chip->ops->phy_write(chip, phy_base + port, regnum, val);
}
static int lan9303_port_enable(struct dsa_switch *ds, int port,
@@ -1100,7 +1100,7 @@ static void lan9303_port_disable(struct dsa_switch *ds, int port)
vlan_vid_del(dsa_port_to_master(dp), htons(ETH_P_8021Q), port);
lan9303_disable_processing_port(chip, port);
- lan9303_phy_write(ds, chip->phy_addr_base + port, MII_BMCR, BMCR_PDOWN);
+ lan9303_phy_write(ds, port, MII_BMCR, BMCR_PDOWN);
}
static int lan9303_port_bridge_join(struct dsa_switch *ds, int port,
@@ -1355,8 +1355,6 @@ static const struct dsa_switch_ops lan9303_switch_ops = {
static int lan9303_register_switch(struct lan9303 *chip)
{
- int base;
-
chip->ds = devm_kzalloc(chip->dev, sizeof(*chip->ds), GFP_KERNEL);
if (!chip->ds)
return -ENOMEM;
@@ -1365,8 +1363,7 @@ static int lan9303_register_switch(struct lan9303 *chip)
chip->ds->num_ports = LAN9303_NUM_PORTS;
chip->ds->priv = chip;
chip->ds->ops = &lan9303_switch_ops;
- base = chip->phy_addr_base;
- chip->ds->phys_mii_mask = GENMASK(LAN9303_NUM_PORTS - 1 + base, base);
+ chip->ds->phys_mii_mask = GENMASK(LAN9303_NUM_PORTS - 1, 0);
return dsa_register_switch(chip->ds);
}
diff --git a/drivers/net/ethernet/broadcom/asp2/bcmasp.c b/drivers/net/ethernet/broadcom/asp2/bcmasp.c
index 4b6bf2764bef..d9e9ec2e8945 100644
--- a/drivers/net/ethernet/broadcom/asp2/bcmasp.c
+++ b/drivers/net/ethernet/broadcom/asp2/bcmasp.c
@@ -1306,6 +1306,7 @@ static int bcmasp_probe(struct platform_device *pdev)
dev_err(dev, "Cannot create eth interface %d\n", i);
bcmasp_remove_intfs(priv);
of_node_put(intf_node);
+ ret = -ENOMEM;
goto of_put_exit;
}
list_add_tail(&intf->list, &priv->intfs);
diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq.h b/drivers/net/ethernet/intel/i40e/i40e_adminq.h
index 80125bea80a2..290c23cec2fc 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_adminq.h
+++ b/drivers/net/ethernet/intel/i40e/i40e_adminq.h
@@ -116,10 +116,6 @@ static inline int i40e_aq_rc_to_posix(int aq_ret, int aq_rc)
-EFBIG, /* I40E_AQ_RC_EFBIG */
};
- /* aq_rc is invalid if AQ timed out */
- if (aq_ret == -EIO)
- return -EAGAIN;
-
if (!((u32)aq_rc < (sizeof(aq_to_posix) / sizeof((aq_to_posix)[0]))))
return -ERANGE;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index f8d1a994c2f6..1d241ebd04ec 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -13372,6 +13372,10 @@ static int i40e_xdp_setup(struct i40e_vsi *vsi, struct bpf_prog *prog,
bool need_reset;
int i;
+ /* VSI shall be deleted in a moment, block loading new programs */
+ if (prog && test_bit(__I40E_IN_REMOVE, pf->state))
+ return -EINVAL;
+
/* Don't allow frames that span over multiple buffers */
if (vsi->netdev->mtu > frame_size - I40E_PACKET_HDR_PAD) {
NL_SET_ERR_MSG_MOD(extack, "MTU too large for linear frames and XDP prog does not support frags");
@@ -13380,14 +13384,9 @@ static int i40e_xdp_setup(struct i40e_vsi *vsi, struct bpf_prog *prog,
/* When turning XDP on->off/off->on we reset and rebuild the rings. */
need_reset = (i40e_enabled_xdp_vsi(vsi) != !!prog);
-
if (need_reset)
i40e_prep_for_reset(pf);
- /* VSI shall be deleted in a moment, just return EINVAL */
- if (test_bit(__I40E_IN_REMOVE, pf->state))
- return -EINVAL;
-
old_prog = xchg(&vsi->xdp_prog, prog);
if (need_reset) {
diff --git a/drivers/net/ethernet/lantiq_etop.c b/drivers/net/ethernet/lantiq_etop.c
index f5961bdcc480..61baf1da76ee 100644
--- a/drivers/net/ethernet/lantiq_etop.c
+++ b/drivers/net/ethernet/lantiq_etop.c
@@ -217,9 +217,9 @@ ltq_etop_free_channel(struct net_device *dev, struct ltq_etop_chan *ch)
if (ch->dma.irq)
free_irq(ch->dma.irq, priv);
if (IS_RX(ch->idx)) {
- int desc;
+ struct ltq_dma_channel *dma = &ch->dma;
- for (desc = 0; desc < LTQ_DESC_NUM; desc++)
+ for (dma->desc = 0; dma->desc < LTQ_DESC_NUM; dma->desc++)
dev_kfree_skb_any(ch->skb[ch->dma.desc]);
}
}
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/mbox.h b/drivers/net/ethernet/marvell/octeontx2/af/mbox.h
index 4c73575fba7b..e883c0929b1a 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/mbox.h
+++ b/drivers/net/ethernet/marvell/octeontx2/af/mbox.h
@@ -1661,7 +1661,7 @@ struct cpt_lf_alloc_req_msg {
u16 nix_pf_func;
u16 sso_pf_func;
u16 eng_grpmsk;
- int blkaddr;
+ u8 blkaddr;
u8 ctx_ilen_valid : 1;
u8 ctx_ilen : 7;
};
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/npc.h b/drivers/net/ethernet/marvell/octeontx2/af/npc.h
index c92c3f4631d5..2c028a81bbc5 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/npc.h
+++ b/drivers/net/ethernet/marvell/octeontx2/af/npc.h
@@ -63,8 +63,13 @@ enum npc_kpu_lb_ltype {
NPC_LT_LB_CUSTOM1 = 0xF,
};
+/* Don't modify ltypes up to IP6_EXT, otherwise length and checksum of IP
+ * headers may not be checked correctly. IPv4 ltypes and IPv6 ltypes must
+ * differ only at bit 0 so mask 0xE can be used to detect extended headers.
+ */
enum npc_kpu_lc_ltype {
- NPC_LT_LC_IP = 1,
+ NPC_LT_LC_PTP = 1,
+ NPC_LT_LC_IP,
NPC_LT_LC_IP_OPT,
NPC_LT_LC_IP6,
NPC_LT_LC_IP6_EXT,
@@ -72,7 +77,6 @@ enum npc_kpu_lc_ltype {
NPC_LT_LC_RARP,
NPC_LT_LC_MPLS,
NPC_LT_LC_NSH,
- NPC_LT_LC_PTP,
NPC_LT_LC_FCOE,
NPC_LT_LC_NGIO,
NPC_LT_LC_CUSTOM0 = 0xE,
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c
index 32645aefd593..5906f5f8d190 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu.c
@@ -1638,7 +1638,7 @@ static int rvu_check_rsrc_availability(struct rvu *rvu,
if (req->ssow > block->lf.max) {
dev_err(&rvu->pdev->dev,
"Func 0x%x: Invalid SSOW req, %d > max %d\n",
- pcifunc, req->sso, block->lf.max);
+ pcifunc, req->ssow, block->lf.max);
return -EINVAL;
}
mappedlfs = rvu_get_rsrc_mapcount(pfvf, block->addr);
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c
index f047185f38e0..3e09d2285814 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_cpt.c
@@ -696,7 +696,8 @@ int rvu_mbox_handler_cpt_rd_wr_register(struct rvu *rvu,
struct cpt_rd_wr_reg_msg *req,
struct cpt_rd_wr_reg_msg *rsp)
{
- int blkaddr;
+ u64 offset = req->reg_offset;
+ int blkaddr, lf;
blkaddr = validate_and_get_cpt_blkaddr(req->blkaddr);
if (blkaddr < 0)
@@ -707,17 +708,25 @@ int rvu_mbox_handler_cpt_rd_wr_register(struct rvu *rvu,
!is_cpt_vf(rvu, req->hdr.pcifunc))
return CPT_AF_ERR_ACCESS_DENIED;
- rsp->reg_offset = req->reg_offset;
- rsp->ret_val = req->ret_val;
- rsp->is_write = req->is_write;
-
if (!is_valid_offset(rvu, req))
return CPT_AF_ERR_ACCESS_DENIED;
+ /* Translate local LF used by VFs to global CPT LF */
+ lf = rvu_get_lf(rvu, &rvu->hw->block[blkaddr], req->hdr.pcifunc,
+ (offset & 0xFFF) >> 3);
+
+ /* Translate local LF's offset to global CPT LF's offset */
+ offset &= 0xFF000;
+ offset += lf << 3;
+
+ rsp->reg_offset = offset;
+ rsp->ret_val = req->ret_val;
+ rsp->is_write = req->is_write;
+
if (req->is_write)
- rvu_write64(rvu, blkaddr, req->reg_offset, req->val);
+ rvu_write64(rvu, blkaddr, offset, req->val);
else
- rsp->val = rvu_read64(rvu, blkaddr, req->reg_offset);
+ rsp->val = rvu_read64(rvu, blkaddr, offset);
return 0;
}
diff --git a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c
index f6f6d7c04e8b..a07e5c8786c4 100644
--- a/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c
+++ b/drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c
@@ -3517,6 +3517,11 @@ static int get_flowkey_alg_idx(struct nix_hw *nix_hw, u32 flow_cfg)
return -ERANGE;
}
+/* Mask to match ipv6(NPC_LT_LC_IP6) and ipv6 ext(NPC_LT_LC_IP6_EXT) */
+#define NPC_LT_LC_IP6_MATCH_MSK ((~(NPC_LT_LC_IP6 ^ NPC_LT_LC_IP6_EXT)) & 0xf)
+/* Mask to match both ipv4(NPC_LT_LC_IP) and ipv4 ext(NPC_LT_LC_IP_OPT) */
+#define NPC_LT_LC_IP_MATCH_MSK ((~(NPC_LT_LC_IP ^ NPC_LT_LC_IP_OPT)) & 0xf)
+
static int set_flowkey_fields(struct nix_rx_flowkey_alg *alg, u32 flow_cfg)
{
int idx, nr_field, key_off, field_marker, keyoff_marker;
@@ -3586,7 +3591,7 @@ static int set_flowkey_fields(struct nix_rx_flowkey_alg *alg, u32 flow_cfg)
field->hdr_offset = 9; /* offset */
field->bytesm1 = 0; /* 1 byte */
field->ltype_match = NPC_LT_LC_IP;
- field->ltype_mask = 0xF;
+ field->ltype_mask = NPC_LT_LC_IP_MATCH_MSK;
break;
case NIX_FLOW_KEY_TYPE_IPV4:
case NIX_FLOW_KEY_TYPE_INNR_IPV4:
@@ -3613,8 +3618,7 @@ static int set_flowkey_fields(struct nix_rx_flowkey_alg *alg, u32 flow_cfg)
field->bytesm1 = 3; /* DIP, 4 bytes */
}
}
-
- field->ltype_mask = 0xF; /* Match only IPv4 */
+ field->ltype_mask = NPC_LT_LC_IP_MATCH_MSK;
keyoff_marker = false;
break;
case NIX_FLOW_KEY_TYPE_IPV6:
@@ -3643,7 +3647,7 @@ static int set_flowkey_fields(struct nix_rx_flowkey_alg *alg, u32 flow_cfg)
field->bytesm1 = 15; /* DIP,16 bytes */
}
}
- field->ltype_mask = 0xF; /* Match only IPv6 */
+ field->ltype_mask = NPC_LT_LC_IP6_MATCH_MSK;
break;
case NIX_FLOW_KEY_TYPE_TCP:
case NIX_FLOW_KEY_TYPE_UDP:
diff --git a/drivers/net/ethernet/mediatek/mtk_star_emac.c b/drivers/net/ethernet/mediatek/mtk_star_emac.c
index 31aebeb2e285..25989c79c92e 100644
--- a/drivers/net/ethernet/mediatek/mtk_star_emac.c
+++ b/drivers/net/ethernet/mediatek/mtk_star_emac.c
@@ -1524,6 +1524,7 @@ static int mtk_star_probe(struct platform_device *pdev)
{
struct device_node *of_node;
struct mtk_star_priv *priv;
+ struct phy_device *phydev;
struct net_device *ndev;
struct device *dev;
void __iomem *base;
@@ -1649,6 +1650,12 @@ static int mtk_star_probe(struct platform_device *pdev)
netif_napi_add(ndev, &priv->rx_napi, mtk_star_rx_poll);
netif_napi_add_tx(ndev, &priv->tx_napi, mtk_star_tx_poll);
+ phydev = of_phy_find_device(priv->phy_node);
+ if (phydev) {
+ phydev->mac_managed_pm = true;
+ put_device(&phydev->mdio.dev);
+ }
+
return devm_register_netdev(dev, ndev);
}
diff --git a/drivers/net/ethernet/micrel/ks8851_common.c b/drivers/net/ethernet/micrel/ks8851_common.c
index 6453c92f0fa7..7fa1820db9cc 100644
--- a/drivers/net/ethernet/micrel/ks8851_common.c
+++ b/drivers/net/ethernet/micrel/ks8851_common.c
@@ -352,11 +352,11 @@ static irqreturn_t ks8851_irq(int irq, void *_ks)
netif_dbg(ks, intr, ks->netdev,
"%s: txspace %d\n", __func__, tx_space);
- spin_lock(&ks->statelock);
+ spin_lock_bh(&ks->statelock);
ks->tx_space = tx_space;
if (netif_queue_stopped(ks->netdev))
netif_wake_queue(ks->netdev);
- spin_unlock(&ks->statelock);
+ spin_unlock_bh(&ks->statelock);
}
if (status & IRQ_SPIBEI) {
@@ -482,6 +482,7 @@ static int ks8851_net_open(struct net_device *dev)
ks8851_wrreg16(ks, KS_IER, ks->rc_ier);
ks->queued_len = 0;
+ ks->tx_space = ks8851_rdreg16(ks, KS_TXMIR);
netif_start_queue(ks->netdev);
netif_dbg(ks, ifup, ks->netdev, "network device up\n");
@@ -635,14 +636,14 @@ static void ks8851_set_rx_mode(struct net_device *dev)
/* schedule work to do the actual set of the data if needed */
- spin_lock(&ks->statelock);
+ spin_lock_bh(&ks->statelock);
if (memcmp(&rxctrl, &ks->rxctrl, sizeof(rxctrl)) != 0) {
memcpy(&ks->rxctrl, &rxctrl, sizeof(ks->rxctrl));
schedule_work(&ks->rxctrl_work);
}
- spin_unlock(&ks->statelock);
+ spin_unlock_bh(&ks->statelock);
}
static int ks8851_set_mac_address(struct net_device *dev, void *addr)
@@ -1101,7 +1102,6 @@ int ks8851_probe_common(struct net_device *netdev, struct device *dev,
int ret;
ks->netdev = netdev;
- ks->tx_space = 6144;
ks->gpio = devm_gpiod_get_optional(dev, "reset", GPIOD_OUT_HIGH);
ret = PTR_ERR_OR_ZERO(ks->gpio);
diff --git a/drivers/net/ethernet/micrel/ks8851_spi.c b/drivers/net/ethernet/micrel/ks8851_spi.c
index 4dcbff789b19..e33a5e7beb39 100644
--- a/drivers/net/ethernet/micrel/ks8851_spi.c
+++ b/drivers/net/ethernet/micrel/ks8851_spi.c
@@ -340,10 +340,10 @@ static void ks8851_tx_work(struct work_struct *work)
tx_space = ks8851_rdreg16_spi(ks, KS_TXMIR);
- spin_lock(&ks->statelock);
+ spin_lock_bh(&ks->statelock);
ks->queued_len -= dequeued_len;
ks->tx_space = tx_space;
- spin_unlock(&ks->statelock);
+ spin_unlock_bh(&ks->statelock);
ks8851_unlock_spi(ks, &flags);
}
diff --git a/drivers/net/phy/microchip_t1.c b/drivers/net/phy/microchip_t1.c
index a838b61cd844..a35528497a57 100644
--- a/drivers/net/phy/microchip_t1.c
+++ b/drivers/net/phy/microchip_t1.c
@@ -748,7 +748,7 @@ static int lan87xx_cable_test_report(struct phy_device *phydev)
ethnl_cable_test_result(phydev, ETHTOOL_A_CABLE_PAIR_A,
lan87xx_cable_test_report_trans(detect));
- return 0;
+ return phy_init_hw(phydev);
}
static int lan87xx_cable_test_get_status(struct phy_device *phydev,
diff --git a/drivers/net/ppp/ppp_generic.c b/drivers/net/ppp/ppp_generic.c
index a9beacd552cf..370c84f39375 100644
--- a/drivers/net/ppp/ppp_generic.c
+++ b/drivers/net/ppp/ppp_generic.c
@@ -70,6 +70,7 @@
#define MPHDRLEN_SSN 4 /* ditto with short sequence numbers */
#define PPP_PROTO_LEN 2
+#define PPP_LCP_HDRLEN 4
/*
* An instance of /dev/ppp can be associated with either a ppp
@@ -491,6 +492,15 @@ static ssize_t ppp_read(struct file *file, char __user *buf,
return ret;
}
+static bool ppp_check_packet(struct sk_buff *skb, size_t count)
+{
+ /* LCP packets must include LCP header which 4 bytes long:
+ * 1-byte code, 1-byte identifier, and 2-byte length.
+ */
+ return get_unaligned_be16(skb->data) != PPP_LCP ||
+ count >= PPP_PROTO_LEN + PPP_LCP_HDRLEN;
+}
+
static ssize_t ppp_write(struct file *file, const char __user *buf,
size_t count, loff_t *ppos)
{
@@ -513,6 +523,11 @@ static ssize_t ppp_write(struct file *file, const char __user *buf,
kfree_skb(skb);
goto out;
}
+ ret = -EINVAL;
+ if (unlikely(!ppp_check_packet(skb, count))) {
+ kfree_skb(skb);
+ goto out;
+ }
switch (pf->kind) {
case INTERFACE:
diff --git a/drivers/net/wireguard/allowedips.c b/drivers/net/wireguard/allowedips.c
index 0ba714ca5185..4b8528206cc8 100644
--- a/drivers/net/wireguard/allowedips.c
+++ b/drivers/net/wireguard/allowedips.c
@@ -15,8 +15,8 @@ static void swap_endian(u8 *dst, const u8 *src, u8 bits)
if (bits == 32) {
*(u32 *)dst = be32_to_cpu(*(const __be32 *)src);
} else if (bits == 128) {
- ((u64 *)dst)[0] = be64_to_cpu(((const __be64 *)src)[0]);
- ((u64 *)dst)[1] = be64_to_cpu(((const __be64 *)src)[1]);
+ ((u64 *)dst)[0] = get_unaligned_be64(src);
+ ((u64 *)dst)[1] = get_unaligned_be64(src + 8);
}
}
diff --git a/drivers/net/wireguard/queueing.h b/drivers/net/wireguard/queueing.h
index 1ea4f874e367..7eb76724b3ed 100644
--- a/drivers/net/wireguard/queueing.h
+++ b/drivers/net/wireguard/queueing.h
@@ -124,10 +124,10 @@ static inline int wg_cpumask_choose_online(int *stored_cpu, unsigned int id)
*/
static inline int wg_cpumask_next_online(int *last_cpu)
{
- int cpu = cpumask_next(*last_cpu, cpu_online_mask);
+ int cpu = cpumask_next(READ_ONCE(*last_cpu), cpu_online_mask);
if (cpu >= nr_cpu_ids)
cpu = cpumask_first(cpu_online_mask);
- *last_cpu = cpu;
+ WRITE_ONCE(*last_cpu, cpu);
return cpu;
}
diff --git a/drivers/net/wireguard/send.c b/drivers/net/wireguard/send.c
index 0d48e0f4a1ba..26e09c30d596 100644
--- a/drivers/net/wireguard/send.c
+++ b/drivers/net/wireguard/send.c
@@ -222,7 +222,7 @@ void wg_packet_send_keepalive(struct wg_peer *peer)
{
struct sk_buff *skb;
- if (skb_queue_empty(&peer->staged_packet_queue)) {
+ if (skb_queue_empty_lockless(&peer->staged_packet_queue)) {
skb = alloc_skb(DATA_PACKET_HEAD_ROOM + MESSAGE_MINIMUM_LENGTH,
GFP_ATOMIC);
if (unlikely(!skb))
diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
index e26f79a132bb..040dfa01fa12 100644
--- a/drivers/nvmem/core.c
+++ b/drivers/nvmem/core.c
@@ -374,10 +374,9 @@ static int nvmem_sysfs_setup_compat(struct nvmem_device *nvmem,
if (!config->base_dev)
return -EINVAL;
- if (config->type == NVMEM_TYPE_FRAM)
- bin_attr_nvmem_eeprom_compat.attr.name = "fram";
-
nvmem->eeprom = bin_attr_nvmem_eeprom_compat;
+ if (config->type == NVMEM_TYPE_FRAM)
+ nvmem->eeprom.attr.name = "fram";
nvmem->eeprom.attr.mode = nvmem_bin_attr_get_umode(nvmem);
nvmem->eeprom.size = nvmem->size;
#ifdef CONFIG_DEBUG_LOCK_ALLOC
diff --git a/drivers/nvmem/meson-efuse.c b/drivers/nvmem/meson-efuse.c
index 33678d0af2c2..6c2f80e166e2 100644
--- a/drivers/nvmem/meson-efuse.c
+++ b/drivers/nvmem/meson-efuse.c
@@ -18,18 +18,24 @@ static int meson_efuse_read(void *context, unsigned int offset,
void *val, size_t bytes)
{
struct meson_sm_firmware *fw = context;
+ int ret;
- return meson_sm_call_read(fw, (u8 *)val, bytes, SM_EFUSE_READ, offset,
- bytes, 0, 0, 0);
+ ret = meson_sm_call_read(fw, (u8 *)val, bytes, SM_EFUSE_READ, offset,
+ bytes, 0, 0, 0);
+
+ return ret < 0 ? ret : 0;
}
static int meson_efuse_write(void *context, unsigned int offset,
void *val, size_t bytes)
{
struct meson_sm_firmware *fw = context;
+ int ret;
+
+ ret = meson_sm_call_write(fw, (u8 *)val, bytes, SM_EFUSE_WRITE, offset,
+ bytes, 0, 0, 0);
- return meson_sm_call_write(fw, (u8 *)val, bytes, SM_EFUSE_WRITE, offset,
- bytes, 0, 0, 0);
+ return ret < 0 ? ret : 0;
}
static const struct of_device_id meson_efuse_match[] = {
diff --git a/drivers/nvmem/rmem.c b/drivers/nvmem/rmem.c
index 752d0bf4445e..7f907c5a445e 100644
--- a/drivers/nvmem/rmem.c
+++ b/drivers/nvmem/rmem.c
@@ -46,7 +46,10 @@ static int rmem_read(void *context, unsigned int offset,
memunmap(addr);
- return count;
+ if (count < 0)
+ return count;
+
+ return count == bytes ? 0 : -EIO;
}
static int rmem_probe(struct platform_device *pdev)
diff --git a/drivers/platform/x86/toshiba_acpi.c b/drivers/platform/x86/toshiba_acpi.c
index 05d8a442a18a..26991b2f7ae9 100644
--- a/drivers/platform/x86/toshiba_acpi.c
+++ b/drivers/platform/x86/toshiba_acpi.c
@@ -3303,6 +3303,7 @@ static const struct dmi_system_id toshiba_dmi_quirks[] __initconst = {
},
.driver_data = (void *)(QUIRK_TURN_ON_PANEL_ON_RESUME | QUIRK_HCI_HOTKEY_QUICKSTART),
},
+ { }
};
static int toshiba_acpi_add(struct acpi_device *acpi_dev)
diff --git a/drivers/pmdomain/qcom/rpmhpd.c b/drivers/pmdomain/qcom/rpmhpd.c
index efca30c185a1..1bb9f70ab04c 100644
--- a/drivers/pmdomain/qcom/rpmhpd.c
+++ b/drivers/pmdomain/qcom/rpmhpd.c
@@ -40,6 +40,7 @@
* @addr: Resource address as looped up using resource name from
* cmd-db
* @state_synced: Indicator that sync_state has been invoked for the rpmhpd resource
+ * @skip_retention_level: Indicate that retention level should not be used for the power domain
*/
struct rpmhpd {
struct device *dev;
@@ -56,6 +57,7 @@ struct rpmhpd {
const char *res_name;
u32 addr;
bool state_synced;
+ bool skip_retention_level;
};
struct rpmhpd_desc {
@@ -173,6 +175,7 @@ static struct rpmhpd mxc = {
.pd = { .name = "mxc", },
.peer = &mxc_ao,
.res_name = "mxc.lvl",
+ .skip_retention_level = true,
};
static struct rpmhpd mxc_ao = {
@@ -180,6 +183,7 @@ static struct rpmhpd mxc_ao = {
.active_only = true,
.peer = &mxc,
.res_name = "mxc.lvl",
+ .skip_retention_level = true,
};
static struct rpmhpd nsp = {
@@ -749,6 +753,9 @@ static int rpmhpd_update_level_mapping(struct rpmhpd *rpmhpd)
return -EINVAL;
for (i = 0; i < rpmhpd->level_count; i++) {
+ if (rpmhpd->skip_retention_level && buf[i] == RPMH_REGULATOR_LEVEL_RETENTION)
+ continue;
+
rpmhpd->level[i] = buf[i];
/* Remember the first corner with non-zero level */
diff --git a/drivers/tty/serial/ma35d1_serial.c b/drivers/tty/serial/ma35d1_serial.c
index 69da24565b99..99225f1e02ac 100644
--- a/drivers/tty/serial/ma35d1_serial.c
+++ b/drivers/tty/serial/ma35d1_serial.c
@@ -688,12 +688,13 @@ static int ma35d1serial_probe(struct platform_device *pdev)
struct uart_ma35d1_port *up;
int ret = 0;
- if (pdev->dev.of_node) {
- ret = of_alias_get_id(pdev->dev.of_node, "serial");
- if (ret < 0) {
- dev_err(&pdev->dev, "failed to get alias/pdev id, errno %d\n", ret);
- return ret;
- }
+ if (!pdev->dev.of_node)
+ return -ENODEV;
+
+ ret = of_alias_get_id(pdev->dev.of_node, "serial");
+ if (ret < 0) {
+ dev_err(&pdev->dev, "failed to get alias/pdev id, errno %d\n", ret);
+ return ret;
}
up = &ma35d1serial_ports[ret];
up->port.line = ret;
diff --git a/drivers/ufs/core/ufs-mcq.c b/drivers/ufs/core/ufs-mcq.c
index 4e84ee6564d4..a10fc7a69710 100644
--- a/drivers/ufs/core/ufs-mcq.c
+++ b/drivers/ufs/core/ufs-mcq.c
@@ -105,16 +105,15 @@ EXPORT_SYMBOL_GPL(ufshcd_mcq_config_mac);
* @hba: per adapter instance
* @req: pointer to the request to be issued
*
- * Return: the hardware queue instance on which the request would
- * be queued.
+ * Return: the hardware queue instance on which the request will be or has
+ * been queued. %NULL if the request has already been freed.
*/
struct ufs_hw_queue *ufshcd_mcq_req_to_hwq(struct ufs_hba *hba,
struct request *req)
{
- u32 utag = blk_mq_unique_tag(req);
- u32 hwq = blk_mq_unique_tag_to_hwq(utag);
+ struct blk_mq_hw_ctx *hctx = READ_ONCE(req->mq_hctx);
- return &hba->uhq[hwq];
+ return hctx ? &hba->uhq[hctx->queue_num] : NULL;
}
/**
@@ -511,6 +510,8 @@ int ufshcd_mcq_sq_cleanup(struct ufs_hba *hba, int task_tag)
if (!cmd)
return -EINVAL;
hwq = ufshcd_mcq_req_to_hwq(hba, scsi_cmd_to_rq(cmd));
+ if (!hwq)
+ return 0;
} else {
hwq = hba->dev_cmd_queue;
}
diff --git a/drivers/ufs/core/ufshcd.c b/drivers/ufs/core/ufshcd.c
index 7bb820bfd743..808979a09350 100644
--- a/drivers/ufs/core/ufshcd.c
+++ b/drivers/ufs/core/ufshcd.c
@@ -6363,6 +6363,8 @@ static bool ufshcd_abort_one(struct request *rq, void *priv)
/* Release cmd in MCQ mode if abort succeeds */
if (is_mcq_enabled(hba) && (*ret == 0)) {
hwq = ufshcd_mcq_req_to_hwq(hba, scsi_cmd_to_rq(lrbp->cmd));
+ if (!hwq)
+ return 0;
spin_lock_irqsave(&hwq->cq_lock, flags);
if (ufshcd_cmd_inflight(lrbp->cmd))
ufshcd_release_scsi_cmd(hba, lrbp);
diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c
index 7f8d33f92ddb..847dd32c0f5e 100644
--- a/drivers/usb/core/config.c
+++ b/drivers/usb/core/config.c
@@ -291,6 +291,20 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno,
if (ifp->desc.bNumEndpoints >= num_ep)
goto skip_to_next_endpoint_or_interface_descriptor;
+ /* Save a copy of the descriptor and use it instead of the original */
+ endpoint = &ifp->endpoint[ifp->desc.bNumEndpoints];
+ memcpy(&endpoint->desc, d, n);
+ d = &endpoint->desc;
+
+ /* Clear the reserved bits in bEndpointAddress */
+ i = d->bEndpointAddress &
+ (USB_ENDPOINT_DIR_MASK | USB_ENDPOINT_NUMBER_MASK);
+ if (i != d->bEndpointAddress) {
+ dev_notice(ddev, "config %d interface %d altsetting %d has an endpoint descriptor with address 0x%X, changing to 0x%X\n",
+ cfgno, inum, asnum, d->bEndpointAddress, i);
+ endpoint->desc.bEndpointAddress = i;
+ }
+
/* Check for duplicate endpoint addresses */
if (config_endpoint_is_duplicate(config, inum, asnum, d)) {
dev_notice(ddev, "config %d interface %d altsetting %d has a duplicate endpoint with address 0x%X, skipping\n",
@@ -308,10 +322,8 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno,
}
}
- endpoint = &ifp->endpoint[ifp->desc.bNumEndpoints];
+ /* Accept this endpoint */
++ifp->desc.bNumEndpoints;
-
- memcpy(&endpoint->desc, d, n);
INIT_LIST_HEAD(&endpoint->urb_list);
/*
diff --git a/drivers/usb/core/quirks.c b/drivers/usb/core/quirks.c
index b4783574b8e6..13171454f959 100644
--- a/drivers/usb/core/quirks.c
+++ b/drivers/usb/core/quirks.c
@@ -506,6 +506,9 @@ static const struct usb_device_id usb_quirk_list[] = {
{ USB_DEVICE(0x1b1c, 0x1b38), .driver_info = USB_QUIRK_DELAY_INIT |
USB_QUIRK_DELAY_CTRL_MSG },
+ /* START BP-850k Printer */
+ { USB_DEVICE(0x1bc3, 0x0003), .driver_info = USB_QUIRK_NO_SET_INTF },
+
/* MIDI keyboard WORLDE MINI */
{ USB_DEVICE(0x1c75, 0x0204), .driver_info =
USB_QUIRK_CONFIG_INTF_STRINGS },
diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index 9ef821ca2fc7..052852f80146 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -54,6 +54,10 @@
#define PCI_DEVICE_ID_INTEL_MTL 0x7e7e
#define PCI_DEVICE_ID_INTEL_ARLH_PCH 0x777e
#define PCI_DEVICE_ID_INTEL_TGL 0x9a15
+#define PCI_DEVICE_ID_INTEL_PTLH 0xe332
+#define PCI_DEVICE_ID_INTEL_PTLH_PCH 0xe37e
+#define PCI_DEVICE_ID_INTEL_PTLU 0xe432
+#define PCI_DEVICE_ID_INTEL_PTLU_PCH 0xe47e
#define PCI_DEVICE_ID_AMD_MR 0x163a
#define PCI_INTEL_BXT_DSM_GUID "732b85d5-b7a7-4a1b-9ba0-4bbd00ffd511"
@@ -430,6 +434,10 @@ static const struct pci_device_id dwc3_pci_id_table[] = {
{ PCI_DEVICE_DATA(INTEL, MTLS, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, ARLH_PCH, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, TGL, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, PTLH, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, PTLH_PCH, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, PTLU, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, PTLU_PCH, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(AMD, NL_USB, &dwc3_pci_amd_swnode) },
{ PCI_DEVICE_DATA(AMD, MR, &dwc3_pci_amd_mr_swnode) },
diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c
index 4c639e9ddedc..60a1abfc5654 100644
--- a/drivers/usb/gadget/configfs.c
+++ b/drivers/usb/gadget/configfs.c
@@ -115,9 +115,12 @@ static int usb_string_copy(const char *s, char **s_copy)
int ret;
char *str;
char *copy = *s_copy;
+
ret = strlen(s);
if (ret > USB_MAX_STRING_LEN)
return -EOVERFLOW;
+ if (ret < 1)
+ return -EINVAL;
if (copy) {
str = copy;
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index 573b5784d1c3..3c9b4ae3d33b 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -1084,10 +1084,20 @@ int xhci_resume(struct xhci_hcd *xhci, pm_message_t msg)
xhci_dbg(xhci, "Start the secondary HCD\n");
retval = xhci_run(xhci->shared_hcd);
}
-
+ if (retval)
+ return retval;
+ /*
+ * Resume roothubs unconditionally as PORTSC change bits are not
+ * immediately visible after xHC reset
+ */
hcd->state = HC_STATE_SUSPENDED;
- if (xhci->shared_hcd)
+
+ if (xhci->shared_hcd) {
xhci->shared_hcd->state = HC_STATE_SUSPENDED;
+ usb_hcd_resume_root_hub(xhci->shared_hcd);
+ }
+ usb_hcd_resume_root_hub(hcd);
+
goto done;
}
@@ -1111,7 +1121,6 @@ int xhci_resume(struct xhci_hcd *xhci, pm_message_t msg)
xhci_dbc_resume(xhci);
- done:
if (retval == 0) {
/*
* Resume roothubs only if there are pending events.
@@ -1137,6 +1146,7 @@ int xhci_resume(struct xhci_hcd *xhci, pm_message_t msg)
usb_hcd_resume_root_hub(hcd);
}
}
+done:
/*
* If system is subject to the Quirk, Compliance Mode Timer needs to
* be re-initialized Always after a system resume. Ports are subject
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index 8b0308d84270..85697466b147 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -1737,6 +1737,49 @@ static void mos7840_port_remove(struct usb_serial_port *port)
kfree(mos7840_port);
}
+static int mos7840_suspend(struct usb_serial *serial, pm_message_t message)
+{
+ struct moschip_port *mos7840_port;
+ struct usb_serial_port *port;
+ int i;
+
+ for (i = 0; i < serial->num_ports; ++i) {
+ port = serial->port[i];
+ if (!tty_port_initialized(&port->port))
+ continue;
+
+ mos7840_port = usb_get_serial_port_data(port);
+
+ usb_kill_urb(mos7840_port->read_urb);
+ mos7840_port->read_urb_busy = false;
+ }
+
+ return 0;
+}
+
+static int mos7840_resume(struct usb_serial *serial)
+{
+ struct moschip_port *mos7840_port;
+ struct usb_serial_port *port;
+ int res;
+ int i;
+
+ for (i = 0; i < serial->num_ports; ++i) {
+ port = serial->port[i];
+ if (!tty_port_initialized(&port->port))
+ continue;
+
+ mos7840_port = usb_get_serial_port_data(port);
+
+ mos7840_port->read_urb_busy = true;
+ res = usb_submit_urb(mos7840_port->read_urb, GFP_NOIO);
+ if (res)
+ mos7840_port->read_urb_busy = false;
+ }
+
+ return 0;
+}
+
static struct usb_serial_driver moschip7840_4port_device = {
.driver = {
.owner = THIS_MODULE,
@@ -1764,6 +1807,8 @@ static struct usb_serial_driver moschip7840_4port_device = {
.port_probe = mos7840_port_probe,
.port_remove = mos7840_port_remove,
.read_bulk_callback = mos7840_bulk_in_callback,
+ .suspend = mos7840_suspend,
+ .resume = mos7840_resume,
};
static struct usb_serial_driver * const serial_drivers[] = {
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 8a5846d4adf6..311040f9b935 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -1425,6 +1425,10 @@ static const struct usb_device_id option_ids[] = {
.driver_info = NCTRL(0) | RSVD(1) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x1901, 0xff), /* Telit LN940 (MBIM) */
.driver_info = NCTRL(0) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x3000, 0xff), /* Telit FN912 */
+ .driver_info = RSVD(0) | NCTRL(3) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x3001, 0xff), /* Telit FN912 */
+ .driver_info = RSVD(0) | NCTRL(2) | RSVD(3) | RSVD(4) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x7010, 0xff), /* Telit LE910-S1 (RNDIS) */
.driver_info = NCTRL(2) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x7011, 0xff), /* Telit LE910-S1 (ECM) */
@@ -1433,6 +1437,8 @@ static const struct usb_device_id option_ids[] = {
.driver_info = NCTRL(2) },
{ USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x701b, 0xff), /* Telit LE910R1 (ECM) */
.driver_info = NCTRL(2) },
+ { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x9000, 0xff), /* Telit generic core-dump device */
+ .driver_info = NCTRL(0) },
{ USB_DEVICE(TELIT_VENDOR_ID, 0x9010), /* Telit SBL FN980 flashing device */
.driver_info = NCTRL(0) | ZLP },
{ USB_DEVICE(TELIT_VENDOR_ID, 0x9200), /* Telit LE910S1 flashing device */
@@ -2224,6 +2230,10 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, MEDIATEK_PRODUCT_7106_2COM, 0x02, 0x02, 0x01) },
{ USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, MEDIATEK_PRODUCT_DC_4COM2, 0xff, 0x02, 0x01) },
{ USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, MEDIATEK_PRODUCT_DC_4COM2, 0xff, 0x00, 0x00) },
+ { USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, 0x7126, 0xff, 0x00, 0x00),
+ .driver_info = NCTRL(2) },
+ { USB_DEVICE_AND_INTERFACE_INFO(MEDIATEK_VENDOR_ID, 0x7127, 0xff, 0x00, 0x00),
+ .driver_info = NCTRL(2) | NCTRL(3) | NCTRL(4) },
{ USB_DEVICE(CELLIENT_VENDOR_ID, CELLIENT_PRODUCT_MEN200) },
{ USB_DEVICE(CELLIENT_VENDOR_ID, CELLIENT_PRODUCT_MPL200),
.driver_info = RSVD(1) | RSVD(4) },
@@ -2284,6 +2294,8 @@ static const struct usb_device_id option_ids[] = {
.driver_info = RSVD(3) },
{ USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe0f0, 0xff), /* Foxconn T99W373 MBIM */
.driver_info = RSVD(3) },
+ { USB_DEVICE_INTERFACE_CLASS(0x0489, 0xe145, 0xff), /* Foxconn T99W651 RNDIS */
+ .driver_info = RSVD(5) | RSVD(6) },
{ USB_DEVICE(0x1508, 0x1001), /* Fibocom NL668 (IOT version) */
.driver_info = RSVD(4) | RSVD(5) | RSVD(6) },
{ USB_DEVICE(0x1782, 0x4d10) }, /* Fibocom L610 (AT mode) */
@@ -2321,6 +2333,32 @@ static const struct usb_device_id option_ids[] = {
.driver_info = RSVD(4) },
{ USB_DEVICE_INTERFACE_CLASS(0x33f8, 0x0115, 0xff), /* Rolling RW135-GL (laptop MBIM) */
.driver_info = RSVD(5) },
+ { USB_DEVICE_INTERFACE_CLASS(0x33f8, 0x0802, 0xff), /* Rolling RW350-GL (laptop MBIM) */
+ .driver_info = RSVD(5) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0100, 0xff, 0xff, 0x30) }, /* NetPrisma LCUK54-WWD for Global */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0100, 0xff, 0x00, 0x40) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0100, 0xff, 0xff, 0x40) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0101, 0xff, 0xff, 0x30) }, /* NetPrisma LCUK54-WRD for Global SKU */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0101, 0xff, 0x00, 0x40) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0101, 0xff, 0xff, 0x40) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0106, 0xff, 0xff, 0x30) }, /* NetPrisma LCUK54-WRD for China SKU */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0106, 0xff, 0x00, 0x40) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0106, 0xff, 0xff, 0x40) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0111, 0xff, 0xff, 0x30) }, /* NetPrisma LCUK54-WWD for SA */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0111, 0xff, 0x00, 0x40) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0111, 0xff, 0xff, 0x40) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0112, 0xff, 0xff, 0x30) }, /* NetPrisma LCUK54-WWD for EU */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0112, 0xff, 0x00, 0x40) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0112, 0xff, 0xff, 0x40) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0113, 0xff, 0xff, 0x30) }, /* NetPrisma LCUK54-WWD for NA */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0113, 0xff, 0x00, 0x40) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0113, 0xff, 0xff, 0x40) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0115, 0xff, 0xff, 0x30) }, /* NetPrisma LCUK54-WWD for China EDU */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0115, 0xff, 0x00, 0x40) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0115, 0xff, 0xff, 0x40) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0116, 0xff, 0xff, 0x30) }, /* NetPrisma LCUK54-WWD for Golbal EDU */
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0116, 0xff, 0x00, 0x40) },
+ { USB_DEVICE_AND_INTERFACE_INFO(0x3731, 0x0116, 0xff, 0xff, 0x40) },
{ USB_DEVICE_AND_INTERFACE_INFO(OPPO_VENDOR_ID, OPPO_PRODUCT_R11, 0xff, 0xff, 0x30) },
{ USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0xff, 0x30) },
{ USB_DEVICE_AND_INTERFACE_INFO(SIERRA_VENDOR_ID, SIERRA_PRODUCT_EM9191, 0xff, 0xff, 0x40) },
diff --git a/drivers/vfio/pci/vfio_pci_core.c b/drivers/vfio/pci/vfio_pci_core.c
index a3c545dd174e..a8f259bc2f4d 100644
--- a/drivers/vfio/pci/vfio_pci_core.c
+++ b/drivers/vfio/pci/vfio_pci_core.c
@@ -1260,7 +1260,7 @@ static int vfio_pci_ioctl_get_pci_hot_reset_info(
struct vfio_pci_hot_reset_info hdr;
struct vfio_pci_fill_info fill = {};
bool slot = false;
- int ret, count;
+ int ret, count = 0;
if (copy_from_user(&hdr, arg, minsz))
return -EFAULT;
diff --git a/fs/btrfs/tree-checker.c b/fs/btrfs/tree-checker.c
index cc6bc5985120..5d6cfa618dc4 100644
--- a/fs/btrfs/tree-checker.c
+++ b/fs/btrfs/tree-checker.c
@@ -29,6 +29,7 @@
#include "accessors.h"
#include "file-item.h"
#include "inode-item.h"
+#include "extent-tree.h"
/*
* Error message should follow the following format:
@@ -1274,6 +1275,8 @@ static int check_extent_item(struct extent_buffer *leaf,
unsigned long ptr; /* Current pointer inside inline refs */
unsigned long end; /* Extent item end */
const u32 item_size = btrfs_item_size(leaf, slot);
+ u8 last_type = 0;
+ u64 last_seq = U64_MAX;
u64 flags;
u64 generation;
u64 total_refs; /* Total refs in btrfs_extent_item */
@@ -1320,6 +1323,18 @@ static int check_extent_item(struct extent_buffer *leaf,
* 2.2) Ref type specific data
* Either using btrfs_extent_inline_ref::offset, or specific
* data structure.
+ *
+ * All above inline items should follow the order:
+ *
+ * - All btrfs_extent_inline_ref::type should be in an ascending
+ * order
+ *
+ * - Within the same type, the items should follow a descending
+ * order by their sequence number. The sequence number is
+ * determined by:
+ * * btrfs_extent_inline_ref::offset for all types other than
+ * EXTENT_DATA_REF
+ * * hash_extent_data_ref() for EXTENT_DATA_REF
*/
if (unlikely(item_size < sizeof(*ei))) {
extent_err(leaf, slot,
@@ -1401,6 +1416,7 @@ static int check_extent_item(struct extent_buffer *leaf,
struct btrfs_extent_inline_ref *iref;
struct btrfs_extent_data_ref *dref;
struct btrfs_shared_data_ref *sref;
+ u64 seq;
u64 dref_offset;
u64 inline_offset;
u8 inline_type;
@@ -1414,6 +1430,7 @@ static int check_extent_item(struct extent_buffer *leaf,
iref = (struct btrfs_extent_inline_ref *)ptr;
inline_type = btrfs_extent_inline_ref_type(leaf, iref);
inline_offset = btrfs_extent_inline_ref_offset(leaf, iref);
+ seq = inline_offset;
if (unlikely(ptr + btrfs_extent_inline_ref_size(inline_type) > end)) {
extent_err(leaf, slot,
"inline ref item overflows extent item, ptr %lu iref size %u end %lu",
@@ -1444,6 +1461,10 @@ static int check_extent_item(struct extent_buffer *leaf,
case BTRFS_EXTENT_DATA_REF_KEY:
dref = (struct btrfs_extent_data_ref *)(&iref->offset);
dref_offset = btrfs_extent_data_ref_offset(leaf, dref);
+ seq = hash_extent_data_ref(
+ btrfs_extent_data_ref_root(leaf, dref),
+ btrfs_extent_data_ref_objectid(leaf, dref),
+ btrfs_extent_data_ref_offset(leaf, dref));
if (unlikely(!IS_ALIGNED(dref_offset,
fs_info->sectorsize))) {
extent_err(leaf, slot,
@@ -1470,6 +1491,24 @@ static int check_extent_item(struct extent_buffer *leaf,
inline_type);
return -EUCLEAN;
}
+ if (inline_type < last_type) {
+ extent_err(leaf, slot,
+ "inline ref out-of-order: has type %u, prev type %u",
+ inline_type, last_type);
+ return -EUCLEAN;
+ }
+ /* Type changed, allow the sequence starts from U64_MAX again. */
+ if (inline_type > last_type)
+ last_seq = U64_MAX;
+ if (seq > last_seq) {
+ extent_err(leaf, slot,
+"inline ref out-of-order: has type %u offset %llu seq 0x%llx, prev type %u seq 0x%llx",
+ inline_type, inline_offset, seq,
+ last_type, last_seq);
+ return -EUCLEAN;
+ }
+ last_type = inline_type;
+ last_seq = seq;
ptr += btrfs_extent_inline_ref_size(inline_type);
}
/* No padding is allowed */
diff --git a/fs/cachefiles/daemon.c b/fs/cachefiles/daemon.c
index b9945e4f697b..89b11336a836 100644
--- a/fs/cachefiles/daemon.c
+++ b/fs/cachefiles/daemon.c
@@ -357,14 +357,24 @@ static __poll_t cachefiles_daemon_poll(struct file *file,
struct poll_table_struct *poll)
{
struct cachefiles_cache *cache = file->private_data;
+ XA_STATE(xas, &cache->reqs, 0);
+ struct cachefiles_req *req;
__poll_t mask;
poll_wait(file, &cache->daemon_pollwq, poll);
mask = 0;
if (cachefiles_in_ondemand_mode(cache)) {
- if (!xa_empty(&cache->reqs))
- mask |= EPOLLIN;
+ if (!xa_empty(&cache->reqs)) {
+ xas_lock(&xas);
+ xas_for_each_marked(&xas, req, ULONG_MAX, CACHEFILES_REQ_NEW) {
+ if (!cachefiles_ondemand_is_reopening_read(req)) {
+ mask |= EPOLLIN;
+ break;
+ }
+ }
+ xas_unlock(&xas);
+ }
} else {
if (test_bit(CACHEFILES_STATE_CHANGED, &cache->flags))
mask |= EPOLLIN;
diff --git a/fs/cachefiles/internal.h b/fs/cachefiles/internal.h
index 3eea52462fc8..111ad6ecd4ba 100644
--- a/fs/cachefiles/internal.h
+++ b/fs/cachefiles/internal.h
@@ -48,6 +48,7 @@ enum cachefiles_object_state {
CACHEFILES_ONDEMAND_OBJSTATE_CLOSE, /* Anonymous fd closed by daemon or initial state */
CACHEFILES_ONDEMAND_OBJSTATE_OPEN, /* Anonymous fd associated with object is available */
CACHEFILES_ONDEMAND_OBJSTATE_REOPENING, /* Object that was closed and is being reopened. */
+ CACHEFILES_ONDEMAND_OBJSTATE_DROPPING, /* Object is being dropped. */
};
struct cachefiles_ondemand_info {
@@ -128,6 +129,7 @@ struct cachefiles_cache {
unsigned long req_id_next;
struct xarray ondemand_ids; /* xarray for ondemand_id allocation */
u32 ondemand_id_next;
+ u32 msg_id_next;
};
static inline bool cachefiles_in_ondemand_mode(struct cachefiles_cache *cache)
@@ -335,6 +337,14 @@ cachefiles_ondemand_set_object_##_state(struct cachefiles_object *object) \
CACHEFILES_OBJECT_STATE_FUNCS(open, OPEN);
CACHEFILES_OBJECT_STATE_FUNCS(close, CLOSE);
CACHEFILES_OBJECT_STATE_FUNCS(reopening, REOPENING);
+CACHEFILES_OBJECT_STATE_FUNCS(dropping, DROPPING);
+
+static inline bool cachefiles_ondemand_is_reopening_read(struct cachefiles_req *req)
+{
+ return cachefiles_ondemand_object_is_reopening(req->object) &&
+ req->msg.opcode == CACHEFILES_OP_READ;
+}
+
#else
static inline ssize_t cachefiles_ondemand_daemon_read(struct cachefiles_cache *cache,
char __user *_buffer, size_t buflen)
@@ -365,6 +375,11 @@ static inline int cachefiles_ondemand_init_obj_info(struct cachefiles_object *ob
static inline void cachefiles_ondemand_deinit_obj_info(struct cachefiles_object *obj)
{
}
+
+static inline bool cachefiles_ondemand_is_reopening_read(struct cachefiles_req *req)
+{
+ return false;
+}
#endif
/*
diff --git a/fs/cachefiles/ondemand.c b/fs/cachefiles/ondemand.c
index 4b39f0422e59..51173ab6dbd8 100644
--- a/fs/cachefiles/ondemand.c
+++ b/fs/cachefiles/ondemand.c
@@ -494,7 +494,8 @@ static int cachefiles_ondemand_send_req(struct cachefiles_object *object,
*/
xas_lock(&xas);
- if (test_bit(CACHEFILES_DEAD, &cache->flags)) {
+ if (test_bit(CACHEFILES_DEAD, &cache->flags) ||
+ cachefiles_ondemand_object_is_dropping(object)) {
xas_unlock(&xas);
ret = -EIO;
goto out;
@@ -504,20 +505,32 @@ static int cachefiles_ondemand_send_req(struct cachefiles_object *object,
smp_mb();
if (opcode == CACHEFILES_OP_CLOSE &&
- !cachefiles_ondemand_object_is_open(object)) {
+ !cachefiles_ondemand_object_is_open(object)) {
WARN_ON_ONCE(object->ondemand->ondemand_id == 0);
xas_unlock(&xas);
ret = -EIO;
goto out;
}
- xas.xa_index = 0;
+ /*
+ * Cyclically find a free xas to avoid msg_id reuse that would
+ * cause the daemon to successfully copen a stale msg_id.
+ */
+ xas.xa_index = cache->msg_id_next;
xas_find_marked(&xas, UINT_MAX, XA_FREE_MARK);
+ if (xas.xa_node == XAS_RESTART) {
+ xas.xa_index = 0;
+ xas_find_marked(&xas, cache->msg_id_next - 1, XA_FREE_MARK);
+ }
if (xas.xa_node == XAS_RESTART)
xas_set_err(&xas, -EBUSY);
+
xas_store(&xas, req);
- xas_clear_mark(&xas, XA_FREE_MARK);
- xas_set_mark(&xas, CACHEFILES_REQ_NEW);
+ if (xas_valid(&xas)) {
+ cache->msg_id_next = xas.xa_index + 1;
+ xas_clear_mark(&xas, XA_FREE_MARK);
+ xas_set_mark(&xas, CACHEFILES_REQ_NEW);
+ }
xas_unlock(&xas);
} while (xas_nomem(&xas, GFP_KERNEL));
@@ -535,7 +548,8 @@ static int cachefiles_ondemand_send_req(struct cachefiles_object *object,
* If error occurs after creating the anonymous fd,
* cachefiles_ondemand_fd_release() will set object to close.
*/
- if (opcode == CACHEFILES_OP_OPEN)
+ if (opcode == CACHEFILES_OP_OPEN &&
+ !cachefiles_ondemand_object_is_dropping(object))
cachefiles_ondemand_set_object_close(object);
kfree(req);
return ret;
@@ -634,8 +648,34 @@ int cachefiles_ondemand_init_object(struct cachefiles_object *object)
void cachefiles_ondemand_clean_object(struct cachefiles_object *object)
{
+ unsigned long index;
+ struct cachefiles_req *req;
+ struct cachefiles_cache *cache;
+
+ if (!object->ondemand)
+ return;
+
cachefiles_ondemand_send_req(object, CACHEFILES_OP_CLOSE, 0,
cachefiles_ondemand_init_close_req, NULL);
+
+ if (!object->ondemand->ondemand_id)
+ return;
+
+ /* Cancel all requests for the object that is being dropped. */
+ cache = object->volume->cache;
+ xa_lock(&cache->reqs);
+ cachefiles_ondemand_set_object_dropping(object);
+ xa_for_each(&cache->reqs, index, req) {
+ if (req->object == object) {
+ req->error = -EIO;
+ complete(&req->done);
+ __xa_erase(&cache->reqs, index);
+ }
+ }
+ xa_unlock(&cache->reqs);
+
+ /* Wait for ondemand_object_worker() to finish to avoid UAF. */
+ cancel_work_sync(&object->ondemand->ondemand_work);
}
int cachefiles_ondemand_init_obj_info(struct cachefiles_object *object,
diff --git a/fs/cachefiles/xattr.c b/fs/cachefiles/xattr.c
index bcb6173943ee..4dd8a993c60a 100644
--- a/fs/cachefiles/xattr.c
+++ b/fs/cachefiles/xattr.c
@@ -110,9 +110,11 @@ int cachefiles_check_auxdata(struct cachefiles_object *object, struct file *file
if (xlen == 0)
xlen = vfs_getxattr(&nop_mnt_idmap, dentry, cachefiles_xattr_cache, buf, tlen);
if (xlen != tlen) {
- if (xlen < 0)
+ if (xlen < 0) {
+ ret = xlen;
trace_cachefiles_vfs_error(object, file_inode(file), xlen,
cachefiles_trace_getxattr_error);
+ }
if (xlen == -EIO)
cachefiles_io_error_obj(
object,
@@ -252,6 +254,7 @@ int cachefiles_check_volume_xattr(struct cachefiles_volume *volume)
xlen = vfs_getxattr(&nop_mnt_idmap, dentry, cachefiles_xattr_cache, buf, len);
if (xlen != len) {
if (xlen < 0) {
+ ret = xlen;
trace_cachefiles_vfs_error(NULL, d_inode(dentry), xlen,
cachefiles_trace_getxattr_error);
if (xlen == -EIO)
diff --git a/fs/dcache.c b/fs/dcache.c
index 9ae808fba517..186c0e1b5713 100644
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -356,7 +356,11 @@ static inline void __d_clear_type_and_inode(struct dentry *dentry)
flags &= ~(DCACHE_ENTRY_TYPE | DCACHE_FALLTHRU);
WRITE_ONCE(dentry->d_flags, flags);
dentry->d_inode = NULL;
- if (dentry->d_flags & DCACHE_LRU_LIST)
+ /*
+ * The negative counter only tracks dentries on the LRU. Don't inc if
+ * d_lru is on another list.
+ */
+ if ((flags & (DCACHE_LRU_LIST|DCACHE_SHRINK_LIST)) == DCACHE_LRU_LIST)
this_cpu_inc(nr_dentry_negative);
}
@@ -2000,9 +2004,11 @@ static void __d_instantiate(struct dentry *dentry, struct inode *inode)
spin_lock(&dentry->d_lock);
/*
- * Decrement negative dentry count if it was in the LRU list.
+ * The negative counter only tracks dentries on the LRU. Don't dec if
+ * d_lru is on another list.
*/
- if (dentry->d_flags & DCACHE_LRU_LIST)
+ if ((dentry->d_flags &
+ (DCACHE_LRU_LIST|DCACHE_SHRINK_LIST)) == DCACHE_LRU_LIST)
this_cpu_dec(nr_dentry_negative);
hlist_add_head(&dentry->d_u.d_alias, &inode->i_dentry);
raw_write_seqcount_begin(&dentry->d_seq);
diff --git a/fs/ext4/sysfs.c b/fs/ext4/sysfs.c
index 63cbda3700ea..d65dccb44ed5 100644
--- a/fs/ext4/sysfs.c
+++ b/fs/ext4/sysfs.c
@@ -473,6 +473,8 @@ static ssize_t ext4_attr_store(struct kobject *kobj,
*((unsigned int *) ptr) = t;
return len;
case attr_clusters_in_group:
+ if (!ptr)
+ return 0;
ret = kstrtouint(skip_spaces(buf), 0, &t);
if (ret)
return ret;
diff --git a/fs/locks.c b/fs/locks.c
index 76ad05f8070a..fb717dae9029 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -1314,9 +1314,9 @@ static int posix_lock_inode(struct inode *inode, struct file_lock *request,
locks_wake_up_blocks(left);
}
out:
+ trace_posix_lock_inode(inode, request, error);
spin_unlock(&ctx->flc_lock);
percpu_up_read(&file_rwsem);
- trace_posix_lock_inode(inode, request, error);
/*
* Free any unused locks.
*/
diff --git a/fs/nilfs2/dir.c b/fs/nilfs2/dir.c
index 51c982ad9608..53e4e63c607e 100644
--- a/fs/nilfs2/dir.c
+++ b/fs/nilfs2/dir.c
@@ -396,11 +396,39 @@ nilfs_find_entry(struct inode *dir, const struct qstr *qstr,
struct nilfs_dir_entry *nilfs_dotdot(struct inode *dir, struct page **p)
{
- struct nilfs_dir_entry *de = nilfs_get_page(dir, 0, p);
+ struct page *page;
+ struct nilfs_dir_entry *de, *next_de;
+ size_t limit;
+ char *msg;
+ de = nilfs_get_page(dir, 0, &page);
if (IS_ERR(de))
return NULL;
- return nilfs_next_entry(de);
+
+ limit = nilfs_last_byte(dir, 0); /* is a multiple of chunk size */
+ if (unlikely(!limit || le64_to_cpu(de->inode) != dir->i_ino ||
+ !nilfs_match(1, ".", de))) {
+ msg = "missing '.'";
+ goto fail;
+ }
+
+ next_de = nilfs_next_entry(de);
+ /*
+ * If "next_de" has not reached the end of the chunk, there is
+ * at least one more record. Check whether it matches "..".
+ */
+ if (unlikely((char *)next_de == (char *)de + nilfs_chunk_size(dir) ||
+ !nilfs_match(2, "..", next_de))) {
+ msg = "missing '..'";
+ goto fail;
+ }
+ *p = page;
+ return next_de;
+
+fail:
+ nilfs_error(dir->i_sb, "directory #%lu %s", dir->i_ino, msg);
+ nilfs_put_page(page);
+ return NULL;
}
ino_t nilfs_inode_by_name(struct inode *dir, const struct qstr *qstr)
diff --git a/fs/smb/client/cifsglob.h b/fs/smb/client/cifsglob.h
index c146f83eba9b..53e00255d96b 100644
--- a/fs/smb/client/cifsglob.h
+++ b/fs/smb/client/cifsglob.h
@@ -1939,8 +1939,8 @@ require use of the stronger protocol */
#define CIFSSEC_MUST_SEAL 0x40040 /* not supported yet */
#define CIFSSEC_MUST_NTLMSSP 0x80080 /* raw ntlmssp with ntlmv2 */
-#define CIFSSEC_DEF (CIFSSEC_MAY_SIGN | CIFSSEC_MAY_NTLMV2 | CIFSSEC_MAY_NTLMSSP)
-#define CIFSSEC_MAX (CIFSSEC_MUST_NTLMV2)
+#define CIFSSEC_DEF (CIFSSEC_MAY_SIGN | CIFSSEC_MAY_NTLMV2 | CIFSSEC_MAY_NTLMSSP | CIFSSEC_MAY_SEAL)
+#define CIFSSEC_MAX (CIFSSEC_MAY_SIGN | CIFSSEC_MUST_KRB5 | CIFSSEC_MAY_SEAL)
#define CIFSSEC_AUTH_MASK (CIFSSEC_MAY_NTLMV2 | CIFSSEC_MAY_KRB5 | CIFSSEC_MAY_NTLMSSP)
/*
*****************************************************************
diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c
index 6397f77b6750..74e1971dc485 100644
--- a/fs/smb/server/smb2pdu.c
+++ b/fs/smb/server/smb2pdu.c
@@ -2051,15 +2051,22 @@ int smb2_tree_connect(struct ksmbd_work *work)
* @access: file access flags
* @disposition: file disposition flags
* @may_flags: set with MAY_ flags
+ * @is_dir: is creating open flags for directory
*
* Return: file open flags
*/
static int smb2_create_open_flags(bool file_present, __le32 access,
__le32 disposition,
- int *may_flags)
+ int *may_flags,
+ bool is_dir)
{
int oflags = O_NONBLOCK | O_LARGEFILE;
+ if (is_dir) {
+ access &= ~FILE_WRITE_DESIRE_ACCESS_LE;
+ ksmbd_debug(SMB, "Discard write access to a directory\n");
+ }
+
if (access & FILE_READ_DESIRED_ACCESS_LE &&
access & FILE_WRITE_DESIRE_ACCESS_LE) {
oflags |= O_RDWR;
@@ -3167,7 +3174,9 @@ int smb2_open(struct ksmbd_work *work)
open_flags = smb2_create_open_flags(file_present, daccess,
req->CreateDisposition,
- &may_flags);
+ &may_flags,
+ req->CreateOptions & FILE_DIRECTORY_FILE_LE ||
+ (file_present && S_ISDIR(d_inode(path.dentry)->i_mode)));
if (!test_tree_conn_flag(tcon, KSMBD_TREE_CONN_FLAG_WRITABLE)) {
if (open_flags & (O_CREAT | O_TRUNC)) {
diff --git a/fs/userfaultfd.c b/fs/userfaultfd.c
index 1f47ff83a9c2..5d3e595f9da9 100644
--- a/fs/userfaultfd.c
+++ b/fs/userfaultfd.c
@@ -2050,7 +2050,7 @@ static int userfaultfd_api(struct userfaultfd_ctx *ctx,
goto out;
features = uffdio_api.features;
ret = -EINVAL;
- if (uffdio_api.api != UFFD_API || (features & ~UFFD_API_FEATURES))
+ if (uffdio_api.api != UFFD_API)
goto err_out;
ret = -EPERM;
if ((features & UFFD_FEATURE_EVENT_FORK) && !capable(CAP_SYS_PTRACE))
@@ -2068,6 +2068,11 @@ static int userfaultfd_api(struct userfaultfd_ctx *ctx,
uffdio_api.features &= ~UFFD_FEATURE_WP_HUGETLBFS_SHMEM;
uffdio_api.features &= ~UFFD_FEATURE_WP_UNPOPULATED;
#endif
+
+ ret = -EINVAL;
+ if (features & ~uffdio_api.features)
+ goto err_out;
+
uffdio_api.ioctls = UFFD_API_IOCTLS;
ret = -EFAULT;
if (copy_to_user(buf, &uffdio_api, sizeof(uffdio_api)))
diff --git a/include/linux/compiler_attributes.h b/include/linux/compiler_attributes.h
index 28566624f008..f5859b8c68b4 100644
--- a/include/linux/compiler_attributes.h
+++ b/include/linux/compiler_attributes.h
@@ -333,6 +333,18 @@
*/
#define __section(section) __attribute__((__section__(section)))
+/*
+ * Optional: only supported since gcc >= 12
+ *
+ * gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Variable-Attributes.html#index-uninitialized-variable-attribute
+ * clang: https://clang.llvm.org/docs/AttributeReference.html#uninitialized
+ */
+#if __has_attribute(__uninitialized__)
+# define __uninitialized __attribute__((__uninitialized__))
+#else
+# define __uninitialized
+#endif
+
/*
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html#index-unused-function-attribute
* gcc: https://gcc.gnu.org/onlinedocs/gcc/Common-Type-Attributes.html#index-unused-type-attribute
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index e46fbca00309..05092c37a430 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -1968,8 +1968,9 @@ static inline int subsection_map_index(unsigned long pfn)
static inline int pfn_section_valid(struct mem_section *ms, unsigned long pfn)
{
int idx = subsection_map_index(pfn);
+ struct mem_section_usage *usage = READ_ONCE(ms->usage);
- return test_bit(idx, READ_ONCE(ms->usage)->subsection_map);
+ return usage ? test_bit(idx, usage->subsection_map) : 0;
}
#else
static inline int pfn_section_valid(struct mem_section *ms, unsigned long pfn)
diff --git a/include/linux/pagemap.h b/include/linux/pagemap.h
index 5a63b0927cc1..15793a4af9d4 100644
--- a/include/linux/pagemap.h
+++ b/include/linux/pagemap.h
@@ -335,11 +335,18 @@ static inline void mapping_set_gfp_mask(struct address_space *m, gfp_t mask)
* a good order (that's 1MB if you're using 4kB pages)
*/
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
-#define MAX_PAGECACHE_ORDER HPAGE_PMD_ORDER
+#define PREFERRED_MAX_PAGECACHE_ORDER HPAGE_PMD_ORDER
#else
-#define MAX_PAGECACHE_ORDER 8
+#define PREFERRED_MAX_PAGECACHE_ORDER 8
#endif
+/*
+ * xas_split_alloc() does not support arbitrary orders. This implies no
+ * 512MB THP on ARM64 with 64KB base page size.
+ */
+#define MAX_XAS_ORDER (XA_CHUNK_SHIFT * 2 - 1)
+#define MAX_PAGECACHE_ORDER min(MAX_XAS_ORDER, PREFERRED_MAX_PAGECACHE_ORDER)
+
/**
* mapping_set_large_folios() - Indicate the file supports large folios.
* @mapping: The file.
diff --git a/include/net/tcx.h b/include/net/tcx.h
index 264f147953ba..a0f78fd5cb28 100644
--- a/include/net/tcx.h
+++ b/include/net/tcx.h
@@ -13,7 +13,7 @@ struct mini_Qdisc;
struct tcx_entry {
struct mini_Qdisc __rcu *miniq;
struct bpf_mprog_bundle bundle;
- bool miniq_active;
+ u32 miniq_active;
struct rcu_head rcu;
};
@@ -129,11 +129,16 @@ static inline void tcx_skeys_dec(bool ingress)
tcx_dec();
}
-static inline void tcx_miniq_set_active(struct bpf_mprog_entry *entry,
- const bool active)
+static inline void tcx_miniq_inc(struct bpf_mprog_entry *entry)
{
ASSERT_RTNL();
- tcx_entry(entry)->miniq_active = active;
+ tcx_entry(entry)->miniq_active++;
+}
+
+static inline void tcx_miniq_dec(struct bpf_mprog_entry *entry)
+{
+ ASSERT_RTNL();
+ tcx_entry(entry)->miniq_active--;
}
static inline bool tcx_entry_is_active(struct bpf_mprog_entry *entry)
diff --git a/include/uapi/misc/fastrpc.h b/include/uapi/misc/fastrpc.h
index f33d914d8f46..91583690bddc 100644
--- a/include/uapi/misc/fastrpc.h
+++ b/include/uapi/misc/fastrpc.h
@@ -8,11 +8,14 @@
#define FASTRPC_IOCTL_ALLOC_DMA_BUFF _IOWR('R', 1, struct fastrpc_alloc_dma_buf)
#define FASTRPC_IOCTL_FREE_DMA_BUFF _IOWR('R', 2, __u32)
#define FASTRPC_IOCTL_INVOKE _IOWR('R', 3, struct fastrpc_invoke)
+/* This ioctl is only supported with secure device nodes */
#define FASTRPC_IOCTL_INIT_ATTACH _IO('R', 4)
#define FASTRPC_IOCTL_INIT_CREATE _IOWR('R', 5, struct fastrpc_init_create)
#define FASTRPC_IOCTL_MMAP _IOWR('R', 6, struct fastrpc_req_mmap)
#define FASTRPC_IOCTL_MUNMAP _IOWR('R', 7, struct fastrpc_req_munmap)
+/* This ioctl is only supported with secure device nodes */
#define FASTRPC_IOCTL_INIT_ATTACH_SNS _IO('R', 8)
+/* This ioctl is only supported with secure device nodes */
#define FASTRPC_IOCTL_INIT_CREATE_STATIC _IOWR('R', 9, struct fastrpc_init_create_static)
#define FASTRPC_IOCTL_MEM_MAP _IOWR('R', 10, struct fastrpc_mem_map)
#define FASTRPC_IOCTL_MEM_UNMAP _IOWR('R', 11, struct fastrpc_mem_unmap)
diff --git a/kernel/bpf/bpf_local_storage.c b/kernel/bpf/bpf_local_storage.c
index 146824cc9689..e8d02212da70 100644
--- a/kernel/bpf/bpf_local_storage.c
+++ b/kernel/bpf/bpf_local_storage.c
@@ -808,8 +808,8 @@ bpf_local_storage_map_alloc(union bpf_attr *attr,
nbuckets = max_t(u32, 2, nbuckets);
smap->bucket_log = ilog2(nbuckets);
- smap->buckets = bpf_map_kvcalloc(&smap->map, sizeof(*smap->buckets),
- nbuckets, GFP_USER | __GFP_NOWARN);
+ smap->buckets = bpf_map_kvcalloc(&smap->map, nbuckets,
+ sizeof(*smap->buckets), GFP_USER | __GFP_NOWARN);
if (!smap->buckets) {
err = -ENOMEM;
goto free_smap;
diff --git a/kernel/bpf/helpers.c b/kernel/bpf/helpers.c
index 31da67703307..9ab6be965305 100644
--- a/kernel/bpf/helpers.c
+++ b/kernel/bpf/helpers.c
@@ -1078,11 +1078,20 @@ const struct bpf_func_proto bpf_snprintf_proto = {
.arg5_type = ARG_CONST_SIZE_OR_ZERO,
};
+struct bpf_async_cb {
+ struct bpf_map *map;
+ struct bpf_prog *prog;
+ void __rcu *callback_fn;
+ void *value;
+ struct rcu_head rcu;
+ u64 flags;
+};
+
/* BPF map elements can contain 'struct bpf_timer'.
* Such map owns all of its BPF timers.
* 'struct bpf_timer' is allocated as part of map element allocation
* and it's zero initialized.
- * That space is used to keep 'struct bpf_timer_kern'.
+ * That space is used to keep 'struct bpf_async_kern'.
* bpf_timer_init() allocates 'struct bpf_hrtimer', inits hrtimer, and
* remembers 'struct bpf_map *' pointer it's part of.
* bpf_timer_set_callback() increments prog refcnt and assign bpf callback_fn.
@@ -1095,17 +1104,17 @@ const struct bpf_func_proto bpf_snprintf_proto = {
* freeing the timers when inner map is replaced or deleted by user space.
*/
struct bpf_hrtimer {
+ struct bpf_async_cb cb;
struct hrtimer timer;
- struct bpf_map *map;
- struct bpf_prog *prog;
- void __rcu *callback_fn;
- void *value;
- struct rcu_head rcu;
+ atomic_t cancelling;
};
/* the actual struct hidden inside uapi struct bpf_timer */
-struct bpf_timer_kern {
- struct bpf_hrtimer *timer;
+struct bpf_async_kern {
+ union {
+ struct bpf_async_cb *cb;
+ struct bpf_hrtimer *timer;
+ };
/* bpf_spin_lock is used here instead of spinlock_t to make
* sure that it always fits into space reserved by struct bpf_timer
* regardless of LOCKDEP and spinlock debug flags.
@@ -1113,19 +1122,23 @@ struct bpf_timer_kern {
struct bpf_spin_lock lock;
} __attribute__((aligned(8)));
+enum bpf_async_type {
+ BPF_ASYNC_TYPE_TIMER = 0,
+};
+
static DEFINE_PER_CPU(struct bpf_hrtimer *, hrtimer_running);
static enum hrtimer_restart bpf_timer_cb(struct hrtimer *hrtimer)
{
struct bpf_hrtimer *t = container_of(hrtimer, struct bpf_hrtimer, timer);
- struct bpf_map *map = t->map;
- void *value = t->value;
+ struct bpf_map *map = t->cb.map;
+ void *value = t->cb.value;
bpf_callback_t callback_fn;
void *key;
u32 idx;
BTF_TYPE_EMIT(struct bpf_timer);
- callback_fn = rcu_dereference_check(t->callback_fn, rcu_read_lock_bh_held());
+ callback_fn = rcu_dereference_check(t->cb.callback_fn, rcu_read_lock_bh_held());
if (!callback_fn)
goto out;
@@ -1154,46 +1167,56 @@ static enum hrtimer_restart bpf_timer_cb(struct hrtimer *hrtimer)
return HRTIMER_NORESTART;
}
-BPF_CALL_3(bpf_timer_init, struct bpf_timer_kern *, timer, struct bpf_map *, map,
- u64, flags)
+static int __bpf_async_init(struct bpf_async_kern *async, struct bpf_map *map, u64 flags,
+ enum bpf_async_type type)
{
- clockid_t clockid = flags & (MAX_CLOCKS - 1);
+ struct bpf_async_cb *cb;
struct bpf_hrtimer *t;
+ clockid_t clockid;
+ size_t size;
int ret = 0;
- BUILD_BUG_ON(MAX_CLOCKS != 16);
- BUILD_BUG_ON(sizeof(struct bpf_timer_kern) > sizeof(struct bpf_timer));
- BUILD_BUG_ON(__alignof__(struct bpf_timer_kern) != __alignof__(struct bpf_timer));
-
if (in_nmi())
return -EOPNOTSUPP;
- if (flags >= MAX_CLOCKS ||
- /* similar to timerfd except _ALARM variants are not supported */
- (clockid != CLOCK_MONOTONIC &&
- clockid != CLOCK_REALTIME &&
- clockid != CLOCK_BOOTTIME))
+ switch (type) {
+ case BPF_ASYNC_TYPE_TIMER:
+ size = sizeof(struct bpf_hrtimer);
+ break;
+ default:
return -EINVAL;
- __bpf_spin_lock_irqsave(&timer->lock);
- t = timer->timer;
+ }
+
+ __bpf_spin_lock_irqsave(&async->lock);
+ t = async->timer;
if (t) {
ret = -EBUSY;
goto out;
}
+
/* allocate hrtimer via map_kmalloc to use memcg accounting */
- t = bpf_map_kmalloc_node(map, sizeof(*t), GFP_ATOMIC, map->numa_node);
- if (!t) {
+ cb = bpf_map_kmalloc_node(map, size, GFP_ATOMIC, map->numa_node);
+ if (!cb) {
ret = -ENOMEM;
goto out;
}
- t->value = (void *)timer - map->record->timer_off;
- t->map = map;
- t->prog = NULL;
- rcu_assign_pointer(t->callback_fn, NULL);
- hrtimer_init(&t->timer, clockid, HRTIMER_MODE_REL_SOFT);
- t->timer.function = bpf_timer_cb;
- WRITE_ONCE(timer->timer, t);
- /* Guarantee the order between timer->timer and map->usercnt. So
+
+ if (type == BPF_ASYNC_TYPE_TIMER) {
+ clockid = flags & (MAX_CLOCKS - 1);
+ t = (struct bpf_hrtimer *)cb;
+
+ atomic_set(&t->cancelling, 0);
+ hrtimer_init(&t->timer, clockid, HRTIMER_MODE_REL_SOFT);
+ t->timer.function = bpf_timer_cb;
+ cb->value = (void *)async - map->record->timer_off;
+ }
+ cb->map = map;
+ cb->prog = NULL;
+ cb->flags = flags;
+ rcu_assign_pointer(cb->callback_fn, NULL);
+
+ WRITE_ONCE(async->cb, cb);
+ /* Guarantee the order between async->cb and map->usercnt. So
* when there are concurrent uref release and bpf timer init, either
* bpf_timer_cancel_and_free() called by uref release reads a no-NULL
* timer or atomic64_read() below returns a zero usercnt.
@@ -1203,15 +1226,34 @@ BPF_CALL_3(bpf_timer_init, struct bpf_timer_kern *, timer, struct bpf_map *, map
/* maps with timers must be either held by user space
* or pinned in bpffs.
*/
- WRITE_ONCE(timer->timer, NULL);
- kfree(t);
+ WRITE_ONCE(async->cb, NULL);
+ kfree(cb);
ret = -EPERM;
}
out:
- __bpf_spin_unlock_irqrestore(&timer->lock);
+ __bpf_spin_unlock_irqrestore(&async->lock);
return ret;
}
+BPF_CALL_3(bpf_timer_init, struct bpf_async_kern *, timer, struct bpf_map *, map,
+ u64, flags)
+{
+ clock_t clockid = flags & (MAX_CLOCKS - 1);
+
+ BUILD_BUG_ON(MAX_CLOCKS != 16);
+ BUILD_BUG_ON(sizeof(struct bpf_async_kern) > sizeof(struct bpf_timer));
+ BUILD_BUG_ON(__alignof__(struct bpf_async_kern) != __alignof__(struct bpf_timer));
+
+ if (flags >= MAX_CLOCKS ||
+ /* similar to timerfd except _ALARM variants are not supported */
+ (clockid != CLOCK_MONOTONIC &&
+ clockid != CLOCK_REALTIME &&
+ clockid != CLOCK_BOOTTIME))
+ return -EINVAL;
+
+ return __bpf_async_init(timer, map, flags, BPF_ASYNC_TYPE_TIMER);
+}
+
static const struct bpf_func_proto bpf_timer_init_proto = {
.func = bpf_timer_init,
.gpl_only = true,
@@ -1221,7 +1263,7 @@ static const struct bpf_func_proto bpf_timer_init_proto = {
.arg3_type = ARG_ANYTHING,
};
-BPF_CALL_3(bpf_timer_set_callback, struct bpf_timer_kern *, timer, void *, callback_fn,
+BPF_CALL_3(bpf_timer_set_callback, struct bpf_async_kern *, timer, void *, callback_fn,
struct bpf_prog_aux *, aux)
{
struct bpf_prog *prev, *prog = aux->prog;
@@ -1236,7 +1278,7 @@ BPF_CALL_3(bpf_timer_set_callback, struct bpf_timer_kern *, timer, void *, callb
ret = -EINVAL;
goto out;
}
- if (!atomic64_read(&t->map->usercnt)) {
+ if (!atomic64_read(&t->cb.map->usercnt)) {
/* maps with timers must be either held by user space
* or pinned in bpffs. Otherwise timer might still be
* running even when bpf prog is detached and user space
@@ -1245,7 +1287,7 @@ BPF_CALL_3(bpf_timer_set_callback, struct bpf_timer_kern *, timer, void *, callb
ret = -EPERM;
goto out;
}
- prev = t->prog;
+ prev = t->cb.prog;
if (prev != prog) {
/* Bump prog refcnt once. Every bpf_timer_set_callback()
* can pick different callback_fn-s within the same prog.
@@ -1258,9 +1300,9 @@ BPF_CALL_3(bpf_timer_set_callback, struct bpf_timer_kern *, timer, void *, callb
if (prev)
/* Drop prev prog refcnt when swapping with new prog */
bpf_prog_put(prev);
- t->prog = prog;
+ t->cb.prog = prog;
}
- rcu_assign_pointer(t->callback_fn, callback_fn);
+ rcu_assign_pointer(t->cb.callback_fn, callback_fn);
out:
__bpf_spin_unlock_irqrestore(&timer->lock);
return ret;
@@ -1274,7 +1316,7 @@ static const struct bpf_func_proto bpf_timer_set_callback_proto = {
.arg2_type = ARG_PTR_TO_FUNC,
};
-BPF_CALL_3(bpf_timer_start, struct bpf_timer_kern *, timer, u64, nsecs, u64, flags)
+BPF_CALL_3(bpf_timer_start, struct bpf_async_kern *, timer, u64, nsecs, u64, flags)
{
struct bpf_hrtimer *t;
int ret = 0;
@@ -1286,7 +1328,7 @@ BPF_CALL_3(bpf_timer_start, struct bpf_timer_kern *, timer, u64, nsecs, u64, fla
return -EINVAL;
__bpf_spin_lock_irqsave(&timer->lock);
t = timer->timer;
- if (!t || !t->prog) {
+ if (!t || !t->cb.prog) {
ret = -EINVAL;
goto out;
}
@@ -1311,20 +1353,21 @@ static const struct bpf_func_proto bpf_timer_start_proto = {
.arg3_type = ARG_ANYTHING,
};
-static void drop_prog_refcnt(struct bpf_hrtimer *t)
+static void drop_prog_refcnt(struct bpf_async_cb *async)
{
- struct bpf_prog *prog = t->prog;
+ struct bpf_prog *prog = async->prog;
if (prog) {
bpf_prog_put(prog);
- t->prog = NULL;
- rcu_assign_pointer(t->callback_fn, NULL);
+ async->prog = NULL;
+ rcu_assign_pointer(async->callback_fn, NULL);
}
}
-BPF_CALL_1(bpf_timer_cancel, struct bpf_timer_kern *, timer)
+BPF_CALL_1(bpf_timer_cancel, struct bpf_async_kern *, timer)
{
- struct bpf_hrtimer *t;
+ struct bpf_hrtimer *t, *cur_t;
+ bool inc = false;
int ret = 0;
if (in_nmi())
@@ -1336,21 +1379,50 @@ BPF_CALL_1(bpf_timer_cancel, struct bpf_timer_kern *, timer)
ret = -EINVAL;
goto out;
}
- if (this_cpu_read(hrtimer_running) == t) {
+
+ cur_t = this_cpu_read(hrtimer_running);
+ if (cur_t == t) {
/* If bpf callback_fn is trying to bpf_timer_cancel()
* its own timer the hrtimer_cancel() will deadlock
- * since it waits for callback_fn to finish
+ * since it waits for callback_fn to finish.
+ */
+ ret = -EDEADLK;
+ goto out;
+ }
+
+ /* Only account in-flight cancellations when invoked from a timer
+ * callback, since we want to avoid waiting only if other _callbacks_
+ * are waiting on us, to avoid introducing lockups. Non-callback paths
+ * are ok, since nobody would synchronously wait for their completion.
+ */
+ if (!cur_t)
+ goto drop;
+ atomic_inc(&t->cancelling);
+ /* Need full barrier after relaxed atomic_inc */
+ smp_mb__after_atomic();
+ inc = true;
+ if (atomic_read(&cur_t->cancelling)) {
+ /* We're cancelling timer t, while some other timer callback is
+ * attempting to cancel us. In such a case, it might be possible
+ * that timer t belongs to the other callback, or some other
+ * callback waiting upon it (creating transitive dependencies
+ * upon us), and we will enter a deadlock if we continue
+ * cancelling and waiting for it synchronously, since it might
+ * do the same. Bail!
*/
ret = -EDEADLK;
goto out;
}
- drop_prog_refcnt(t);
+drop:
+ drop_prog_refcnt(&t->cb);
out:
__bpf_spin_unlock_irqrestore(&timer->lock);
/* Cancel the timer and wait for associated callback to finish
* if it was running.
*/
ret = ret ?: hrtimer_cancel(&t->timer);
+ if (inc)
+ atomic_dec(&t->cancelling);
rcu_read_unlock();
return ret;
}
@@ -1367,7 +1439,7 @@ static const struct bpf_func_proto bpf_timer_cancel_proto = {
*/
void bpf_timer_cancel_and_free(void *val)
{
- struct bpf_timer_kern *timer = val;
+ struct bpf_async_kern *timer = val;
struct bpf_hrtimer *t;
/* Performance optimization: read timer->timer without lock first. */
@@ -1379,7 +1451,7 @@ void bpf_timer_cancel_and_free(void *val)
t = timer->timer;
if (!t)
goto out;
- drop_prog_refcnt(t);
+ drop_prog_refcnt(&t->cb);
/* The subsequent bpf_timer_start/cancel() helpers won't be able to use
* this timer, since it won't be initialized.
*/
@@ -1406,7 +1478,7 @@ void bpf_timer_cancel_and_free(void *val)
*/
if (this_cpu_read(hrtimer_running) != t)
hrtimer_cancel(&t->timer);
- kfree_rcu(t, rcu);
+ kfree_rcu(t, cb.rcu);
}
BPF_CALL_2(bpf_kptr_xchg, void *, map_value, void *, ptr)
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index dcb30e304871..820880960513 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -722,7 +722,6 @@ static void update_rq_clock_task(struct rq *rq, s64 delta)
rq->prev_irq_time += irq_delta;
delta -= irq_delta;
- psi_account_irqtime(rq->curr, irq_delta);
delayacct_irq(rq->curr, irq_delta);
#endif
#ifdef CONFIG_PARAVIRT_TIME_ACCOUNTING
@@ -5641,7 +5640,7 @@ void scheduler_tick(void)
{
int cpu = smp_processor_id();
struct rq *rq = cpu_rq(cpu);
- struct task_struct *curr = rq->curr;
+ struct task_struct *curr;
struct rq_flags rf;
unsigned long thermal_pressure;
u64 resched_latency;
@@ -5653,6 +5652,9 @@ void scheduler_tick(void)
rq_lock(rq, &rf);
+ curr = rq->curr;
+ psi_account_irqtime(rq, curr, NULL);
+
update_rq_clock(rq);
thermal_pressure = arch_scale_thermal_pressure(cpu_of(rq));
update_thermal_load_avg(rq_clock_thermal(rq), rq, thermal_pressure);
@@ -6690,6 +6692,7 @@ static void __sched notrace __schedule(unsigned int sched_mode)
++*switch_count;
migrate_disable_switch(rq, prev);
+ psi_account_irqtime(rq, prev, next);
psi_sched_switch(prev, next, !task_on_rq_queued(prev));
trace_sched_switch(sched_mode & SM_MASK_PREEMPT, prev, next, prev_state);
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 01b3fc97ddc2..d3d0a1c9336b 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -8977,12 +8977,8 @@ static int detach_tasks(struct lb_env *env)
break;
env->loop++;
- /*
- * We've more or less seen every task there is, call it quits
- * unless we haven't found any movable task yet.
- */
- if (env->loop > env->loop_max &&
- !(env->flags & LBF_ALL_PINNED))
+ /* We've more or less seen every task there is, call it quits */
+ if (env->loop > env->loop_max)
break;
/* take a breather every nr_migrate tasks */
@@ -11259,9 +11255,7 @@ static int load_balance(int this_cpu, struct rq *this_rq,
if (env.flags & LBF_NEED_BREAK) {
env.flags &= ~LBF_NEED_BREAK;
- /* Stop if we tried all running tasks */
- if (env.loop < busiest->nr_running)
- goto more_balance;
+ goto more_balance;
}
/*
diff --git a/kernel/sched/psi.c b/kernel/sched/psi.c
index 1d0f634725a6..431971acc763 100644
--- a/kernel/sched/psi.c
+++ b/kernel/sched/psi.c
@@ -784,6 +784,7 @@ static void psi_group_change(struct psi_group *group, int cpu,
enum psi_states s;
u32 state_mask;
+ lockdep_assert_rq_held(cpu_rq(cpu));
groupc = per_cpu_ptr(group->pcpu, cpu);
/*
@@ -1002,19 +1003,29 @@ void psi_task_switch(struct task_struct *prev, struct task_struct *next,
}
#ifdef CONFIG_IRQ_TIME_ACCOUNTING
-void psi_account_irqtime(struct task_struct *task, u32 delta)
+void psi_account_irqtime(struct rq *rq, struct task_struct *curr, struct task_struct *prev)
{
- int cpu = task_cpu(task);
+ int cpu = task_cpu(curr);
struct psi_group *group;
struct psi_group_cpu *groupc;
- u64 now;
+ u64 now, irq;
+ s64 delta;
- if (!task->pid)
+ if (!curr->pid)
+ return;
+
+ lockdep_assert_rq_held(rq);
+ group = task_psi_group(curr);
+ if (prev && task_psi_group(prev) == group)
return;
now = cpu_clock(cpu);
+ irq = irq_time_read(cpu);
+ delta = (s64)(irq - rq->psi_irq_time);
+ if (delta < 0)
+ return;
+ rq->psi_irq_time = irq;
- group = task_psi_group(task);
do {
if (!group->enabled)
continue;
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 35c38daa2d3e..2e8f26a919ed 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -1094,6 +1094,7 @@ struct rq {
#ifdef CONFIG_IRQ_TIME_ACCOUNTING
u64 prev_irq_time;
+ u64 psi_irq_time;
#endif
#ifdef CONFIG_PARAVIRT
u64 prev_steal_time;
diff --git a/kernel/sched/stats.h b/kernel/sched/stats.h
index 38f3698f5e5b..b02dfc322951 100644
--- a/kernel/sched/stats.h
+++ b/kernel/sched/stats.h
@@ -110,8 +110,12 @@ __schedstats_from_se(struct sched_entity *se)
void psi_task_change(struct task_struct *task, int clear, int set);
void psi_task_switch(struct task_struct *prev, struct task_struct *next,
bool sleep);
-void psi_account_irqtime(struct task_struct *task, u32 delta);
-
+#ifdef CONFIG_IRQ_TIME_ACCOUNTING
+void psi_account_irqtime(struct rq *rq, struct task_struct *curr, struct task_struct *prev);
+#else
+static inline void psi_account_irqtime(struct rq *rq, struct task_struct *curr,
+ struct task_struct *prev) {}
+#endif /*CONFIG_IRQ_TIME_ACCOUNTING */
/*
* PSI tracks state that persists across sleeps, such as iowaits and
* memory stalls. As a result, it has to distinguish between sleeps,
@@ -192,7 +196,8 @@ static inline void psi_ttwu_dequeue(struct task_struct *p) {}
static inline void psi_sched_switch(struct task_struct *prev,
struct task_struct *next,
bool sleep) {}
-static inline void psi_account_irqtime(struct task_struct *task, u32 delta) {}
+static inline void psi_account_irqtime(struct rq *rq, struct task_struct *curr,
+ struct task_struct *prev) {}
#endif /* CONFIG_PSI */
#ifdef CONFIG_SCHED_INFO
diff --git a/mm/damon/core.c b/mm/damon/core.c
index 38e206075143..ae55f20835b0 100644
--- a/mm/damon/core.c
+++ b/mm/damon/core.c
@@ -1121,14 +1121,31 @@ static void damon_merge_regions_of(struct damon_target *t, unsigned int thres,
* access frequencies are similar. This is for minimizing the monitoring
* overhead under the dynamically changeable access pattern. If a merge was
* unnecessarily made, later 'kdamond_split_regions()' will revert it.
+ *
+ * The total number of regions could be higher than the user-defined limit,
+ * max_nr_regions for some cases. For example, the user can update
+ * max_nr_regions to a number that lower than the current number of regions
+ * while DAMON is running. For such a case, repeat merging until the limit is
+ * met while increasing @threshold up to possible maximum level.
*/
static void kdamond_merge_regions(struct damon_ctx *c, unsigned int threshold,
unsigned long sz_limit)
{
struct damon_target *t;
-
- damon_for_each_target(t, c)
- damon_merge_regions_of(t, threshold, sz_limit);
+ unsigned int nr_regions;
+ unsigned int max_thres;
+
+ max_thres = c->attrs.aggr_interval /
+ (c->attrs.sample_interval ? c->attrs.sample_interval : 1);
+ do {
+ nr_regions = 0;
+ damon_for_each_target(t, c) {
+ damon_merge_regions_of(t, threshold, sz_limit);
+ nr_regions += damon_nr_regions(t);
+ }
+ threshold = max(1, threshold * 2);
+ } while (nr_regions > c->attrs.max_nr_regions &&
+ threshold / 2 < max_thres);
}
/*
diff --git a/mm/filemap.c b/mm/filemap.c
index 3dba1792beba..8752b794cb84 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -3157,7 +3157,7 @@ static struct file *do_sync_mmap_readahead(struct vm_fault *vmf)
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
/* Use the readahead code, even if readahead is disabled */
- if (vm_flags & VM_HUGEPAGE) {
+ if ((vm_flags & VM_HUGEPAGE) && HPAGE_PMD_ORDER <= MAX_PAGECACHE_ORDER) {
fpin = maybe_unlock_mmap_for_io(vmf, fpin);
ractl._index &= ~((unsigned long)HPAGE_PMD_NR - 1);
ra->size = HPAGE_PMD_NR;
diff --git a/mm/shmem.c b/mm/shmem.c
index f2023cb7f6f6..3d721d5591dd 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -535,8 +535,9 @@ static bool shmem_confirm_swap(struct address_space *mapping,
static int shmem_huge __read_mostly = SHMEM_HUGE_NEVER;
-bool shmem_is_huge(struct inode *inode, pgoff_t index, bool shmem_huge_force,
- struct mm_struct *mm, unsigned long vm_flags)
+static bool __shmem_is_huge(struct inode *inode, pgoff_t index,
+ bool shmem_huge_force, struct mm_struct *mm,
+ unsigned long vm_flags)
{
loff_t i_size;
@@ -567,6 +568,16 @@ bool shmem_is_huge(struct inode *inode, pgoff_t index, bool shmem_huge_force,
}
}
+bool shmem_is_huge(struct inode *inode, pgoff_t index,
+ bool shmem_huge_force, struct mm_struct *mm,
+ unsigned long vm_flags)
+{
+ if (HPAGE_PMD_ORDER > MAX_PAGECACHE_ORDER)
+ return false;
+
+ return __shmem_is_huge(inode, index, shmem_huge_force, mm, vm_flags);
+}
+
#if defined(CONFIG_SYSFS)
static int shmem_parse_huge(const char *str)
{
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 7d146f198bc3..078f6b53f8d5 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -1984,7 +1984,15 @@ static DEFINE_PER_CPU(struct vmap_block_queue, vmap_block_queue);
static struct xarray *
addr_to_vb_xa(unsigned long addr)
{
- int index = (addr / VMAP_BLOCK_SIZE) % num_possible_cpus();
+ int index = (addr / VMAP_BLOCK_SIZE) % nr_cpu_ids;
+
+ /*
+ * Please note, nr_cpu_ids points on a highest set
+ * possible bit, i.e. we never invoke cpumask_next()
+ * if an index points on it which is nr_cpu_ids - 1.
+ */
+ if (!cpu_possible(index))
+ index = cpumask_next(index, cpu_possible_mask);
return &per_cpu(vmap_block_queue, index).vmap_blocks;
}
diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c
index faabad6603db..68f955293177 100644
--- a/net/ceph/mon_client.c
+++ b/net/ceph/mon_client.c
@@ -1085,13 +1085,19 @@ static void delayed_work(struct work_struct *work)
struct ceph_mon_client *monc =
container_of(work, struct ceph_mon_client, delayed_work.work);
- dout("monc delayed_work\n");
mutex_lock(&monc->mutex);
+ dout("%s mon%d\n", __func__, monc->cur_mon);
+ if (monc->cur_mon < 0) {
+ goto out;
+ }
+
if (monc->hunting) {
dout("%s continuing hunt\n", __func__);
reopen_session(monc);
} else {
int is_auth = ceph_auth_is_authenticated(monc->auth);
+
+ dout("%s is_authed %d\n", __func__, is_auth);
if (ceph_con_keepalive_expired(&monc->con,
CEPH_MONC_PING_TIMEOUT)) {
dout("monc keepalive timeout\n");
@@ -1116,6 +1122,8 @@ static void delayed_work(struct work_struct *work)
}
}
__schedule_delayed(monc);
+
+out:
mutex_unlock(&monc->mutex);
}
@@ -1232,13 +1240,15 @@ EXPORT_SYMBOL(ceph_monc_init);
void ceph_monc_stop(struct ceph_mon_client *monc)
{
dout("stop\n");
- cancel_delayed_work_sync(&monc->delayed_work);
mutex_lock(&monc->mutex);
__close_session(monc);
+ monc->hunting = false;
monc->cur_mon = -1;
mutex_unlock(&monc->mutex);
+ cancel_delayed_work_sync(&monc->delayed_work);
+
/*
* flush msgr queue before we destroy ourselves to ensure that:
* - any work that references our embedded con is finished.
diff --git a/net/core/datagram.c b/net/core/datagram.c
index e49aaf2d48b8..ef4e9e423d39 100644
--- a/net/core/datagram.c
+++ b/net/core/datagram.c
@@ -441,11 +441,12 @@ static int __skb_datagram_iter(const struct sk_buff *skb, int offset,
if (copy > len)
copy = len;
+ n = 0;
skb_frag_foreach_page(frag,
skb_frag_off(frag) + offset - start,
copy, p, p_off, p_len, copied) {
vaddr = kmap_local_page(p);
- n = INDIRECT_CALL_1(cb, simple_copy_to_iter,
+ n += INDIRECT_CALL_1(cb, simple_copy_to_iter,
vaddr + p_off, p_len, data, to);
kunmap_local(vaddr);
}
diff --git a/net/core/skmsg.c b/net/core/skmsg.c
index fd20aae30be2..bbf40b999713 100644
--- a/net/core/skmsg.c
+++ b/net/core/skmsg.c
@@ -434,7 +434,8 @@ int sk_msg_recvmsg(struct sock *sk, struct sk_psock *psock, struct msghdr *msg,
page = sg_page(sge);
if (copied + copy > len)
copy = len - copied;
- copy = copy_page_to_iter(page, sge->offset, copy, iter);
+ if (copy)
+ copy = copy_page_to_iter(page, sge->offset, copy, iter);
if (!copy) {
copied = copied ? copied : -EFAULT;
goto out;
diff --git a/net/ethtool/linkstate.c b/net/ethtool/linkstate.c
index b2de2108b356..34d76e87847d 100644
--- a/net/ethtool/linkstate.c
+++ b/net/ethtool/linkstate.c
@@ -37,6 +37,8 @@ static int linkstate_get_sqi(struct net_device *dev)
mutex_lock(&phydev->lock);
if (!phydev->drv || !phydev->drv->get_sqi)
ret = -EOPNOTSUPP;
+ else if (!phydev->link)
+ ret = -ENETDOWN;
else
ret = phydev->drv->get_sqi(phydev);
mutex_unlock(&phydev->lock);
@@ -55,6 +57,8 @@ static int linkstate_get_sqi_max(struct net_device *dev)
mutex_lock(&phydev->lock);
if (!phydev->drv || !phydev->drv->get_sqi_max)
ret = -EOPNOTSUPP;
+ else if (!phydev->link)
+ ret = -ENETDOWN;
else
ret = phydev->drv->get_sqi_max(phydev);
mutex_unlock(&phydev->lock);
@@ -62,6 +66,17 @@ static int linkstate_get_sqi_max(struct net_device *dev)
return ret;
};
+static bool linkstate_sqi_critical_error(int sqi)
+{
+ return sqi < 0 && sqi != -EOPNOTSUPP && sqi != -ENETDOWN;
+}
+
+static bool linkstate_sqi_valid(struct linkstate_reply_data *data)
+{
+ return data->sqi >= 0 && data->sqi_max >= 0 &&
+ data->sqi <= data->sqi_max;
+}
+
static int linkstate_get_link_ext_state(struct net_device *dev,
struct linkstate_reply_data *data)
{
@@ -93,12 +108,12 @@ static int linkstate_prepare_data(const struct ethnl_req_info *req_base,
data->link = __ethtool_get_link(dev);
ret = linkstate_get_sqi(dev);
- if (ret < 0 && ret != -EOPNOTSUPP)
+ if (linkstate_sqi_critical_error(ret))
goto out;
data->sqi = ret;
ret = linkstate_get_sqi_max(dev);
- if (ret < 0 && ret != -EOPNOTSUPP)
+ if (linkstate_sqi_critical_error(ret))
goto out;
data->sqi_max = ret;
@@ -136,11 +151,10 @@ static int linkstate_reply_size(const struct ethnl_req_info *req_base,
len = nla_total_size(sizeof(u8)) /* LINKSTATE_LINK */
+ 0;
- if (data->sqi != -EOPNOTSUPP)
- len += nla_total_size(sizeof(u32));
-
- if (data->sqi_max != -EOPNOTSUPP)
- len += nla_total_size(sizeof(u32));
+ if (linkstate_sqi_valid(data)) {
+ len += nla_total_size(sizeof(u32)); /* LINKSTATE_SQI */
+ len += nla_total_size(sizeof(u32)); /* LINKSTATE_SQI_MAX */
+ }
if (data->link_ext_state_provided)
len += nla_total_size(sizeof(u8)); /* LINKSTATE_EXT_STATE */
@@ -164,13 +178,14 @@ static int linkstate_fill_reply(struct sk_buff *skb,
nla_put_u8(skb, ETHTOOL_A_LINKSTATE_LINK, !!data->link))
return -EMSGSIZE;
- if (data->sqi != -EOPNOTSUPP &&
- nla_put_u32(skb, ETHTOOL_A_LINKSTATE_SQI, data->sqi))
- return -EMSGSIZE;
+ if (linkstate_sqi_valid(data)) {
+ if (nla_put_u32(skb, ETHTOOL_A_LINKSTATE_SQI, data->sqi))
+ return -EMSGSIZE;
- if (data->sqi_max != -EOPNOTSUPP &&
- nla_put_u32(skb, ETHTOOL_A_LINKSTATE_SQI_MAX, data->sqi_max))
- return -EMSGSIZE;
+ if (nla_put_u32(skb, ETHTOOL_A_LINKSTATE_SQI_MAX,
+ data->sqi_max))
+ return -EMSGSIZE;
+ }
if (data->link_ext_state_provided) {
if (nla_put_u8(skb, ETHTOOL_A_LINKSTATE_EXT_STATE,
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 2621c262f182..b9133c0972d3 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -2106,8 +2106,16 @@ void tcp_clear_retrans(struct tcp_sock *tp)
static inline void tcp_init_undo(struct tcp_sock *tp)
{
tp->undo_marker = tp->snd_una;
+
/* Retransmission still in flight may cause DSACKs later. */
- tp->undo_retrans = tp->retrans_out ? : -1;
+ /* First, account for regular retransmits in flight: */
+ tp->undo_retrans = tp->retrans_out;
+ /* Next, account for TLP retransmits in flight: */
+ if (tp->tlp_high_seq && tp->tlp_retrans)
+ tp->undo_retrans++;
+ /* Finally, avoid 0, because undo_retrans==0 means "can undo now": */
+ if (!tp->undo_retrans)
+ tp->undo_retrans = -1;
}
static bool tcp_is_rack(const struct sock *sk)
@@ -2186,6 +2194,7 @@ void tcp_enter_loss(struct sock *sk)
tcp_set_ca_state(sk, TCP_CA_Loss);
tp->high_seq = tp->snd_nxt;
+ tp->tlp_high_seq = 0;
tcp_ecn_queue_cwr(tp);
/* F-RTO RFC5682 sec 3.1 step 1: retransmit SND.UNA if no previous
diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c
index 984ab4a0421e..87ebe958a642 100644
--- a/net/ipv4/tcp_timer.c
+++ b/net/ipv4/tcp_timer.c
@@ -457,17 +457,34 @@ static void tcp_fastopen_synack_timer(struct sock *sk, struct request_sock *req)
static bool tcp_rtx_probe0_timed_out(const struct sock *sk,
const struct sk_buff *skb)
{
+ const struct inet_connection_sock *icsk = inet_csk(sk);
+ u32 user_timeout = READ_ONCE(icsk->icsk_user_timeout);
const struct tcp_sock *tp = tcp_sk(sk);
- const int timeout = TCP_RTO_MAX * 2;
- u32 rcv_delta, rtx_delta;
-
- rcv_delta = inet_csk(sk)->icsk_timeout - tp->rcv_tstamp;
- if (rcv_delta <= timeout)
- return false;
+ int timeout = TCP_RTO_MAX * 2;
+ u32 rtx_delta;
+ s32 rcv_delta;
rtx_delta = (u32)msecs_to_jiffies(tcp_time_stamp(tp) -
(tp->retrans_stamp ?: tcp_skb_timestamp(skb)));
+ if (user_timeout) {
+ /* If user application specified a TCP_USER_TIMEOUT,
+ * it does not want win 0 packets to 'reset the timer'
+ * while retransmits are not making progress.
+ */
+ if (rtx_delta > user_timeout)
+ return true;
+ timeout = min_t(u32, timeout, msecs_to_jiffies(user_timeout));
+ }
+
+ /* Note: timer interrupt might have been delayed by at least one jiffy,
+ * and tp->rcv_tstamp might very well have been written recently.
+ * rcv_delta can thus be negative.
+ */
+ rcv_delta = icsk->icsk_timeout - tp->rcv_tstamp;
+ if (rcv_delta <= timeout)
+ return false;
+
return rtx_delta > timeout;
}
@@ -509,8 +526,6 @@ void tcp_retransmit_timer(struct sock *sk)
if (WARN_ON_ONCE(!skb))
return;
- tp->tlp_high_seq = 0;
-
if (!tp->snd_wnd && !sock_flag(sk, SOCK_DEAD) &&
!((1 << sk->sk_state) & (TCPF_SYN_SENT | TCPF_SYN_RECV))) {
/* Receiver dastardly shrinks window. Our retransmits
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 16ca211c8619..73fb814460b6 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -326,6 +326,8 @@ int udp_lib_get_port(struct sock *sk, unsigned short snum,
goto fail_unlock;
}
+ sock_set_flag(sk, SOCK_RCU_FREE);
+
sk_add_node_rcu(sk, &hslot->head);
hslot->count++;
sock_prot_inuse_add(sock_net(sk), sk->sk_prot, 1);
@@ -342,7 +344,7 @@ int udp_lib_get_port(struct sock *sk, unsigned short snum,
hslot2->count++;
spin_unlock(&hslot2->lock);
}
- sock_set_flag(sk, SOCK_RCU_FREE);
+
error = 0;
fail_unlock:
spin_unlock_bh(&hslot->lock);
diff --git a/net/sched/act_ct.c b/net/sched/act_ct.c
index 1bd86868726b..3ac19516ed80 100644
--- a/net/sched/act_ct.c
+++ b/net/sched/act_ct.c
@@ -1073,6 +1073,14 @@ TC_INDIRECT_SCOPE int tcf_ct_act(struct sk_buff *skb, const struct tc_action *a,
*/
if (nf_conntrack_confirm(skb) != NF_ACCEPT)
goto drop;
+
+ /* The ct may be dropped if a clash has been resolved,
+ * so it's necessary to retrieve it from skb again to
+ * prevent UAF.
+ */
+ ct = nf_ct_get(skb, &ctinfo);
+ if (!ct)
+ skip_add = true;
}
if (!skip_add)
diff --git a/net/sched/sch_ingress.c b/net/sched/sch_ingress.c
index a463a63192c3..8dde3548dc11 100644
--- a/net/sched/sch_ingress.c
+++ b/net/sched/sch_ingress.c
@@ -91,7 +91,7 @@ static int ingress_init(struct Qdisc *sch, struct nlattr *opt,
entry = tcx_entry_fetch_or_create(dev, true, &created);
if (!entry)
return -ENOMEM;
- tcx_miniq_set_active(entry, true);
+ tcx_miniq_inc(entry);
mini_qdisc_pair_init(&q->miniqp, sch, &tcx_entry(entry)->miniq);
if (created)
tcx_entry_update(dev, entry, true);
@@ -121,7 +121,7 @@ static void ingress_destroy(struct Qdisc *sch)
tcf_block_put_ext(q->block, sch, &q->block_info);
if (entry) {
- tcx_miniq_set_active(entry, false);
+ tcx_miniq_dec(entry);
if (!tcx_entry_is_active(entry)) {
tcx_entry_update(dev, NULL, true);
tcx_entry_free(entry);
@@ -256,7 +256,7 @@ static int clsact_init(struct Qdisc *sch, struct nlattr *opt,
entry = tcx_entry_fetch_or_create(dev, true, &created);
if (!entry)
return -ENOMEM;
- tcx_miniq_set_active(entry, true);
+ tcx_miniq_inc(entry);
mini_qdisc_pair_init(&q->miniqp_ingress, sch, &tcx_entry(entry)->miniq);
if (created)
tcx_entry_update(dev, entry, true);
@@ -275,7 +275,7 @@ static int clsact_init(struct Qdisc *sch, struct nlattr *opt,
entry = tcx_entry_fetch_or_create(dev, false, &created);
if (!entry)
return -ENOMEM;
- tcx_miniq_set_active(entry, true);
+ tcx_miniq_inc(entry);
mini_qdisc_pair_init(&q->miniqp_egress, sch, &tcx_entry(entry)->miniq);
if (created)
tcx_entry_update(dev, entry, false);
@@ -301,7 +301,7 @@ static void clsact_destroy(struct Qdisc *sch)
tcf_block_put_ext(q->egress_block, sch, &q->egress_block_info);
if (ingress_entry) {
- tcx_miniq_set_active(ingress_entry, false);
+ tcx_miniq_dec(ingress_entry);
if (!tcx_entry_is_active(ingress_entry)) {
tcx_entry_update(dev, NULL, true);
tcx_entry_free(ingress_entry);
@@ -309,7 +309,7 @@ static void clsact_destroy(struct Qdisc *sch)
}
if (egress_entry) {
- tcx_miniq_set_active(egress_entry, false);
+ tcx_miniq_dec(egress_entry);
if (!tcx_entry_is_active(egress_entry)) {
tcx_entry_update(dev, NULL, false);
tcx_entry_free(egress_entry);
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index c3007f3e16f8..c1fe2a6ea797 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -2422,6 +2422,13 @@ static void xs_tcp_setup_socket(struct work_struct *work)
transport->srcport = 0;
status = -EAGAIN;
break;
+ case -EPERM:
+ /* Happens, for instance, if a BPF program is preventing
+ * the connect. Remap the error so upper layers can better
+ * deal with it.
+ */
+ status = -ECONNREFUSED;
+ fallthrough;
case -EINVAL:
/* Happens, for instance, if the user specified a link
* local IPv6 address without a scope-id.
diff --git a/scripts/ld-version.sh b/scripts/ld-version.sh
index a78b804b680c..b9513d224476 100755
--- a/scripts/ld-version.sh
+++ b/scripts/ld-version.sh
@@ -57,9 +57,11 @@ else
fi
fi
-# Some distributions append a package release number, as in 2.34-4.fc32
-# Trim the hyphen and any characters that follow.
-version=${version%-*}
+# There may be something after the version, such as a distribution's package
+# release number (like Fedora's "2.34-4.fc32") or punctuation (like LLD briefly
+# added before the "compatible with GNU linkers" string), so remove everything
+# after just numbers and periods.
+version=${version%%[!0-9.]*}
cversion=$(get_canonical_version $version)
min_cversion=$(get_canonical_version $min_version)
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index fed3f59d7bd6..7743cb31b6e0 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -9817,6 +9817,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x103c, 0x83b9, "HP Spectre x360", ALC269_FIXUP_HP_MUTE_LED_MIC3),
SND_PCI_QUIRK(0x103c, 0x841c, "HP Pavilion 15-CK0xx", ALC269_FIXUP_HP_MUTE_LED_MIC3),
SND_PCI_QUIRK(0x103c, 0x8497, "HP Envy x360", ALC269_FIXUP_HP_MUTE_LED_MIC3),
+ SND_PCI_QUIRK(0x103c, 0x84a6, "HP 250 G7 Notebook PC", ALC269_FIXUP_HP_LINE1_MIC1_LED),
SND_PCI_QUIRK(0x103c, 0x84ae, "HP 15-db0403ng", ALC236_FIXUP_HP_MUTE_LED_COEFBIT2),
SND_PCI_QUIRK(0x103c, 0x84da, "HP OMEN dc0019-ur", ALC295_FIXUP_HP_OMEN),
SND_PCI_QUIRK(0x103c, 0x84e7, "HP Pavilion 15", ALC269_FIXUP_HP_MUTE_LED_MIC3),
@@ -10086,6 +10087,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x10cf, 0x1845, "Lifebook U904", ALC269_FIXUP_LIFEBOOK_EXTMIC),
SND_PCI_QUIRK(0x10ec, 0x10f2, "Intel Reference board", ALC700_FIXUP_INTEL_REFERENCE),
SND_PCI_QUIRK(0x10ec, 0x118c, "Medion EE4254 MD62100", ALC256_FIXUP_MEDION_HEADSET_NO_PRESENCE),
+ SND_PCI_QUIRK(0x10ec, 0x11bc, "VAIO VJFE-IL", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
SND_PCI_QUIRK(0x10ec, 0x1230, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
SND_PCI_QUIRK(0x10ec, 0x124c, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
SND_PCI_QUIRK(0x10ec, 0x1252, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
@@ -10182,6 +10184,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1558, 0xa600, "Clevo NL50NU", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0xa650, "Clevo NP[567]0SN[CD]", ALC256_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0xa671, "Clevo NP70SN[CDE]", ALC256_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
+ SND_PCI_QUIRK(0x1558, 0xa763, "Clevo V54x_6x_TU", ALC256_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0xb018, "Clevo NP50D[BE]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0xb019, "Clevo NH77D[BE]Q", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1558, 0xb022, "Clevo NH77D[DC][QW]", ALC293_FIXUP_SYSTEM76_MIC_NO_PRESENCE),
@@ -10338,6 +10341,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1d72, 0x1901, "RedmiBook 14", ALC256_FIXUP_ASUS_HEADSET_MIC),
SND_PCI_QUIRK(0x1d72, 0x1945, "Redmi G", ALC256_FIXUP_ASUS_HEADSET_MIC),
SND_PCI_QUIRK(0x1d72, 0x1947, "RedmiBook Air", ALC255_FIXUP_XIAOMI_HEADSET_MIC),
+ SND_PCI_QUIRK(0x2782, 0x0214, "VAIO VJFE-CL", ALC269_FIXUP_LIMIT_INT_MIC_BOOST),
SND_PCI_QUIRK(0x2782, 0x0232, "CHUWI CoreBook XPro", ALC269VB_FIXUP_CHUWI_COREBOOK_XPRO),
SND_PCI_QUIRK(0x2782, 0x1707, "Vaio VJFE-ADL", ALC298_FIXUP_SPK_VOLUME),
SND_PCI_QUIRK(0x8086, 0x2074, "Intel NUC 8", ALC233_FIXUP_INTEL_NUC8_DMIC),
diff --git a/sound/soc/sof/intel/hda-dai.c b/sound/soc/sof/intel/hda-dai.c
index f3cefd866081..19ec1a45737e 100644
--- a/sound/soc/sof/intel/hda-dai.c
+++ b/sound/soc/sof/intel/hda-dai.c
@@ -534,12 +534,6 @@ static int hda_dai_suspend(struct hdac_bus *bus)
sdai = swidget->private;
ops = sdai->platform_private;
- ret = hda_link_dma_cleanup(hext_stream->link_substream,
- hext_stream,
- cpu_dai);
- if (ret < 0)
- return ret;
-
/* for consistency with TRIGGER_SUSPEND */
if (ops->post_trigger) {
ret = ops->post_trigger(sdev, cpu_dai,
@@ -548,6 +542,12 @@ static int hda_dai_suspend(struct hdac_bus *bus)
if (ret < 0)
return ret;
}
+
+ ret = hda_link_dma_cleanup(hext_stream->link_substream,
+ hext_stream,
+ cpu_dai);
+ if (ret < 0)
+ return ret;
}
}
diff --git a/tools/testing/selftests/net/gro.c b/tools/testing/selftests/net/gro.c
index b204df4f3332..30024d0ed373 100644
--- a/tools/testing/selftests/net/gro.c
+++ b/tools/testing/selftests/net/gro.c
@@ -113,9 +113,6 @@ static void setup_sock_filter(int fd)
next_off = offsetof(struct ipv6hdr, nexthdr);
ipproto_off = ETH_HLEN + next_off;
- /* Overridden later if exthdrs are used: */
- opt_ipproto_off = ipproto_off;
-
if (strcmp(testname, "ip") == 0) {
if (proto == PF_INET)
optlen = sizeof(struct ip_timestamp);
diff --git a/tools/testing/selftests/wireguard/qemu/Makefile b/tools/testing/selftests/wireguard/qemu/Makefile
index e95bd56b332f..35856b11c143 100644
--- a/tools/testing/selftests/wireguard/qemu/Makefile
+++ b/tools/testing/selftests/wireguard/qemu/Makefile
@@ -109,9 +109,9 @@ KERNEL_ARCH := x86_64
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/x86/boot/bzImage
QEMU_VPORT_RESULT := virtio-serial-device
ifeq ($(HOST_ARCH),$(ARCH))
-QEMU_MACHINE := -cpu host -machine microvm,accel=kvm,pit=off,pic=off,rtc=off -no-acpi
+QEMU_MACHINE := -cpu host -machine microvm,accel=kvm,pit=off,pic=off,rtc=off,acpi=off
else
-QEMU_MACHINE := -cpu max -machine microvm -no-acpi
+QEMU_MACHINE := -cpu max -machine microvm,acpi=off
endif
else ifeq ($(ARCH),i686)
CHOST := i686-linux-musl
@@ -120,9 +120,9 @@ KERNEL_ARCH := x86
KERNEL_BZIMAGE := $(KERNEL_BUILD_PATH)/arch/x86/boot/bzImage
QEMU_VPORT_RESULT := virtio-serial-device
ifeq ($(subst x86_64,i686,$(HOST_ARCH)),$(ARCH))
-QEMU_MACHINE := -cpu host -machine microvm,accel=kvm,pit=off,pic=off,rtc=off -no-acpi
+QEMU_MACHINE := -cpu host -machine microvm,accel=kvm,pit=off,pic=off,rtc=off,acpi=off
else
-QEMU_MACHINE := -cpu coreduo -machine microvm -no-acpi
+QEMU_MACHINE := -cpu coreduo -machine microvm,acpi=off
endif
else ifeq ($(ARCH),mips64)
CHOST := mips64-linux-musl
Powered by blists - more mailing lists