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Message-Id: <165346472313465@kroah.com>
Date: Wed, 25 May 2022 09:45:24 +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 5.10.118
diff --git a/Documentation/arm64/silicon-errata.rst b/Documentation/arm64/silicon-errata.rst
index 719510247292..f01eed0ee23a 100644
--- a/Documentation/arm64/silicon-errata.rst
+++ b/Documentation/arm64/silicon-errata.rst
@@ -160,6 +160,9 @@ stable kernels.
+----------------+-----------------+-----------------+-----------------------------+
| Qualcomm Tech. | Kryo4xx Silver | N/A | ARM64_ERRATUM_1024718 |
+----------------+-----------------+-----------------+-----------------------------+
+| Qualcomm Tech. | Kryo4xx Gold | N/A | ARM64_ERRATUM_1286807 |
++----------------+-----------------+-----------------+-----------------------------+
+
+----------------+-----------------+-----------------+-----------------------------+
| Fujitsu | A64FX | E#010001 | FUJITSU_ERRATUM_010001 |
+----------------+-----------------+-----------------+-----------------------------+
diff --git a/Documentation/core-api/dma-attributes.rst b/Documentation/core-api/dma-attributes.rst
index 17706dc91ec9..1887d92e8e92 100644
--- a/Documentation/core-api/dma-attributes.rst
+++ b/Documentation/core-api/dma-attributes.rst
@@ -130,11 +130,3 @@ accesses to DMA buffers in both privileged "supervisor" and unprivileged
subsystem that the buffer is fully accessible at the elevated privilege
level (and ideally inaccessible or at least read-only at the
lesser-privileged levels).
-
-DMA_ATTR_OVERWRITE
-------------------
-
-This is a hint to the DMA-mapping subsystem that the device is expected to
-overwrite the entire mapped size, thus the caller does not require any of the
-previous buffer contents to be preserved. This allows bounce-buffering
-implementations to optimise DMA_FROM_DEVICE transfers.
diff --git a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2600-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2600-pinctrl.yaml
index c78ab7e2eee7..fa83c69820f8 100644
--- a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2600-pinctrl.yaml
+++ b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2600-pinctrl.yaml
@@ -58,7 +58,7 @@ patternProperties:
$ref: "/schemas/types.yaml#/definitions/string"
enum: [ ADC0, ADC1, ADC10, ADC11, ADC12, ADC13, ADC14, ADC15, ADC2,
ADC3, ADC4, ADC5, ADC6, ADC7, ADC8, ADC9, BMCINT, EMMCG1, EMMCG4,
- EMMCG8, ESPI, ESPIALT, FSI1, FSI2, FWSPIABR, FWSPID, FWQSPID, FWSPIWP,
+ EMMCG8, ESPI, ESPIALT, FSI1, FSI2, FWSPIABR, FWSPID, FWSPIWP,
GPIT0, GPIT1, GPIT2, GPIT3, GPIT4, GPIT5, GPIT6, GPIT7, GPIU0, GPIU1,
GPIU2, GPIU3, GPIU4, GPIU5, GPIU6, GPIU7, HVI3C3, HVI3C4, I2C1, I2C10,
I2C11, I2C12, I2C13, I2C14, I2C15, I2C16, I2C2, I2C3, I2C4, I2C5,
diff --git a/Makefile b/Makefile
index 8f611d79d5e1..f9210e43121d 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 10
-SUBLEVEL = 117
+SUBLEVEL = 118
EXTRAVERSION =
NAME = Dare mighty things
diff --git a/arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi b/arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi
index a362714ae9fc..1ef89dd55d92 100644
--- a/arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi
+++ b/arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi
@@ -117,11 +117,6 @@ pinctrl_fwspid_default: fwspid_default {
groups = "FWSPID";
};
- pinctrl_fwqspid_default: fwqspid_default {
- function = "FWSPID";
- groups = "FWQSPID";
- };
-
pinctrl_fwspiwp_default: fwspiwp_default {
function = "FWSPIWP";
groups = "FWSPIWP";
@@ -653,12 +648,12 @@ pinctrl_pwm9g1_default: pwm9g1_default {
};
pinctrl_qspi1_default: qspi1_default {
- function = "QSPI1";
+ function = "SPI1";
groups = "QSPI1";
};
pinctrl_qspi2_default: qspi2_default {
- function = "QSPI2";
+ function = "SPI2";
groups = "QSPI2";
};
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index c3ebe3584103..030351d169aa 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -1043,7 +1043,7 @@ vector_bhb_loop8_\name:
@ bhb workaround
mov r0, #8
-3: b . + 4
+3: W(b) . + 4
subs r0, r0, #1
bne 3b
dsb
diff --git a/arch/arm/kernel/stacktrace.c b/arch/arm/kernel/stacktrace.c
index db798eac7431..824774999825 100644
--- a/arch/arm/kernel/stacktrace.c
+++ b/arch/arm/kernel/stacktrace.c
@@ -53,17 +53,17 @@ int notrace unwind_frame(struct stackframe *frame)
return -EINVAL;
frame->sp = frame->fp;
- frame->fp = *(unsigned long *)(fp);
- frame->pc = *(unsigned long *)(fp + 4);
+ frame->fp = READ_ONCE_NOCHECK(*(unsigned long *)(fp));
+ frame->pc = READ_ONCE_NOCHECK(*(unsigned long *)(fp + 4));
#else
/* check current frame pointer is within bounds */
if (fp < low + 12 || fp > high - 4)
return -EINVAL;
/* restore the registers from the stack frame */
- frame->fp = *(unsigned long *)(fp - 12);
- frame->sp = *(unsigned long *)(fp - 8);
- frame->pc = *(unsigned long *)(fp - 4);
+ frame->fp = READ_ONCE_NOCHECK(*(unsigned long *)(fp - 12));
+ frame->sp = READ_ONCE_NOCHECK(*(unsigned long *)(fp - 8));
+ frame->pc = READ_ONCE_NOCHECK(*(unsigned long *)(fp - 4));
#endif
return 0;
diff --git a/arch/arm/mm/proc-v7-bugs.c b/arch/arm/mm/proc-v7-bugs.c
index 06dbfb968182..fb9f3eb6bf48 100644
--- a/arch/arm/mm/proc-v7-bugs.c
+++ b/arch/arm/mm/proc-v7-bugs.c
@@ -288,6 +288,7 @@ void cpu_v7_ca15_ibe(void)
{
if (check_spectre_auxcr(this_cpu_ptr(&spectre_warned), BIT(0)))
cpu_v7_spectre_v2_init();
+ cpu_v7_spectre_bhb_init();
}
void cpu_v7_bugs_init(void)
diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c
index 533559c7d2b3..ca42d58e8c82 100644
--- a/arch/arm64/kernel/cpu_errata.c
+++ b/arch/arm64/kernel/cpu_errata.c
@@ -220,6 +220,8 @@ static const struct arm64_cpu_capabilities arm64_repeat_tlbi_list[] = {
#ifdef CONFIG_ARM64_ERRATUM_1286807
{
ERRATA_MIDR_RANGE(MIDR_CORTEX_A76, 0, 0, 3, 0),
+ /* Kryo4xx Gold (rcpe to rfpe) => (r0p0 to r3p0) */
+ ERRATA_MIDR_RANGE(MIDR_QCOM_KRYO_4XX_GOLD, 0xc, 0xe, 0xf, 0xe),
},
#endif
{},
diff --git a/arch/arm64/kernel/mte.c b/arch/arm64/kernel/mte.c
index 7a66a7d9c1ff..4a069f85bd91 100644
--- a/arch/arm64/kernel/mte.c
+++ b/arch/arm64/kernel/mte.c
@@ -45,6 +45,9 @@ void mte_sync_tags(pte_t *ptep, pte_t pte)
if (!test_and_set_bit(PG_mte_tagged, &page->flags))
mte_sync_page_tags(page, ptep, check_swap);
}
+
+ /* ensure the tags are visible before the PTE is set */
+ smp_wmb();
}
int memcmp_pages(struct page *page1, struct page *page2)
diff --git a/arch/arm64/kernel/paravirt.c b/arch/arm64/kernel/paravirt.c
index c07d7a034941..69ec670bcc70 100644
--- a/arch/arm64/kernel/paravirt.c
+++ b/arch/arm64/kernel/paravirt.c
@@ -30,7 +30,7 @@ struct paravirt_patch_template pv_ops;
EXPORT_SYMBOL_GPL(pv_ops);
struct pv_time_stolen_time_region {
- struct pvclock_vcpu_stolen_time *kaddr;
+ struct pvclock_vcpu_stolen_time __rcu *kaddr;
};
static DEFINE_PER_CPU(struct pv_time_stolen_time_region, stolen_time_region);
@@ -47,7 +47,9 @@ early_param("no-steal-acc", parse_no_stealacc);
/* return stolen time in ns by asking the hypervisor */
static u64 pv_steal_clock(int cpu)
{
+ struct pvclock_vcpu_stolen_time *kaddr = NULL;
struct pv_time_stolen_time_region *reg;
+ u64 ret = 0;
reg = per_cpu_ptr(&stolen_time_region, cpu);
@@ -56,28 +58,37 @@ static u64 pv_steal_clock(int cpu)
* online notification callback runs. Until the callback
* has run we just return zero.
*/
- if (!reg->kaddr)
+ rcu_read_lock();
+ kaddr = rcu_dereference(reg->kaddr);
+ if (!kaddr) {
+ rcu_read_unlock();
return 0;
+ }
- return le64_to_cpu(READ_ONCE(reg->kaddr->stolen_time));
+ ret = le64_to_cpu(READ_ONCE(kaddr->stolen_time));
+ rcu_read_unlock();
+ return ret;
}
static int stolen_time_cpu_down_prepare(unsigned int cpu)
{
+ struct pvclock_vcpu_stolen_time *kaddr = NULL;
struct pv_time_stolen_time_region *reg;
reg = this_cpu_ptr(&stolen_time_region);
if (!reg->kaddr)
return 0;
- memunmap(reg->kaddr);
- memset(reg, 0, sizeof(*reg));
+ kaddr = rcu_replace_pointer(reg->kaddr, NULL, true);
+ synchronize_rcu();
+ memunmap(kaddr);
return 0;
}
static int stolen_time_cpu_online(unsigned int cpu)
{
+ struct pvclock_vcpu_stolen_time *kaddr = NULL;
struct pv_time_stolen_time_region *reg;
struct arm_smccc_res res;
@@ -88,17 +99,19 @@ static int stolen_time_cpu_online(unsigned int cpu)
if (res.a0 == SMCCC_RET_NOT_SUPPORTED)
return -EINVAL;
- reg->kaddr = memremap(res.a0,
+ kaddr = memremap(res.a0,
sizeof(struct pvclock_vcpu_stolen_time),
MEMREMAP_WB);
+ rcu_assign_pointer(reg->kaddr, kaddr);
+
if (!reg->kaddr) {
pr_warn("Failed to map stolen time data structure\n");
return -ENOMEM;
}
- if (le32_to_cpu(reg->kaddr->revision) != 0 ||
- le32_to_cpu(reg->kaddr->attributes) != 0) {
+ if (le32_to_cpu(kaddr->revision) != 0 ||
+ le32_to_cpu(kaddr->attributes) != 0) {
pr_warn_once("Unexpected revision or attributes in stolen time data\n");
return -ENXIO;
}
diff --git a/arch/mips/lantiq/falcon/sysctrl.c b/arch/mips/lantiq/falcon/sysctrl.c
index 42222f849bd2..446a2536999b 100644
--- a/arch/mips/lantiq/falcon/sysctrl.c
+++ b/arch/mips/lantiq/falcon/sysctrl.c
@@ -167,6 +167,8 @@ static inline void clkdev_add_sys(const char *dev, unsigned int module,
{
struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
+ if (!clk)
+ return;
clk->cl.dev_id = dev;
clk->cl.con_id = NULL;
clk->cl.clk = clk;
diff --git a/arch/mips/lantiq/xway/gptu.c b/arch/mips/lantiq/xway/gptu.c
index 3d5683e75cf1..200fe9ff641d 100644
--- a/arch/mips/lantiq/xway/gptu.c
+++ b/arch/mips/lantiq/xway/gptu.c
@@ -122,6 +122,8 @@ static inline void clkdev_add_gptu(struct device *dev, const char *con,
{
struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
+ if (!clk)
+ return;
clk->cl.dev_id = dev_name(dev);
clk->cl.con_id = con;
clk->cl.clk = clk;
diff --git a/arch/mips/lantiq/xway/sysctrl.c b/arch/mips/lantiq/xway/sysctrl.c
index 917fac1636b7..084f6caba5f2 100644
--- a/arch/mips/lantiq/xway/sysctrl.c
+++ b/arch/mips/lantiq/xway/sysctrl.c
@@ -315,6 +315,8 @@ static void clkdev_add_pmu(const char *dev, const char *con, bool deactivate,
{
struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
+ if (!clk)
+ return;
clk->cl.dev_id = dev;
clk->cl.con_id = con;
clk->cl.clk = clk;
@@ -338,6 +340,8 @@ static void clkdev_add_cgu(const char *dev, const char *con,
{
struct clk *clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
+ if (!clk)
+ return;
clk->cl.dev_id = dev;
clk->cl.con_id = con;
clk->cl.clk = clk;
@@ -356,24 +360,28 @@ static void clkdev_add_pci(void)
struct clk *clk_ext = kzalloc(sizeof(struct clk), GFP_KERNEL);
/* main pci clock */
- clk->cl.dev_id = "17000000.pci";
- clk->cl.con_id = NULL;
- clk->cl.clk = clk;
- clk->rate = CLOCK_33M;
- clk->rates = valid_pci_rates;
- clk->enable = pci_enable;
- clk->disable = pmu_disable;
- clk->module = 0;
- clk->bits = PMU_PCI;
- clkdev_add(&clk->cl);
+ if (clk) {
+ clk->cl.dev_id = "17000000.pci";
+ clk->cl.con_id = NULL;
+ clk->cl.clk = clk;
+ clk->rate = CLOCK_33M;
+ clk->rates = valid_pci_rates;
+ clk->enable = pci_enable;
+ clk->disable = pmu_disable;
+ clk->module = 0;
+ clk->bits = PMU_PCI;
+ clkdev_add(&clk->cl);
+ }
/* use internal/external bus clock */
- clk_ext->cl.dev_id = "17000000.pci";
- clk_ext->cl.con_id = "external";
- clk_ext->cl.clk = clk_ext;
- clk_ext->enable = pci_ext_enable;
- clk_ext->disable = pci_ext_disable;
- clkdev_add(&clk_ext->cl);
+ if (clk_ext) {
+ clk_ext->cl.dev_id = "17000000.pci";
+ clk_ext->cl.con_id = "external";
+ clk_ext->cl.clk = clk_ext;
+ clk_ext->enable = pci_ext_enable;
+ clk_ext->disable = pci_ext_disable;
+ clkdev_add(&clk_ext->cl);
+ }
}
/* xway socs can generate clocks on gpio pins */
@@ -393,9 +401,15 @@ static void clkdev_add_clkout(void)
char *name;
name = kzalloc(sizeof("clkout0"), GFP_KERNEL);
+ if (!name)
+ continue;
sprintf(name, "clkout%d", i);
clk = kzalloc(sizeof(struct clk), GFP_KERNEL);
+ if (!clk) {
+ kfree(name);
+ continue;
+ }
clk->cl.dev_id = "1f103000.cgu";
clk->cl.con_id = name;
clk->cl.clk = clk;
diff --git a/arch/riscv/boot/dts/sifive/fu540-c000.dtsi b/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
index 7db861053483..64c06c9b41dc 100644
--- a/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
+++ b/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
@@ -166,7 +166,7 @@ uart0: serial@...10000 {
clocks = <&prci PRCI_CLK_TLCLK>;
status = "disabled";
};
- dma: dma@...0000 {
+ dma: dma-controller@...0000 {
compatible = "sifive,fu540-c000-pdma";
reg = <0x0 0x3000000 0x0 0x8000>;
interrupt-parent = <&plic0>;
diff --git a/arch/s390/pci/pci.c b/arch/s390/pci/pci.c
index e14e4a3a647a..74799439b259 100644
--- a/arch/s390/pci/pci.c
+++ b/arch/s390/pci/pci.c
@@ -69,6 +69,7 @@ struct zpci_dev *get_zdev_by_fid(u32 fid)
list_for_each_entry(tmp, &zpci_list, entry) {
if (tmp->fid == fid) {
zdev = tmp;
+ zpci_zdev_get(zdev);
break;
}
}
diff --git a/arch/s390/pci/pci_bus.h b/arch/s390/pci/pci_bus.h
index 55c9488e504c..8d2fcd091ca7 100644
--- a/arch/s390/pci/pci_bus.h
+++ b/arch/s390/pci/pci_bus.h
@@ -13,7 +13,8 @@ void zpci_bus_device_unregister(struct zpci_dev *zdev);
void zpci_release_device(struct kref *kref);
static inline void zpci_zdev_put(struct zpci_dev *zdev)
{
- kref_put(&zdev->kref, zpci_release_device);
+ if (zdev)
+ kref_put(&zdev->kref, zpci_release_device);
}
static inline void zpci_zdev_get(struct zpci_dev *zdev)
diff --git a/arch/s390/pci/pci_clp.c b/arch/s390/pci/pci_clp.c
index 0a0e8b8293be..d1a5c80a41cb 100644
--- a/arch/s390/pci/pci_clp.c
+++ b/arch/s390/pci/pci_clp.c
@@ -22,6 +22,8 @@
#include <asm/clp.h>
#include <uapi/asm/clp.h>
+#include "pci_bus.h"
+
bool zpci_unique_uid;
void update_uid_checking(bool new)
@@ -372,8 +374,11 @@ static void __clp_add(struct clp_fh_list_entry *entry, void *data)
return;
zdev = get_zdev_by_fid(entry->fid);
- if (!zdev)
- zpci_create_device(entry->fid, entry->fh, entry->config_state);
+ if (zdev) {
+ zpci_zdev_put(zdev);
+ return;
+ }
+ zpci_create_device(entry->fid, entry->fh, entry->config_state);
}
int clp_scan_pci_devices(void)
diff --git a/arch/s390/pci/pci_event.c b/arch/s390/pci/pci_event.c
index b7cfde7e80a8..6ced44b5be8a 100644
--- a/arch/s390/pci/pci_event.c
+++ b/arch/s390/pci/pci_event.c
@@ -61,10 +61,12 @@ static void __zpci_event_error(struct zpci_ccdf_err *ccdf)
pdev ? pci_name(pdev) : "n/a", ccdf->pec, ccdf->fid);
if (!pdev)
- return;
+ goto no_pdev;
pdev->error_state = pci_channel_io_perm_failure;
pci_dev_put(pdev);
+no_pdev:
+ zpci_zdev_put(zdev);
}
void zpci_event_error(void *data)
@@ -76,6 +78,7 @@ void zpci_event_error(void *data)
static void __zpci_event_availability(struct zpci_ccdf_avail *ccdf)
{
struct zpci_dev *zdev = get_zdev_by_fid(ccdf->fid);
+ bool existing_zdev = !!zdev;
enum zpci_state state;
struct pci_dev *pdev;
int ret;
@@ -161,6 +164,8 @@ static void __zpci_event_availability(struct zpci_ccdf_avail *ccdf)
default:
break;
}
+ if (existing_zdev)
+ zpci_zdev_put(zdev);
}
void zpci_event_availability(void *data)
diff --git a/arch/x86/crypto/chacha-avx512vl-x86_64.S b/arch/x86/crypto/chacha-avx512vl-x86_64.S
index bb193fde123a..8713c16c2501 100644
--- a/arch/x86/crypto/chacha-avx512vl-x86_64.S
+++ b/arch/x86/crypto/chacha-avx512vl-x86_64.S
@@ -172,7 +172,7 @@ SYM_FUNC_START(chacha_2block_xor_avx512vl)
# xor remaining bytes from partial register into output
mov %rcx,%rax
and $0xf,%rcx
- jz .Ldone8
+ jz .Ldone2
mov %rax,%r9
and $~0xf,%r9
@@ -438,7 +438,7 @@ SYM_FUNC_START(chacha_4block_xor_avx512vl)
# xor remaining bytes from partial register into output
mov %rcx,%rax
and $0xf,%rcx
- jz .Ldone8
+ jz .Ldone4
mov %rax,%r9
and $~0xf,%r9
diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 70ef5b542681..306268f90455 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -5375,6 +5375,7 @@ static void kvm_zap_obsolete_pages(struct kvm *kvm)
{
struct kvm_mmu_page *sp, *node;
int nr_zapped, batch = 0;
+ bool unstable;
restart:
list_for_each_entry_safe_reverse(sp, node,
@@ -5406,11 +5407,12 @@ static void kvm_zap_obsolete_pages(struct kvm *kvm)
goto restart;
}
- if (__kvm_mmu_prepare_zap_page(kvm, sp,
- &kvm->arch.zapped_obsolete_pages, &nr_zapped)) {
- batch += nr_zapped;
+ unstable = __kvm_mmu_prepare_zap_page(kvm, sp,
+ &kvm->arch.zapped_obsolete_pages, &nr_zapped);
+ batch += nr_zapped;
+
+ if (unstable)
goto restart;
- }
}
/*
diff --git a/arch/x86/um/shared/sysdep/syscalls_64.h b/arch/x86/um/shared/sysdep/syscalls_64.h
index 8a7d5e1da98e..1e6875b4ffd8 100644
--- a/arch/x86/um/shared/sysdep/syscalls_64.h
+++ b/arch/x86/um/shared/sysdep/syscalls_64.h
@@ -10,13 +10,12 @@
#include <linux/msg.h>
#include <linux/shm.h>
-typedef long syscall_handler_t(void);
+typedef long syscall_handler_t(long, long, long, long, long, long);
extern syscall_handler_t *sys_call_table[];
#define EXECUTE_SYSCALL(syscall, regs) \
- (((long (*)(long, long, long, long, long, long)) \
- (*sys_call_table[syscall]))(UPT_SYSCALL_ARG1(®s->regs), \
+ (((*sys_call_table[syscall]))(UPT_SYSCALL_ARG1(®s->regs), \
UPT_SYSCALL_ARG2(®s->regs), \
UPT_SYSCALL_ARG3(®s->regs), \
UPT_SYSCALL_ARG4(®s->regs), \
diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index 65b95aef8dbc..3cdbd81f983f 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -184,7 +184,7 @@ void tl_release(struct drbd_connection *connection, unsigned int barrier_nr,
unsigned int set_size)
{
struct drbd_request *r;
- struct drbd_request *req = NULL;
+ struct drbd_request *req = NULL, *tmp = NULL;
int expect_epoch = 0;
int expect_size = 0;
@@ -238,8 +238,11 @@ void tl_release(struct drbd_connection *connection, unsigned int barrier_nr,
* to catch requests being barrier-acked "unexpectedly".
* It usually should find the same req again, or some READ preceding it. */
list_for_each_entry(req, &connection->transfer_log, tl_requests)
- if (req->epoch == expect_epoch)
+ if (req->epoch == expect_epoch) {
+ tmp = req;
break;
+ }
+ req = list_prepare_entry(tmp, &connection->transfer_log, tl_requests);
list_for_each_entry_safe_from(req, r, &connection->transfer_log, tl_requests) {
if (req->epoch != expect_epoch)
break;
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index c9411fe2f0af..4ef407a33996 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -509,8 +509,8 @@ static unsigned long fdc_busy;
static DECLARE_WAIT_QUEUE_HEAD(fdc_wait);
static DECLARE_WAIT_QUEUE_HEAD(command_done);
-/* Errors during formatting are counted here. */
-static int format_errors;
+/* errors encountered on the current (or last) request */
+static int floppy_errors;
/* Format request descriptor. */
static struct format_descr format_req;
@@ -530,7 +530,6 @@ static struct format_descr format_req;
static char *floppy_track_buffer;
static int max_buffer_sectors;
-static int *errors;
typedef void (*done_f)(int);
static const struct cont_t {
void (*interrupt)(void);
@@ -1455,7 +1454,7 @@ static int interpret_errors(void)
if (drive_params[current_drive].flags & FTD_MSG)
DPRINT("Over/Underrun - retrying\n");
bad = 0;
- } else if (*errors >= drive_params[current_drive].max_errors.reporting) {
+ } else if (floppy_errors >= drive_params[current_drive].max_errors.reporting) {
print_errors();
}
if (reply_buffer[ST2] & ST2_WC || reply_buffer[ST2] & ST2_BC)
@@ -2095,7 +2094,7 @@ static void bad_flp_intr(void)
if (!next_valid_format(current_drive))
return;
}
- err_count = ++(*errors);
+ err_count = ++floppy_errors;
INFBOUND(write_errors[current_drive].badness, err_count);
if (err_count > drive_params[current_drive].max_errors.abort)
cont->done(0);
@@ -2240,9 +2239,8 @@ static int do_format(int drive, struct format_descr *tmp_format_req)
return -EINVAL;
}
format_req = *tmp_format_req;
- format_errors = 0;
cont = &format_cont;
- errors = &format_errors;
+ floppy_errors = 0;
ret = wait_til_done(redo_format, true);
if (ret == -EINTR)
return -EINTR;
@@ -2721,7 +2719,7 @@ static int make_raw_rw_request(void)
*/
if (!direct ||
(indirect * 2 > direct * 3 &&
- *errors < drive_params[current_drive].max_errors.read_track &&
+ floppy_errors < drive_params[current_drive].max_errors.read_track &&
((!probing ||
(drive_params[current_drive].read_track & (1 << drive_state[current_drive].probed_format)))))) {
max_size = blk_rq_sectors(current_req);
@@ -2846,10 +2844,11 @@ static int set_next_request(void)
current_req = list_first_entry_or_null(&floppy_reqs, struct request,
queuelist);
if (current_req) {
- current_req->error_count = 0;
+ floppy_errors = 0;
list_del_init(¤t_req->queuelist);
+ return 1;
}
- return current_req != NULL;
+ return 0;
}
/* Starts or continues processing request. Will automatically unlock the
@@ -2908,7 +2907,6 @@ static void redo_fd_request(void)
_floppy = floppy_type + drive_params[current_drive].autodetect[drive_state[current_drive].probed_format];
} else
probing = 0;
- errors = &(current_req->error_count);
tmp = make_raw_rw_request();
if (tmp < 2) {
request_done(tmp);
diff --git a/drivers/clk/at91/clk-generated.c b/drivers/clk/at91/clk-generated.c
index b656d25a9767..fe772baeb15f 100644
--- a/drivers/clk/at91/clk-generated.c
+++ b/drivers/clk/at91/clk-generated.c
@@ -106,6 +106,10 @@ static void clk_generated_best_diff(struct clk_rate_request *req,
tmp_rate = parent_rate;
else
tmp_rate = parent_rate / div;
+
+ if (tmp_rate < req->min_rate || tmp_rate > req->max_rate)
+ return;
+
tmp_diff = abs(req->rate - tmp_rate);
if (*best_diff < 0 || *best_diff >= tmp_diff) {
diff --git a/drivers/crypto/qcom-rng.c b/drivers/crypto/qcom-rng.c
index 11f30fd48c14..031b5f701a0a 100644
--- a/drivers/crypto/qcom-rng.c
+++ b/drivers/crypto/qcom-rng.c
@@ -65,6 +65,7 @@ static int qcom_rng_read(struct qcom_rng *rng, u8 *data, unsigned int max)
} else {
/* copy only remaining bytes */
memcpy(data, &val, max - currsize);
+ break;
}
} while (currsize < max);
diff --git a/drivers/crypto/stm32/stm32-crc32.c b/drivers/crypto/stm32/stm32-crc32.c
index be1bf39a317d..90a920e7f664 100644
--- a/drivers/crypto/stm32/stm32-crc32.c
+++ b/drivers/crypto/stm32/stm32-crc32.c
@@ -384,8 +384,10 @@ static int stm32_crc_remove(struct platform_device *pdev)
struct stm32_crc *crc = platform_get_drvdata(pdev);
int ret = pm_runtime_get_sync(crc->dev);
- if (ret < 0)
+ if (ret < 0) {
+ pm_runtime_put_noidle(crc->dev);
return ret;
+ }
spin_lock(&crc_list.lock);
list_del(&crc->list);
diff --git a/drivers/gpio/gpio-mvebu.c b/drivers/gpio/gpio-mvebu.c
index ed7c5fc47f52..2ab34a8e6273 100644
--- a/drivers/gpio/gpio-mvebu.c
+++ b/drivers/gpio/gpio-mvebu.c
@@ -700,6 +700,9 @@ static int mvebu_pwm_apply(struct pwm_chip *chip, struct pwm_device *pwm,
unsigned long flags;
unsigned int on, off;
+ if (state->polarity != PWM_POLARITY_NORMAL)
+ return -EINVAL;
+
val = (unsigned long long) mvpwm->clk_rate * state->duty_cycle;
do_div(val, NSEC_PER_SEC);
if (val > UINT_MAX)
diff --git a/drivers/gpio/gpio-vf610.c b/drivers/gpio/gpio-vf610.c
index 58776f2d69ff..1ae612c796ee 100644
--- a/drivers/gpio/gpio-vf610.c
+++ b/drivers/gpio/gpio-vf610.c
@@ -125,9 +125,13 @@ static int vf610_gpio_direction_output(struct gpio_chip *chip, unsigned gpio,
{
struct vf610_gpio_port *port = gpiochip_get_data(chip);
unsigned long mask = BIT(gpio);
+ u32 val;
- if (port->sdata && port->sdata->have_paddr)
- vf610_gpio_writel(mask, port->gpio_base + GPIO_PDDR);
+ if (port->sdata && port->sdata->have_paddr) {
+ val = vf610_gpio_readl(port->gpio_base + GPIO_PDDR);
+ val |= mask;
+ vf610_gpio_writel(val, port->gpio_base + GPIO_PDDR);
+ }
vf610_gpio_set(chip, gpio, value);
diff --git a/drivers/gpu/drm/drm_dp_mst_topology.c b/drivers/gpu/drm/drm_dp_mst_topology.c
index 1f54e9470165..ab423b0413ee 100644
--- a/drivers/gpu/drm/drm_dp_mst_topology.c
+++ b/drivers/gpu/drm/drm_dp_mst_topology.c
@@ -4792,6 +4792,7 @@ static void fetch_monitor_name(struct drm_dp_mst_topology_mgr *mgr,
mst_edid = drm_dp_mst_get_edid(port->connector, mgr, port);
drm_edid_get_monitor_name(mst_edid, name, namelen);
+ kfree(mst_edid);
}
/**
diff --git a/drivers/gpu/drm/i915/display/intel_opregion.c b/drivers/gpu/drm/i915/display/intel_opregion.c
index 6d083b98f6ae..abff2d6cedd1 100644
--- a/drivers/gpu/drm/i915/display/intel_opregion.c
+++ b/drivers/gpu/drm/i915/display/intel_opregion.c
@@ -376,21 +376,6 @@ int intel_opregion_notify_encoder(struct intel_encoder *intel_encoder,
return -EINVAL;
}
- /*
- * The port numbering and mapping here is bizarre. The now-obsolete
- * swsci spec supports ports numbered [0..4]. Port E is handled as a
- * special case, but port F and beyond are not. The functionality is
- * supposed to be obsolete for new platforms. Just bail out if the port
- * number is out of bounds after mapping.
- */
- if (port > 4) {
- drm_dbg_kms(&dev_priv->drm,
- "[ENCODER:%d:%s] port %c (index %u) out of bounds for display power state notification\n",
- intel_encoder->base.base.id, intel_encoder->base.name,
- port_name(intel_encoder->port), port);
- return -EINVAL;
- }
-
if (!enable)
parm |= 4 << 8;
diff --git a/drivers/i2c/busses/i2c-mt7621.c b/drivers/i2c/busses/i2c-mt7621.c
index 45fe4a7fe0c0..901f0fb04fee 100644
--- a/drivers/i2c/busses/i2c-mt7621.c
+++ b/drivers/i2c/busses/i2c-mt7621.c
@@ -304,7 +304,8 @@ static int mtk_i2c_probe(struct platform_device *pdev)
if (i2c->bus_freq == 0) {
dev_warn(i2c->dev, "clock-frequency 0 not supported\n");
- return -EINVAL;
+ ret = -EINVAL;
+ goto err_disable_clk;
}
adap = &i2c->adap;
@@ -322,10 +323,15 @@ static int mtk_i2c_probe(struct platform_device *pdev)
ret = i2c_add_adapter(adap);
if (ret < 0)
- return ret;
+ goto err_disable_clk;
dev_info(&pdev->dev, "clock %u kHz\n", i2c->bus_freq / 1000);
+ return 0;
+
+err_disable_clk:
+ clk_disable_unprepare(i2c->clk);
+
return ret;
}
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 3cfd2c18eebd..49504dcd5dc6 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -47,6 +47,17 @@ static DEFINE_MUTEX(input_mutex);
static const struct input_value input_value_sync = { EV_SYN, SYN_REPORT, 1 };
+static const unsigned int input_max_code[EV_CNT] = {
+ [EV_KEY] = KEY_MAX,
+ [EV_REL] = REL_MAX,
+ [EV_ABS] = ABS_MAX,
+ [EV_MSC] = MSC_MAX,
+ [EV_SW] = SW_MAX,
+ [EV_LED] = LED_MAX,
+ [EV_SND] = SND_MAX,
+ [EV_FF] = FF_MAX,
+};
+
static inline int is_event_supported(unsigned int code,
unsigned long *bm, unsigned int max)
{
@@ -1976,6 +1987,14 @@ EXPORT_SYMBOL(input_get_timestamp);
*/
void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int code)
{
+ if (type < EV_CNT && input_max_code[type] &&
+ code > input_max_code[type]) {
+ pr_err("%s: invalid code %u for type %u\n", __func__, code,
+ type);
+ dump_stack();
+ return;
+ }
+
switch (type) {
case EV_KEY:
__set_bit(code, dev->keybit);
diff --git a/drivers/input/touchscreen/ili210x.c b/drivers/input/touchscreen/ili210x.c
index 30576a5f2f04..f437eefec94a 100644
--- a/drivers/input/touchscreen/ili210x.c
+++ b/drivers/input/touchscreen/ili210x.c
@@ -420,9 +420,9 @@ static int ili210x_i2c_probe(struct i2c_client *client,
if (error)
return error;
- usleep_range(50, 100);
+ usleep_range(12000, 15000);
gpiod_set_value_cansleep(reset_gpio, 0);
- msleep(100);
+ msleep(160);
}
priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
diff --git a/drivers/input/touchscreen/stmfts.c b/drivers/input/touchscreen/stmfts.c
index 9a64e1dbc04a..64b690a72d10 100644
--- a/drivers/input/touchscreen/stmfts.c
+++ b/drivers/input/touchscreen/stmfts.c
@@ -339,11 +339,11 @@ static int stmfts_input_open(struct input_dev *dev)
err = pm_runtime_get_sync(&sdata->client->dev);
if (err < 0)
- return err;
+ goto out;
err = i2c_smbus_write_byte(sdata->client, STMFTS_MS_MT_SENSE_ON);
if (err)
- return err;
+ goto out;
mutex_lock(&sdata->mutex);
sdata->running = true;
@@ -366,7 +366,9 @@ static int stmfts_input_open(struct input_dev *dev)
"failed to enable touchkey\n");
}
- return 0;
+out:
+ pm_runtime_put_noidle(&sdata->client->dev);
+ return err;
}
static void stmfts_input_close(struct input_dev *dev)
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c
index 72f8751784c3..e9c6f1fa0b1a 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c
@@ -345,7 +345,6 @@ int aq_ring_rx_clean(struct aq_ring_s *self,
int budget)
{
struct net_device *ndev = aq_nic_get_ndev(self->aq_nic);
- bool is_rsc_completed = true;
int err = 0;
for (; (self->sw_head != self->hw_head) && budget;
@@ -363,12 +362,17 @@ int aq_ring_rx_clean(struct aq_ring_s *self,
continue;
if (!buff->is_eop) {
+ unsigned int frag_cnt = 0U;
buff_ = buff;
do {
+ bool is_rsc_completed = true;
+
if (buff_->next >= self->size) {
err = -EIO;
goto err_exit;
}
+
+ frag_cnt++;
next_ = buff_->next,
buff_ = &self->buff_ring[next_];
is_rsc_completed =
@@ -376,18 +380,17 @@ int aq_ring_rx_clean(struct aq_ring_s *self,
next_,
self->hw_head);
- if (unlikely(!is_rsc_completed))
- break;
+ if (unlikely(!is_rsc_completed) ||
+ frag_cnt > MAX_SKB_FRAGS) {
+ err = 0;
+ goto err_exit;
+ }
buff->is_error |= buff_->is_error;
buff->is_cso_err |= buff_->is_cso_err;
} while (!buff_->is_eop);
- if (!is_rsc_completed) {
- err = 0;
- goto err_exit;
- }
if (buff->is_error ||
(buff->is_lro && buff->is_cso_err)) {
buff_ = buff;
@@ -445,7 +448,7 @@ int aq_ring_rx_clean(struct aq_ring_s *self,
ALIGN(hdr_len, sizeof(long)));
if (buff->len - hdr_len > 0) {
- skb_add_rx_frag(skb, 0, buff->rxdata.page,
+ skb_add_rx_frag(skb, i++, buff->rxdata.page,
buff->rxdata.pg_off + hdr_len,
buff->len - hdr_len,
AQ_CFG_RX_FRAME_MAX);
@@ -454,7 +457,6 @@ int aq_ring_rx_clean(struct aq_ring_s *self,
if (!buff->is_eop) {
buff_ = buff;
- i = 1U;
do {
next_ = buff_->next;
buff_ = &self->buff_ring[next_];
diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
index 9f1b15077e7d..45c17c585d74 100644
--- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
+++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c
@@ -889,6 +889,13 @@ int hw_atl_b0_hw_ring_tx_head_update(struct aq_hw_s *self,
err = -ENXIO;
goto err_exit;
}
+
+ /* Validate that the new hw_head_ is reasonable. */
+ if (hw_head_ >= ring->size) {
+ err = -ENXIO;
+ goto err_exit;
+ }
+
ring->hw_head = hw_head_;
err = aq_hw_err_from_flags(self);
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
index 1a703b95208b..82d369d9f7a5 100644
--- a/drivers/net/ethernet/broadcom/bcmsysport.c
+++ b/drivers/net/ethernet/broadcom/bcmsysport.c
@@ -2592,8 +2592,10 @@ static int bcm_sysport_probe(struct platform_device *pdev)
device_set_wakeup_capable(&pdev->dev, 1);
priv->wol_clk = devm_clk_get_optional(&pdev->dev, "sw_sysportwol");
- if (IS_ERR(priv->wol_clk))
- return PTR_ERR(priv->wol_clk);
+ if (IS_ERR(priv->wol_clk)) {
+ ret = PTR_ERR(priv->wol_clk);
+ goto err_deregister_fixed_link;
+ }
/* Set the needed headroom once and for all */
BUILD_BUG_ON(sizeof(struct bcm_tsb) != 8);
diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c
index bd13f91efe7c..792c8147c2c4 100644
--- a/drivers/net/ethernet/cadence/macb_main.c
+++ b/drivers/net/ethernet/cadence/macb_main.c
@@ -1092,7 +1092,6 @@ static void gem_rx_refill(struct macb_queue *queue)
/* Make hw descriptor updates visible to CPU */
rmb();
- queue->rx_prepared_head++;
desc = macb_rx_desc(queue, entry);
if (!queue->rx_skbuff[entry]) {
@@ -1131,6 +1130,7 @@ static void gem_rx_refill(struct macb_queue *queue)
dma_wmb();
desc->addr &= ~MACB_BIT(RX_USED);
}
+ queue->rx_prepared_head++;
}
/* Make descriptor updates visible to hardware */
diff --git a/drivers/net/ethernet/dec/tulip/tulip_core.c b/drivers/net/ethernet/dec/tulip/tulip_core.c
index e7b0d7de40fd..c22d945a79fd 100644
--- a/drivers/net/ethernet/dec/tulip/tulip_core.c
+++ b/drivers/net/ethernet/dec/tulip/tulip_core.c
@@ -1396,8 +1396,10 @@ static int tulip_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* alloc_etherdev ensures aligned and zeroed private structures */
dev = alloc_etherdev (sizeof (*tp));
- if (!dev)
+ if (!dev) {
+ pci_disable_device(pdev);
return -ENOMEM;
+ }
SET_NETDEV_DEV(dev, &pdev->dev);
if (pci_resource_len (pdev, 0) < tulip_tbl[chip_idx].io_size) {
@@ -1774,6 +1776,7 @@ static int tulip_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
err_out_free_netdev:
free_netdev (dev);
+ pci_disable_device(pdev);
return -ENODEV;
}
diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c
index eb0625b52e45..aae79fdd5172 100644
--- a/drivers/net/ethernet/intel/ice/ice_main.c
+++ b/drivers/net/ethernet/intel/ice/ice_main.c
@@ -5271,9 +5271,10 @@ static int ice_up_complete(struct ice_vsi *vsi)
netif_carrier_on(vsi->netdev);
}
- /* clear this now, and the first stats read will be used as baseline */
- vsi->stat_offsets_loaded = false;
-
+ /* Perform an initial read of the statistics registers now to
+ * set the baseline so counters are ready when interface is up
+ */
+ ice_update_eth_stats(vsi);
ice_service_task_schedule(pf);
return 0;
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index f854d41c6c94..5e67c9c119d2 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -5499,7 +5499,8 @@ static void igb_watchdog_task(struct work_struct *work)
break;
}
- if (adapter->link_speed != SPEED_1000)
+ if (adapter->link_speed != SPEED_1000 ||
+ !hw->phy.ops.read_reg)
goto no_wait;
/* wait for Remote receiver status OK */
diff --git a/drivers/net/ethernet/intel/igc/igc_base.c b/drivers/net/ethernet/intel/igc/igc_base.c
index fd37d2c203af..7f3523f0d196 100644
--- a/drivers/net/ethernet/intel/igc/igc_base.c
+++ b/drivers/net/ethernet/intel/igc/igc_base.c
@@ -187,15 +187,7 @@ static s32 igc_init_phy_params_base(struct igc_hw *hw)
igc_check_for_copper_link(hw);
- /* Verify phy id and set remaining function pointers */
- switch (phy->id) {
- case I225_I_PHY_ID:
- phy->type = igc_phy_i225;
- break;
- default:
- ret_val = -IGC_ERR_PHY;
- goto out;
- }
+ phy->type = igc_phy_i225;
out:
return ret_val;
diff --git a/drivers/net/ethernet/intel/igc/igc_hw.h b/drivers/net/ethernet/intel/igc/igc_hw.h
index 55dae7c4703f..7e29f41f70e0 100644
--- a/drivers/net/ethernet/intel/igc/igc_hw.h
+++ b/drivers/net/ethernet/intel/igc/igc_hw.h
@@ -22,6 +22,7 @@
#define IGC_DEV_ID_I220_V 0x15F7
#define IGC_DEV_ID_I225_K 0x3100
#define IGC_DEV_ID_I225_K2 0x3101
+#define IGC_DEV_ID_I226_K 0x3102
#define IGC_DEV_ID_I225_LMVP 0x5502
#define IGC_DEV_ID_I225_IT 0x0D9F
#define IGC_DEV_ID_I226_LM 0x125B
diff --git a/drivers/net/ethernet/intel/igc/igc_main.c b/drivers/net/ethernet/intel/igc/igc_main.c
index 61cebb7df6bc..fd9257c7059a 100644
--- a/drivers/net/ethernet/intel/igc/igc_main.c
+++ b/drivers/net/ethernet/intel/igc/igc_main.c
@@ -4177,20 +4177,12 @@ bool igc_has_link(struct igc_adapter *adapter)
* false until the igc_check_for_link establishes link
* for copper adapters ONLY
*/
- switch (hw->phy.media_type) {
- case igc_media_type_copper:
- if (!hw->mac.get_link_status)
- return true;
- hw->mac.ops.check_for_link(hw);
- link_active = !hw->mac.get_link_status;
- break;
- default:
- case igc_media_type_unknown:
- break;
- }
+ if (!hw->mac.get_link_status)
+ return true;
+ hw->mac.ops.check_for_link(hw);
+ link_active = !hw->mac.get_link_status;
- if (hw->mac.type == igc_i225 &&
- hw->phy.id == I225_I_PHY_ID) {
+ if (hw->mac.type == igc_i225) {
if (!netif_carrier_ok(adapter->netdev)) {
adapter->flags &= ~IGC_FLAG_NEED_LINK_UPDATE;
} else if (!(adapter->flags & IGC_FLAG_NEED_LINK_UPDATE)) {
diff --git a/drivers/net/ethernet/intel/igc/igc_phy.c b/drivers/net/ethernet/intel/igc/igc_phy.c
index 8de4de2e5636..3a103406eadb 100644
--- a/drivers/net/ethernet/intel/igc/igc_phy.c
+++ b/drivers/net/ethernet/intel/igc/igc_phy.c
@@ -249,8 +249,7 @@ static s32 igc_phy_setup_autoneg(struct igc_hw *hw)
return ret_val;
}
- if ((phy->autoneg_mask & ADVERTISE_2500_FULL) &&
- hw->phy.id == I225_I_PHY_ID) {
+ if (phy->autoneg_mask & ADVERTISE_2500_FULL) {
/* Read the MULTI GBT AN Control Register - reg 7.32 */
ret_val = phy->ops.read_reg(hw, (STANDARD_AN_REG_MASK <<
MMD_DEVADDR_SHIFT) |
@@ -390,8 +389,7 @@ static s32 igc_phy_setup_autoneg(struct igc_hw *hw)
ret_val = phy->ops.write_reg(hw, PHY_1000T_CTRL,
mii_1000t_ctrl_reg);
- if ((phy->autoneg_mask & ADVERTISE_2500_FULL) &&
- hw->phy.id == I225_I_PHY_ID)
+ if (phy->autoneg_mask & ADVERTISE_2500_FULL)
ret_val = phy->ops.write_reg(hw,
(STANDARD_AN_REG_MASK <<
MMD_DEVADDR_SHIFT) |
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 16e98ac47624..d9cc0ed6c5f7 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -4009,6 +4009,13 @@ static netdev_features_t mlx5e_fix_features(struct net_device *netdev,
}
}
+ if (params->xdp_prog) {
+ if (features & NETIF_F_LRO) {
+ netdev_warn(netdev, "LRO is incompatible with XDP\n");
+ features &= ~NETIF_F_LRO;
+ }
+ }
+
if (MLX5E_GET_PFLAG(params, MLX5E_PFLAG_RX_CQE_COMPRESS)) {
features &= ~NETIF_F_RXHASH;
if (netdev->features & NETIF_F_RXHASH)
diff --git a/drivers/net/ethernet/qlogic/qla3xxx.c b/drivers/net/ethernet/qlogic/qla3xxx.c
index c9f32fc50254..2219e4c59ae6 100644
--- a/drivers/net/ethernet/qlogic/qla3xxx.c
+++ b/drivers/net/ethernet/qlogic/qla3xxx.c
@@ -3628,7 +3628,8 @@ static void ql_reset_work(struct work_struct *work)
qdev->mem_map_registers;
unsigned long hw_flags;
- if (test_bit((QL_RESET_PER_SCSI | QL_RESET_START), &qdev->flags)) {
+ if (test_bit(QL_RESET_PER_SCSI, &qdev->flags) ||
+ test_bit(QL_RESET_START, &qdev->flags)) {
clear_bit(QL_LINK_MASTER, &qdev->flags);
/*
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
index 272cb47af9f2..a7a1227c9b92 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
@@ -175,7 +175,7 @@ static int stmmac_pci_probe(struct pci_dev *pdev,
return -ENOMEM;
/* Enable pci device */
- ret = pci_enable_device(pdev);
+ ret = pcim_enable_device(pdev);
if (ret) {
dev_err(&pdev->dev, "%s: ERROR: failed to enable device\n",
__func__);
@@ -227,8 +227,6 @@ static void stmmac_pci_remove(struct pci_dev *pdev)
pcim_iounmap_regions(pdev, BIT(i));
break;
}
-
- pci_disable_device(pdev);
}
static int __maybe_unused stmmac_pci_suspend(struct device *dev)
diff --git a/drivers/net/ipa/gsi.c b/drivers/net/ipa/gsi.c
index 2a65efd3e8da..fe91b72eca36 100644
--- a/drivers/net/ipa/gsi.c
+++ b/drivers/net/ipa/gsi.c
@@ -1209,9 +1209,10 @@ static void gsi_evt_ring_rx_update(struct gsi_evt_ring *evt_ring, u32 index)
struct gsi_event *event_done;
struct gsi_event *event;
struct gsi_trans *trans;
+ u32 trans_count = 0;
u32 byte_count = 0;
- u32 old_index;
u32 event_avail;
+ u32 old_index;
trans_info = &channel->trans_info;
@@ -1232,6 +1233,7 @@ static void gsi_evt_ring_rx_update(struct gsi_evt_ring *evt_ring, u32 index)
do {
trans->len = __le16_to_cpu(event->len);
byte_count += trans->len;
+ trans_count++;
/* Move on to the next event and transaction */
if (--event_avail)
@@ -1243,7 +1245,7 @@ static void gsi_evt_ring_rx_update(struct gsi_evt_ring *evt_ring, u32 index)
/* We record RX bytes when they are received */
channel->byte_count += byte_count;
- channel->trans_count++;
+ channel->trans_count += trans_count;
}
/* Initialize a ring, including allocating DMA memory for its entries */
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index 932a39945cc6..6678a734cc4d 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -595,6 +595,7 @@ vmxnet3_rq_alloc_rx_buf(struct vmxnet3_rx_queue *rq, u32 ring_idx,
if (dma_mapping_error(&adapter->pdev->dev,
rbi->dma_addr)) {
dev_kfree_skb_any(rbi->skb);
+ rbi->skb = NULL;
rq->stats.rx_buf_alloc_failure++;
break;
}
@@ -619,6 +620,7 @@ vmxnet3_rq_alloc_rx_buf(struct vmxnet3_rx_queue *rq, u32 ring_idx,
if (dma_mapping_error(&adapter->pdev->dev,
rbi->dma_addr)) {
put_page(rbi->page);
+ rbi->page = NULL;
rq->stats.rx_buf_alloc_failure++;
break;
}
@@ -1654,6 +1656,10 @@ vmxnet3_rq_cleanup(struct vmxnet3_rx_queue *rq,
u32 i, ring_idx;
struct Vmxnet3_RxDesc *rxd;
+ /* ring has already been cleaned up */
+ if (!rq->rx_ring[0].base)
+ return;
+
for (ring_idx = 0; ring_idx < 2; ring_idx++) {
for (i = 0; i < rq->rx_ring[ring_idx].size; i++) {
#ifdef __BIG_ENDIAN_BITFIELD
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index ad4f1cfbad2e..e73a5c62a858 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -4420,6 +4420,7 @@ void nvme_start_ctrl(struct nvme_ctrl *ctrl)
if (ctrl->queue_count > 1) {
nvme_queue_scan(ctrl);
nvme_start_queues(ctrl);
+ nvme_mpath_update(ctrl);
}
}
EXPORT_SYMBOL_GPL(nvme_start_ctrl);
diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c
index 18a756444d5a..a9e15c8f907b 100644
--- a/drivers/nvme/host/multipath.c
+++ b/drivers/nvme/host/multipath.c
@@ -484,8 +484,17 @@ static void nvme_update_ns_ana_state(struct nvme_ana_group_desc *desc,
ns->ana_grpid = le32_to_cpu(desc->grpid);
ns->ana_state = desc->state;
clear_bit(NVME_NS_ANA_PENDING, &ns->flags);
-
- if (nvme_state_is_live(ns->ana_state))
+ /*
+ * nvme_mpath_set_live() will trigger I/O to the multipath path device
+ * and in turn to this path device. However we cannot accept this I/O
+ * if the controller is not live. This may deadlock if called from
+ * nvme_mpath_init_identify() and the ctrl will never complete
+ * initialization, preventing I/O from completing. For this case we
+ * will reprocess the ANA log page in nvme_mpath_update() once the
+ * controller is ready.
+ */
+ if (nvme_state_is_live(ns->ana_state) &&
+ ns->ctrl->state == NVME_CTRL_LIVE)
nvme_mpath_set_live(ns);
}
@@ -572,6 +581,18 @@ static void nvme_ana_work(struct work_struct *work)
nvme_read_ana_log(ctrl);
}
+void nvme_mpath_update(struct nvme_ctrl *ctrl)
+{
+ u32 nr_change_groups = 0;
+
+ if (!ctrl->ana_log_buf)
+ return;
+
+ mutex_lock(&ctrl->ana_lock);
+ nvme_parse_ana_log(ctrl, &nr_change_groups, nvme_update_ana_state);
+ mutex_unlock(&ctrl->ana_lock);
+}
+
static void nvme_anatt_timeout(struct timer_list *t)
{
struct nvme_ctrl *ctrl = from_timer(ctrl, t, anatt_timer);
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index 10e5ae3a8c0d..95b9657cabaf 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -712,6 +712,7 @@ void nvme_mpath_add_disk(struct nvme_ns *ns, struct nvme_id_ns *id);
void nvme_mpath_remove_disk(struct nvme_ns_head *head);
int nvme_mpath_init_identify(struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id);
void nvme_mpath_init_ctrl(struct nvme_ctrl *ctrl);
+void nvme_mpath_update(struct nvme_ctrl *ctrl);
void nvme_mpath_uninit(struct nvme_ctrl *ctrl);
void nvme_mpath_stop(struct nvme_ctrl *ctrl);
bool nvme_mpath_clear_current_path(struct nvme_ns *ns);
@@ -798,6 +799,9 @@ static inline int nvme_mpath_init_identify(struct nvme_ctrl *ctrl,
"Please enable CONFIG_NVME_MULTIPATH for full support of multi-port devices.\n");
return 0;
}
+static inline void nvme_mpath_update(struct nvme_ctrl *ctrl)
+{
+}
static inline void nvme_mpath_uninit(struct nvme_ctrl *ctrl)
{
}
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 6939b03a16c5..a36db0701d17 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -3265,7 +3265,10 @@ static const struct pci_device_id nvme_id_table[] = {
NVME_QUIRK_128_BYTES_SQES |
NVME_QUIRK_SHARED_TAGS |
NVME_QUIRK_SKIP_CID_GEN },
-
+ { PCI_DEVICE(0x144d, 0xa808), /* Samsung X5 */
+ .driver_data = NVME_QUIRK_DELAY_BEFORE_CHK_RDY|
+ NVME_QUIRK_NO_DEEPEST_PS |
+ NVME_QUIRK_IGNORE_DEV_SUBNQN, },
{ PCI_DEVICE_CLASS(PCI_CLASS_STORAGE_EXPRESS, 0xffffff) },
{ 0, }
};
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 0d7109018a91..cda17c615148 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -2829,6 +2829,16 @@ static const struct dmi_system_id bridge_d3_blacklist[] = {
DMI_MATCH(DMI_BOARD_VENDOR, "Gigabyte Technology Co., Ltd."),
DMI_MATCH(DMI_BOARD_NAME, "X299 DESIGNARE EX-CF"),
},
+ /*
+ * Downstream device is not accessible after putting a root port
+ * into D3cold and back into D0 on Elo i2.
+ */
+ .ident = "Elo i2",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Elo Touch Solutions"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "Elo i2"),
+ DMI_MATCH(DMI_PRODUCT_VERSION, "RevB"),
+ },
},
#endif
{ }
diff --git a/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c b/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c
index 5c1a109842a7..c2ba4064ce5b 100644
--- a/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c
+++ b/drivers/pinctrl/aspeed/pinctrl-aspeed-g6.c
@@ -1224,18 +1224,12 @@ FUNC_GROUP_DECL(SALT8, AA12);
FUNC_GROUP_DECL(WDTRST4, AA12);
#define AE12 196
-SIG_EXPR_LIST_DECL_SEMG(AE12, FWSPIDQ2, FWQSPID, FWSPID,
- SIG_DESC_SET(SCU438, 4));
SIG_EXPR_LIST_DECL_SESG(AE12, GPIOY4, GPIOY4);
-PIN_DECL_(AE12, SIG_EXPR_LIST_PTR(AE12, FWSPIDQ2),
- SIG_EXPR_LIST_PTR(AE12, GPIOY4));
+PIN_DECL_(AE12, SIG_EXPR_LIST_PTR(AE12, GPIOY4));
#define AF12 197
-SIG_EXPR_LIST_DECL_SEMG(AF12, FWSPIDQ3, FWQSPID, FWSPID,
- SIG_DESC_SET(SCU438, 5));
SIG_EXPR_LIST_DECL_SESG(AF12, GPIOY5, GPIOY5);
-PIN_DECL_(AF12, SIG_EXPR_LIST_PTR(AF12, FWSPIDQ3),
- SIG_EXPR_LIST_PTR(AF12, GPIOY5));
+PIN_DECL_(AF12, SIG_EXPR_LIST_PTR(AF12, GPIOY5));
#define AC12 198
SSSF_PIN_DECL(AC12, GPIOY6, FWSPIABR, SIG_DESC_SET(SCU438, 6));
@@ -1508,9 +1502,8 @@ SIG_EXPR_LIST_DECL_SEMG(Y4, EMMCDAT7, EMMCG8, EMMC, SIG_DESC_SET(SCU404, 3));
PIN_DECL_3(Y4, GPIO18E3, FWSPIDMISO, VBMISO, EMMCDAT7);
GROUP_DECL(FWSPID, Y1, Y2, Y3, Y4);
-GROUP_DECL(FWQSPID, Y1, Y2, Y3, Y4, AE12, AF12);
GROUP_DECL(EMMCG8, AB4, AA4, AC4, AA5, Y5, AB5, AB6, AC5, Y1, Y2, Y3, Y4);
-FUNC_DECL_2(FWSPID, FWSPID, FWQSPID);
+FUNC_DECL_1(FWSPID, FWSPID);
FUNC_GROUP_DECL(VB, Y1, Y2, Y3, Y4);
FUNC_DECL_3(EMMC, EMMCG1, EMMCG4, EMMCG8);
/*
@@ -1906,7 +1899,6 @@ static const struct aspeed_pin_group aspeed_g6_groups[] = {
ASPEED_PINCTRL_GROUP(FSI2),
ASPEED_PINCTRL_GROUP(FWSPIABR),
ASPEED_PINCTRL_GROUP(FWSPID),
- ASPEED_PINCTRL_GROUP(FWQSPID),
ASPEED_PINCTRL_GROUP(FWSPIWP),
ASPEED_PINCTRL_GROUP(GPIT0),
ASPEED_PINCTRL_GROUP(GPIT1),
diff --git a/drivers/platform/chrome/cros_ec_debugfs.c b/drivers/platform/chrome/cros_ec_debugfs.c
index 272c89837d74..0dbceee87a4b 100644
--- a/drivers/platform/chrome/cros_ec_debugfs.c
+++ b/drivers/platform/chrome/cros_ec_debugfs.c
@@ -25,6 +25,9 @@
#define CIRC_ADD(idx, size, value) (((idx) + (value)) & ((size) - 1))
+/* waitqueue for log readers */
+static DECLARE_WAIT_QUEUE_HEAD(cros_ec_debugfs_log_wq);
+
/**
* struct cros_ec_debugfs - EC debugging information.
*
@@ -33,7 +36,6 @@
* @log_buffer: circular buffer for console log information
* @read_msg: preallocated EC command and buffer to read console log
* @log_mutex: mutex to protect circular buffer
- * @log_wq: waitqueue for log readers
* @log_poll_work: recurring task to poll EC for new console log data
* @panicinfo_blob: panicinfo debugfs blob
*/
@@ -44,7 +46,6 @@ struct cros_ec_debugfs {
struct circ_buf log_buffer;
struct cros_ec_command *read_msg;
struct mutex log_mutex;
- wait_queue_head_t log_wq;
struct delayed_work log_poll_work;
/* EC panicinfo */
struct debugfs_blob_wrapper panicinfo_blob;
@@ -107,7 +108,7 @@ static void cros_ec_console_log_work(struct work_struct *__work)
buf_space--;
}
- wake_up(&debug_info->log_wq);
+ wake_up(&cros_ec_debugfs_log_wq);
}
mutex_unlock(&debug_info->log_mutex);
@@ -141,7 +142,7 @@ static ssize_t cros_ec_console_log_read(struct file *file, char __user *buf,
mutex_unlock(&debug_info->log_mutex);
- ret = wait_event_interruptible(debug_info->log_wq,
+ ret = wait_event_interruptible(cros_ec_debugfs_log_wq,
CIRC_CNT(cb->head, cb->tail, LOG_SIZE));
if (ret < 0)
return ret;
@@ -173,7 +174,7 @@ static __poll_t cros_ec_console_log_poll(struct file *file,
struct cros_ec_debugfs *debug_info = file->private_data;
__poll_t mask = 0;
- poll_wait(file, &debug_info->log_wq, wait);
+ poll_wait(file, &cros_ec_debugfs_log_wq, wait);
mutex_lock(&debug_info->log_mutex);
if (CIRC_CNT(debug_info->log_buffer.head,
@@ -377,7 +378,6 @@ static int cros_ec_create_console_log(struct cros_ec_debugfs *debug_info)
debug_info->log_buffer.tail = 0;
mutex_init(&debug_info->log_mutex);
- init_waitqueue_head(&debug_info->log_wq);
debugfs_create_file("console_log", S_IFREG | 0444, debug_info->dir,
debug_info, &cros_ec_console_log_fops);
diff --git a/drivers/rtc/class.c b/drivers/rtc/class.c
index 7c88d190c51f..625effe6cb65 100644
--- a/drivers/rtc/class.c
+++ b/drivers/rtc/class.c
@@ -26,6 +26,15 @@ struct class *rtc_class;
static void rtc_device_release(struct device *dev)
{
struct rtc_device *rtc = to_rtc_device(dev);
+ struct timerqueue_head *head = &rtc->timerqueue;
+ struct timerqueue_node *node;
+
+ mutex_lock(&rtc->ops_lock);
+ while ((node = timerqueue_getnext(head)))
+ timerqueue_del(head, node);
+ mutex_unlock(&rtc->ops_lock);
+
+ cancel_work_sync(&rtc->irqwork);
ida_simple_remove(&rtc_ida, rtc->id);
kfree(rtc);
diff --git a/drivers/rtc/rtc-mc146818-lib.c b/drivers/rtc/rtc-mc146818-lib.c
index 5add637c9ad2..b036ff33fbe6 100644
--- a/drivers/rtc/rtc-mc146818-lib.c
+++ b/drivers/rtc/rtc-mc146818-lib.c
@@ -99,6 +99,17 @@ unsigned int mc146818_get_time(struct rtc_time *time)
}
EXPORT_SYMBOL_GPL(mc146818_get_time);
+/* AMD systems don't allow access to AltCentury with DV1 */
+static bool apply_amd_register_a_behavior(void)
+{
+#ifdef CONFIG_X86
+ if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD ||
+ boot_cpu_data.x86_vendor == X86_VENDOR_HYGON)
+ return true;
+#endif
+ return false;
+}
+
/* Set the current date and time in the real time clock. */
int mc146818_set_time(struct rtc_time *time)
{
@@ -172,7 +183,10 @@ int mc146818_set_time(struct rtc_time *time)
save_control = CMOS_READ(RTC_CONTROL);
CMOS_WRITE((save_control|RTC_SET), RTC_CONTROL);
save_freq_select = CMOS_READ(RTC_FREQ_SELECT);
- CMOS_WRITE((save_freq_select|RTC_DIV_RESET2), RTC_FREQ_SELECT);
+ if (apply_amd_register_a_behavior())
+ CMOS_WRITE((save_freq_select & ~RTC_AMD_BANK_SELECT), RTC_FREQ_SELECT);
+ else
+ CMOS_WRITE((save_freq_select|RTC_DIV_RESET2), RTC_FREQ_SELECT);
#ifdef CONFIG_MACH_DECSTATION
CMOS_WRITE(real_yrs, RTC_DEC_YEAR);
diff --git a/drivers/rtc/rtc-pcf2127.c b/drivers/rtc/rtc-pcf2127.c
index f0a6861ff3ae..715513311ece 100644
--- a/drivers/rtc/rtc-pcf2127.c
+++ b/drivers/rtc/rtc-pcf2127.c
@@ -366,7 +366,8 @@ static int pcf2127_watchdog_init(struct device *dev, struct pcf2127 *pcf2127)
static int pcf2127_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{
struct pcf2127 *pcf2127 = dev_get_drvdata(dev);
- unsigned int buf[5], ctrl2;
+ u8 buf[5];
+ unsigned int ctrl2;
int ret;
ret = regmap_read(pcf2127->regmap, PCF2127_REG_CTRL2, &ctrl2);
diff --git a/drivers/rtc/rtc-sun6i.c b/drivers/rtc/rtc-sun6i.c
index f2818cdd11d8..52b36b7c6129 100644
--- a/drivers/rtc/rtc-sun6i.c
+++ b/drivers/rtc/rtc-sun6i.c
@@ -138,7 +138,7 @@ struct sun6i_rtc_dev {
const struct sun6i_rtc_clk_data *data;
void __iomem *base;
int irq;
- unsigned long alarm;
+ time64_t alarm;
struct clk_hw hw;
struct clk_hw *int_osc;
@@ -510,10 +510,8 @@ static int sun6i_rtc_setalarm(struct device *dev, struct rtc_wkalrm *wkalrm)
struct sun6i_rtc_dev *chip = dev_get_drvdata(dev);
struct rtc_time *alrm_tm = &wkalrm->time;
struct rtc_time tm_now;
- unsigned long time_now = 0;
- unsigned long time_set = 0;
- unsigned long time_gap = 0;
- int ret = 0;
+ time64_t time_now, time_set;
+ int ret;
ret = sun6i_rtc_gettime(dev, &tm_now);
if (ret < 0) {
@@ -528,9 +526,7 @@ static int sun6i_rtc_setalarm(struct device *dev, struct rtc_wkalrm *wkalrm)
return -EINVAL;
}
- time_gap = time_set - time_now;
-
- if (time_gap > U32_MAX) {
+ if ((time_set - time_now) > U32_MAX) {
dev_err(dev, "Date too far in the future\n");
return -EINVAL;
}
@@ -539,7 +535,7 @@ static int sun6i_rtc_setalarm(struct device *dev, struct rtc_wkalrm *wkalrm)
writel(0, chip->base + SUN6I_ALRM_COUNTER);
usleep_range(100, 300);
- writel(time_gap, chip->base + SUN6I_ALRM_COUNTER);
+ writel(time_set - time_now, chip->base + SUN6I_ALRM_COUNTER);
chip->alarm = time_set;
sun6i_rtc_setaie(wkalrm->enabled, chip);
diff --git a/drivers/scsi/qla2xxx/qla_target.c b/drivers/scsi/qla2xxx/qla_target.c
index cf9ae0ab489a..ba823e8eb902 100644
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -3773,6 +3773,9 @@ int qlt_abort_cmd(struct qla_tgt_cmd *cmd)
spin_lock_irqsave(&cmd->cmd_lock, flags);
if (cmd->aborted) {
+ if (cmd->sg_mapped)
+ qlt_unmap_sg(vha, cmd);
+
spin_unlock_irqrestore(&cmd->cmd_lock, flags);
/*
* It's normal to see 2 calls in this path:
diff --git a/drivers/usb/gadget/legacy/raw_gadget.c b/drivers/usb/gadget/legacy/raw_gadget.c
index 33efa6915b91..34cecd3660bf 100644
--- a/drivers/usb/gadget/legacy/raw_gadget.c
+++ b/drivers/usb/gadget/legacy/raw_gadget.c
@@ -144,6 +144,7 @@ enum dev_state {
STATE_DEV_INVALID = 0,
STATE_DEV_OPENED,
STATE_DEV_INITIALIZED,
+ STATE_DEV_REGISTERING,
STATE_DEV_RUNNING,
STATE_DEV_CLOSED,
STATE_DEV_FAILED
@@ -507,6 +508,7 @@ static int raw_ioctl_run(struct raw_dev *dev, unsigned long value)
ret = -EINVAL;
goto out_unlock;
}
+ dev->state = STATE_DEV_REGISTERING;
spin_unlock_irqrestore(&dev->lock, flags);
ret = usb_gadget_probe_driver(&dev->driver);
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index e303f6f073d2..5beb20768b20 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -1450,13 +1450,9 @@ static struct socket *get_raw_socket(int fd)
return ERR_PTR(r);
}
-static struct ptr_ring *get_tap_ptr_ring(int fd)
+static struct ptr_ring *get_tap_ptr_ring(struct file *file)
{
struct ptr_ring *ring;
- struct file *file = fget(fd);
-
- if (!file)
- return NULL;
ring = tun_get_tx_ring(file);
if (!IS_ERR(ring))
goto out;
@@ -1465,7 +1461,6 @@ static struct ptr_ring *get_tap_ptr_ring(int fd)
goto out;
ring = NULL;
out:
- fput(file);
return ring;
}
@@ -1552,8 +1547,12 @@ static long vhost_net_set_backend(struct vhost_net *n, unsigned index, int fd)
r = vhost_net_enable_vq(n, vq);
if (r)
goto err_used;
- if (index == VHOST_NET_VQ_RX)
- nvq->rx_ring = get_tap_ptr_ring(fd);
+ if (index == VHOST_NET_VQ_RX) {
+ if (sock)
+ nvq->rx_ring = get_tap_ptr_ring(sock->file);
+ else
+ nvq->rx_ring = NULL;
+ }
oldubufs = nvq->ubufs;
nvq->ubufs = ubufs;
diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
index e4d60009d908..04578aa87e4d 100644
--- a/drivers/vhost/vdpa.c
+++ b/drivers/vhost/vdpa.c
@@ -97,8 +97,11 @@ static void vhost_vdpa_setup_vq_irq(struct vhost_vdpa *v, u16 qid)
return;
irq = ops->get_vq_irq(vdpa, qid);
+ if (irq < 0)
+ return;
+
irq_bypass_unregister_producer(&vq->call_ctx.producer);
- if (!vq->call_ctx.ctx || irq < 0)
+ if (!vq->call_ctx.ctx)
return;
vq->call_ctx.producer.token = vq->call_ctx.ctx;
diff --git a/fs/afs/inode.c b/fs/afs/inode.c
index f81a972bdd29..7e7a9454bcb9 100644
--- a/fs/afs/inode.c
+++ b/fs/afs/inode.c
@@ -729,10 +729,22 @@ int afs_getattr(const struct path *path, struct kstat *stat,
{
struct inode *inode = d_inode(path->dentry);
struct afs_vnode *vnode = AFS_FS_I(inode);
- int seq = 0;
+ struct key *key;
+ int ret, seq = 0;
_enter("{ ino=%lu v=%u }", inode->i_ino, inode->i_generation);
+ if (!(query_flags & AT_STATX_DONT_SYNC) &&
+ !test_bit(AFS_VNODE_CB_PROMISED, &vnode->flags)) {
+ key = afs_request_key(vnode->volume->cell);
+ if (IS_ERR(key))
+ return PTR_ERR(key);
+ ret = afs_validate(vnode, key);
+ key_put(key);
+ if (ret < 0)
+ return ret;
+ }
+
do {
read_seqbegin_or_lock(&vnode->cb_lock, &seq);
generic_fillattr(inode, stat);
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index 2e6f622ed428..55a8eb3c1963 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -858,14 +858,16 @@ static ssize_t gfs2_file_read_iter(struct kiocb *iocb, struct iov_iter *to)
return ret;
iocb->ki_flags &= ~IOCB_DIRECT;
}
+ pagefault_disable();
iocb->ki_flags |= IOCB_NOIO;
ret = generic_file_read_iter(iocb, to);
iocb->ki_flags &= ~IOCB_NOIO;
+ pagefault_enable();
if (ret >= 0) {
if (!iov_iter_count(to))
return ret;
written = ret;
- } else {
+ } else if (ret != -EFAULT) {
if (ret != -EAGAIN)
return ret;
if (iocb->ki_flags & IOCB_NOWAIT)
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 4330603eae35..3ecf71151fb1 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -4252,12 +4252,8 @@ static int io_statx(struct io_kiocb *req, bool force_nonblock)
struct io_statx *ctx = &req->statx;
int ret;
- if (force_nonblock) {
- /* only need file table for an actual valid fd */
- if (ctx->dfd == -1 || ctx->dfd == AT_FDCWD)
- req->flags |= REQ_F_NO_FILE_TABLE;
+ if (force_nonblock)
return -EAGAIN;
- }
ret = do_statx(ctx->dfd, ctx->filename, ctx->flags, ctx->mask,
ctx->buffer);
diff --git a/fs/ioctl.c b/fs/ioctl.c
index 4e6cc0a7d69c..7bcc60091287 100644
--- a/fs/ioctl.c
+++ b/fs/ioctl.c
@@ -170,7 +170,7 @@ int fiemap_prep(struct inode *inode, struct fiemap_extent_info *fieinfo,
if (*len == 0)
return -EINVAL;
- if (start > maxbytes)
+ if (start >= maxbytes)
return -EFBIG;
/*
diff --git a/fs/nilfs2/btnode.c b/fs/nilfs2/btnode.c
index 4391fd3abd8f..e00e184b1261 100644
--- a/fs/nilfs2/btnode.c
+++ b/fs/nilfs2/btnode.c
@@ -20,6 +20,23 @@
#include "page.h"
#include "btnode.h"
+
+/**
+ * nilfs_init_btnc_inode - initialize B-tree node cache inode
+ * @btnc_inode: inode to be initialized
+ *
+ * nilfs_init_btnc_inode() sets up an inode for B-tree node cache.
+ */
+void nilfs_init_btnc_inode(struct inode *btnc_inode)
+{
+ struct nilfs_inode_info *ii = NILFS_I(btnc_inode);
+
+ btnc_inode->i_mode = S_IFREG;
+ ii->i_flags = 0;
+ memset(&ii->i_bmap_data, 0, sizeof(struct nilfs_bmap));
+ mapping_set_gfp_mask(btnc_inode->i_mapping, GFP_NOFS);
+}
+
void nilfs_btnode_cache_clear(struct address_space *btnc)
{
invalidate_mapping_pages(btnc, 0, -1);
@@ -29,7 +46,7 @@ void nilfs_btnode_cache_clear(struct address_space *btnc)
struct buffer_head *
nilfs_btnode_create_block(struct address_space *btnc, __u64 blocknr)
{
- struct inode *inode = NILFS_BTNC_I(btnc);
+ struct inode *inode = btnc->host;
struct buffer_head *bh;
bh = nilfs_grab_buffer(inode, btnc, blocknr, BIT(BH_NILFS_Node));
@@ -57,7 +74,7 @@ int nilfs_btnode_submit_block(struct address_space *btnc, __u64 blocknr,
struct buffer_head **pbh, sector_t *submit_ptr)
{
struct buffer_head *bh;
- struct inode *inode = NILFS_BTNC_I(btnc);
+ struct inode *inode = btnc->host;
struct page *page;
int err;
@@ -157,7 +174,7 @@ int nilfs_btnode_prepare_change_key(struct address_space *btnc,
struct nilfs_btnode_chkey_ctxt *ctxt)
{
struct buffer_head *obh, *nbh;
- struct inode *inode = NILFS_BTNC_I(btnc);
+ struct inode *inode = btnc->host;
__u64 oldkey = ctxt->oldkey, newkey = ctxt->newkey;
int err;
diff --git a/fs/nilfs2/btnode.h b/fs/nilfs2/btnode.h
index 0f88dbc9bcb3..05ab64d354dc 100644
--- a/fs/nilfs2/btnode.h
+++ b/fs/nilfs2/btnode.h
@@ -30,6 +30,7 @@ struct nilfs_btnode_chkey_ctxt {
struct buffer_head *newbh;
};
+void nilfs_init_btnc_inode(struct inode *btnc_inode);
void nilfs_btnode_cache_clear(struct address_space *);
struct buffer_head *nilfs_btnode_create_block(struct address_space *btnc,
__u64 blocknr);
diff --git a/fs/nilfs2/btree.c b/fs/nilfs2/btree.c
index f42ab57201e7..77efd69213a3 100644
--- a/fs/nilfs2/btree.c
+++ b/fs/nilfs2/btree.c
@@ -58,7 +58,8 @@ static void nilfs_btree_free_path(struct nilfs_btree_path *path)
static int nilfs_btree_get_new_block(const struct nilfs_bmap *btree,
__u64 ptr, struct buffer_head **bhp)
{
- struct address_space *btnc = &NILFS_BMAP_I(btree)->i_btnode_cache;
+ struct inode *btnc_inode = NILFS_BMAP_I(btree)->i_assoc_inode;
+ struct address_space *btnc = btnc_inode->i_mapping;
struct buffer_head *bh;
bh = nilfs_btnode_create_block(btnc, ptr);
@@ -470,7 +471,8 @@ static int __nilfs_btree_get_block(const struct nilfs_bmap *btree, __u64 ptr,
struct buffer_head **bhp,
const struct nilfs_btree_readahead_info *ra)
{
- struct address_space *btnc = &NILFS_BMAP_I(btree)->i_btnode_cache;
+ struct inode *btnc_inode = NILFS_BMAP_I(btree)->i_assoc_inode;
+ struct address_space *btnc = btnc_inode->i_mapping;
struct buffer_head *bh, *ra_bh;
sector_t submit_ptr = 0;
int ret;
@@ -1742,6 +1744,10 @@ nilfs_btree_prepare_convert_and_insert(struct nilfs_bmap *btree, __u64 key,
dat = nilfs_bmap_get_dat(btree);
}
+ ret = nilfs_attach_btree_node_cache(&NILFS_BMAP_I(btree)->vfs_inode);
+ if (ret < 0)
+ return ret;
+
ret = nilfs_bmap_prepare_alloc_ptr(btree, dreq, dat);
if (ret < 0)
return ret;
@@ -1914,7 +1920,7 @@ static int nilfs_btree_prepare_update_v(struct nilfs_bmap *btree,
path[level].bp_ctxt.newkey = path[level].bp_newreq.bpr_ptr;
path[level].bp_ctxt.bh = path[level].bp_bh;
ret = nilfs_btnode_prepare_change_key(
- &NILFS_BMAP_I(btree)->i_btnode_cache,
+ NILFS_BMAP_I(btree)->i_assoc_inode->i_mapping,
&path[level].bp_ctxt);
if (ret < 0) {
nilfs_dat_abort_update(dat,
@@ -1940,7 +1946,7 @@ static void nilfs_btree_commit_update_v(struct nilfs_bmap *btree,
if (buffer_nilfs_node(path[level].bp_bh)) {
nilfs_btnode_commit_change_key(
- &NILFS_BMAP_I(btree)->i_btnode_cache,
+ NILFS_BMAP_I(btree)->i_assoc_inode->i_mapping,
&path[level].bp_ctxt);
path[level].bp_bh = path[level].bp_ctxt.bh;
}
@@ -1959,7 +1965,7 @@ static void nilfs_btree_abort_update_v(struct nilfs_bmap *btree,
&path[level].bp_newreq.bpr_req);
if (buffer_nilfs_node(path[level].bp_bh))
nilfs_btnode_abort_change_key(
- &NILFS_BMAP_I(btree)->i_btnode_cache,
+ NILFS_BMAP_I(btree)->i_assoc_inode->i_mapping,
&path[level].bp_ctxt);
}
@@ -2135,7 +2141,8 @@ static void nilfs_btree_add_dirty_buffer(struct nilfs_bmap *btree,
static void nilfs_btree_lookup_dirty_buffers(struct nilfs_bmap *btree,
struct list_head *listp)
{
- struct address_space *btcache = &NILFS_BMAP_I(btree)->i_btnode_cache;
+ struct inode *btnc_inode = NILFS_BMAP_I(btree)->i_assoc_inode;
+ struct address_space *btcache = btnc_inode->i_mapping;
struct list_head lists[NILFS_BTREE_LEVEL_MAX];
struct pagevec pvec;
struct buffer_head *bh, *head;
@@ -2189,12 +2196,12 @@ static int nilfs_btree_assign_p(struct nilfs_bmap *btree,
path[level].bp_ctxt.newkey = blocknr;
path[level].bp_ctxt.bh = *bh;
ret = nilfs_btnode_prepare_change_key(
- &NILFS_BMAP_I(btree)->i_btnode_cache,
+ NILFS_BMAP_I(btree)->i_assoc_inode->i_mapping,
&path[level].bp_ctxt);
if (ret < 0)
return ret;
nilfs_btnode_commit_change_key(
- &NILFS_BMAP_I(btree)->i_btnode_cache,
+ NILFS_BMAP_I(btree)->i_assoc_inode->i_mapping,
&path[level].bp_ctxt);
*bh = path[level].bp_ctxt.bh;
}
@@ -2399,6 +2406,10 @@ int nilfs_btree_init(struct nilfs_bmap *bmap)
if (nilfs_btree_root_broken(nilfs_btree_get_root(bmap), bmap->b_inode))
ret = -EIO;
+ else
+ ret = nilfs_attach_btree_node_cache(
+ &NILFS_BMAP_I(bmap)->vfs_inode);
+
return ret;
}
diff --git a/fs/nilfs2/dat.c b/fs/nilfs2/dat.c
index 8bccdf1158fc..1a3d183027b9 100644
--- a/fs/nilfs2/dat.c
+++ b/fs/nilfs2/dat.c
@@ -497,7 +497,9 @@ int nilfs_dat_read(struct super_block *sb, size_t entry_size,
di = NILFS_DAT_I(dat);
lockdep_set_class(&di->mi.mi_sem, &dat_lock_key);
nilfs_palloc_setup_cache(dat, &di->palloc_cache);
- nilfs_mdt_setup_shadow_map(dat, &di->shadow);
+ err = nilfs_mdt_setup_shadow_map(dat, &di->shadow);
+ if (err)
+ goto failed;
err = nilfs_read_inode_common(dat, raw_inode);
if (err)
diff --git a/fs/nilfs2/gcinode.c b/fs/nilfs2/gcinode.c
index 448320496856..aadea660c66c 100644
--- a/fs/nilfs2/gcinode.c
+++ b/fs/nilfs2/gcinode.c
@@ -126,9 +126,10 @@ int nilfs_gccache_submit_read_data(struct inode *inode, sector_t blkoff,
int nilfs_gccache_submit_read_node(struct inode *inode, sector_t pbn,
__u64 vbn, struct buffer_head **out_bh)
{
+ struct inode *btnc_inode = NILFS_I(inode)->i_assoc_inode;
int ret;
- ret = nilfs_btnode_submit_block(&NILFS_I(inode)->i_btnode_cache,
+ ret = nilfs_btnode_submit_block(btnc_inode->i_mapping,
vbn ? : pbn, pbn, REQ_OP_READ, 0,
out_bh, &pbn);
if (ret == -EEXIST) /* internal code (cache hit) */
@@ -170,7 +171,7 @@ int nilfs_init_gcinode(struct inode *inode)
ii->i_flags = 0;
nilfs_bmap_init_gc(ii->i_bmap);
- return 0;
+ return nilfs_attach_btree_node_cache(inode);
}
/**
@@ -185,7 +186,7 @@ void nilfs_remove_all_gcinodes(struct the_nilfs *nilfs)
ii = list_first_entry(head, struct nilfs_inode_info, i_dirty);
list_del_init(&ii->i_dirty);
truncate_inode_pages(&ii->vfs_inode.i_data, 0);
- nilfs_btnode_cache_clear(&ii->i_btnode_cache);
+ nilfs_btnode_cache_clear(ii->i_assoc_inode->i_mapping);
iput(&ii->vfs_inode);
}
}
diff --git a/fs/nilfs2/inode.c b/fs/nilfs2/inode.c
index 745d371d6fea..95684fa3c985 100644
--- a/fs/nilfs2/inode.c
+++ b/fs/nilfs2/inode.c
@@ -29,12 +29,16 @@
* @cno: checkpoint number
* @root: pointer on NILFS root object (mounted checkpoint)
* @for_gc: inode for GC flag
+ * @for_btnc: inode for B-tree node cache flag
+ * @for_shadow: inode for shadowed page cache flag
*/
struct nilfs_iget_args {
u64 ino;
__u64 cno;
struct nilfs_root *root;
- int for_gc;
+ bool for_gc;
+ bool for_btnc;
+ bool for_shadow;
};
static int nilfs_iget_test(struct inode *inode, void *opaque);
@@ -314,7 +318,8 @@ static int nilfs_insert_inode_locked(struct inode *inode,
unsigned long ino)
{
struct nilfs_iget_args args = {
- .ino = ino, .root = root, .cno = 0, .for_gc = 0
+ .ino = ino, .root = root, .cno = 0, .for_gc = false,
+ .for_btnc = false, .for_shadow = false
};
return insert_inode_locked4(inode, ino, nilfs_iget_test, &args);
@@ -527,6 +532,19 @@ static int nilfs_iget_test(struct inode *inode, void *opaque)
return 0;
ii = NILFS_I(inode);
+ if (test_bit(NILFS_I_BTNC, &ii->i_state)) {
+ if (!args->for_btnc)
+ return 0;
+ } else if (args->for_btnc) {
+ return 0;
+ }
+ if (test_bit(NILFS_I_SHADOW, &ii->i_state)) {
+ if (!args->for_shadow)
+ return 0;
+ } else if (args->for_shadow) {
+ return 0;
+ }
+
if (!test_bit(NILFS_I_GCINODE, &ii->i_state))
return !args->for_gc;
@@ -538,15 +556,17 @@ static int nilfs_iget_set(struct inode *inode, void *opaque)
struct nilfs_iget_args *args = opaque;
inode->i_ino = args->ino;
- if (args->for_gc) {
+ NILFS_I(inode)->i_cno = args->cno;
+ NILFS_I(inode)->i_root = args->root;
+ if (args->root && args->ino == NILFS_ROOT_INO)
+ nilfs_get_root(args->root);
+
+ if (args->for_gc)
NILFS_I(inode)->i_state = BIT(NILFS_I_GCINODE);
- NILFS_I(inode)->i_cno = args->cno;
- NILFS_I(inode)->i_root = NULL;
- } else {
- if (args->root && args->ino == NILFS_ROOT_INO)
- nilfs_get_root(args->root);
- NILFS_I(inode)->i_root = args->root;
- }
+ if (args->for_btnc)
+ NILFS_I(inode)->i_state |= BIT(NILFS_I_BTNC);
+ if (args->for_shadow)
+ NILFS_I(inode)->i_state |= BIT(NILFS_I_SHADOW);
return 0;
}
@@ -554,7 +574,8 @@ struct inode *nilfs_ilookup(struct super_block *sb, struct nilfs_root *root,
unsigned long ino)
{
struct nilfs_iget_args args = {
- .ino = ino, .root = root, .cno = 0, .for_gc = 0
+ .ino = ino, .root = root, .cno = 0, .for_gc = false,
+ .for_btnc = false, .for_shadow = false
};
return ilookup5(sb, ino, nilfs_iget_test, &args);
@@ -564,7 +585,8 @@ struct inode *nilfs_iget_locked(struct super_block *sb, struct nilfs_root *root,
unsigned long ino)
{
struct nilfs_iget_args args = {
- .ino = ino, .root = root, .cno = 0, .for_gc = 0
+ .ino = ino, .root = root, .cno = 0, .for_gc = false,
+ .for_btnc = false, .for_shadow = false
};
return iget5_locked(sb, ino, nilfs_iget_test, nilfs_iget_set, &args);
@@ -595,7 +617,8 @@ struct inode *nilfs_iget_for_gc(struct super_block *sb, unsigned long ino,
__u64 cno)
{
struct nilfs_iget_args args = {
- .ino = ino, .root = NULL, .cno = cno, .for_gc = 1
+ .ino = ino, .root = NULL, .cno = cno, .for_gc = true,
+ .for_btnc = false, .for_shadow = false
};
struct inode *inode;
int err;
@@ -615,6 +638,113 @@ struct inode *nilfs_iget_for_gc(struct super_block *sb, unsigned long ino,
return inode;
}
+/**
+ * nilfs_attach_btree_node_cache - attach a B-tree node cache to the inode
+ * @inode: inode object
+ *
+ * nilfs_attach_btree_node_cache() attaches a B-tree node cache to @inode,
+ * or does nothing if the inode already has it. This function allocates
+ * an additional inode to maintain page cache of B-tree nodes one-on-one.
+ *
+ * Return Value: On success, 0 is returned. On errors, one of the following
+ * negative error code is returned.
+ *
+ * %-ENOMEM - Insufficient memory available.
+ */
+int nilfs_attach_btree_node_cache(struct inode *inode)
+{
+ struct nilfs_inode_info *ii = NILFS_I(inode);
+ struct inode *btnc_inode;
+ struct nilfs_iget_args args;
+
+ if (ii->i_assoc_inode)
+ return 0;
+
+ args.ino = inode->i_ino;
+ args.root = ii->i_root;
+ args.cno = ii->i_cno;
+ args.for_gc = test_bit(NILFS_I_GCINODE, &ii->i_state) != 0;
+ args.for_btnc = true;
+ args.for_shadow = test_bit(NILFS_I_SHADOW, &ii->i_state) != 0;
+
+ btnc_inode = iget5_locked(inode->i_sb, inode->i_ino, nilfs_iget_test,
+ nilfs_iget_set, &args);
+ if (unlikely(!btnc_inode))
+ return -ENOMEM;
+ if (btnc_inode->i_state & I_NEW) {
+ nilfs_init_btnc_inode(btnc_inode);
+ unlock_new_inode(btnc_inode);
+ }
+ NILFS_I(btnc_inode)->i_assoc_inode = inode;
+ NILFS_I(btnc_inode)->i_bmap = ii->i_bmap;
+ ii->i_assoc_inode = btnc_inode;
+
+ return 0;
+}
+
+/**
+ * nilfs_detach_btree_node_cache - detach the B-tree node cache from the inode
+ * @inode: inode object
+ *
+ * nilfs_detach_btree_node_cache() detaches the B-tree node cache and its
+ * holder inode bound to @inode, or does nothing if @inode doesn't have it.
+ */
+void nilfs_detach_btree_node_cache(struct inode *inode)
+{
+ struct nilfs_inode_info *ii = NILFS_I(inode);
+ struct inode *btnc_inode = ii->i_assoc_inode;
+
+ if (btnc_inode) {
+ NILFS_I(btnc_inode)->i_assoc_inode = NULL;
+ ii->i_assoc_inode = NULL;
+ iput(btnc_inode);
+ }
+}
+
+/**
+ * nilfs_iget_for_shadow - obtain inode for shadow mapping
+ * @inode: inode object that uses shadow mapping
+ *
+ * nilfs_iget_for_shadow() allocates a pair of inodes that holds page
+ * caches for shadow mapping. The page cache for data pages is set up
+ * in one inode and the one for b-tree node pages is set up in the
+ * other inode, which is attached to the former inode.
+ *
+ * Return Value: On success, a pointer to the inode for data pages is
+ * returned. On errors, one of the following negative error code is returned
+ * in a pointer type.
+ *
+ * %-ENOMEM - Insufficient memory available.
+ */
+struct inode *nilfs_iget_for_shadow(struct inode *inode)
+{
+ struct nilfs_iget_args args = {
+ .ino = inode->i_ino, .root = NULL, .cno = 0, .for_gc = false,
+ .for_btnc = false, .for_shadow = true
+ };
+ struct inode *s_inode;
+ int err;
+
+ s_inode = iget5_locked(inode->i_sb, inode->i_ino, nilfs_iget_test,
+ nilfs_iget_set, &args);
+ if (unlikely(!s_inode))
+ return ERR_PTR(-ENOMEM);
+ if (!(s_inode->i_state & I_NEW))
+ return inode;
+
+ NILFS_I(s_inode)->i_flags = 0;
+ memset(NILFS_I(s_inode)->i_bmap, 0, sizeof(struct nilfs_bmap));
+ mapping_set_gfp_mask(s_inode->i_mapping, GFP_NOFS);
+
+ err = nilfs_attach_btree_node_cache(s_inode);
+ if (unlikely(err)) {
+ iget_failed(s_inode);
+ return ERR_PTR(err);
+ }
+ unlock_new_inode(s_inode);
+ return s_inode;
+}
+
void nilfs_write_inode_common(struct inode *inode,
struct nilfs_inode *raw_inode, int has_bmap)
{
@@ -762,7 +892,8 @@ static void nilfs_clear_inode(struct inode *inode)
if (test_bit(NILFS_I_BMAP, &ii->i_state))
nilfs_bmap_clear(ii->i_bmap);
- nilfs_btnode_cache_clear(&ii->i_btnode_cache);
+ if (!test_bit(NILFS_I_BTNC, &ii->i_state))
+ nilfs_detach_btree_node_cache(inode);
if (ii->i_root && inode->i_ino == NILFS_ROOT_INO)
nilfs_put_root(ii->i_root);
diff --git a/fs/nilfs2/mdt.c b/fs/nilfs2/mdt.c
index c0361ce45f62..e80ef2c0a785 100644
--- a/fs/nilfs2/mdt.c
+++ b/fs/nilfs2/mdt.c
@@ -469,9 +469,18 @@ int nilfs_mdt_init(struct inode *inode, gfp_t gfp_mask, size_t objsz)
void nilfs_mdt_clear(struct inode *inode)
{
struct nilfs_mdt_info *mdi = NILFS_MDT(inode);
+ struct nilfs_shadow_map *shadow = mdi->mi_shadow;
if (mdi->mi_palloc_cache)
nilfs_palloc_destroy_cache(inode);
+
+ if (shadow) {
+ struct inode *s_inode = shadow->inode;
+
+ shadow->inode = NULL;
+ iput(s_inode);
+ mdi->mi_shadow = NULL;
+ }
}
/**
@@ -505,12 +514,15 @@ int nilfs_mdt_setup_shadow_map(struct inode *inode,
struct nilfs_shadow_map *shadow)
{
struct nilfs_mdt_info *mi = NILFS_MDT(inode);
+ struct inode *s_inode;
INIT_LIST_HEAD(&shadow->frozen_buffers);
- address_space_init_once(&shadow->frozen_data);
- nilfs_mapping_init(&shadow->frozen_data, inode);
- address_space_init_once(&shadow->frozen_btnodes);
- nilfs_mapping_init(&shadow->frozen_btnodes, inode);
+
+ s_inode = nilfs_iget_for_shadow(inode);
+ if (IS_ERR(s_inode))
+ return PTR_ERR(s_inode);
+
+ shadow->inode = s_inode;
mi->mi_shadow = shadow;
return 0;
}
@@ -524,14 +536,15 @@ int nilfs_mdt_save_to_shadow_map(struct inode *inode)
struct nilfs_mdt_info *mi = NILFS_MDT(inode);
struct nilfs_inode_info *ii = NILFS_I(inode);
struct nilfs_shadow_map *shadow = mi->mi_shadow;
+ struct inode *s_inode = shadow->inode;
int ret;
- ret = nilfs_copy_dirty_pages(&shadow->frozen_data, inode->i_mapping);
+ ret = nilfs_copy_dirty_pages(s_inode->i_mapping, inode->i_mapping);
if (ret)
goto out;
- ret = nilfs_copy_dirty_pages(&shadow->frozen_btnodes,
- &ii->i_btnode_cache);
+ ret = nilfs_copy_dirty_pages(NILFS_I(s_inode)->i_assoc_inode->i_mapping,
+ ii->i_assoc_inode->i_mapping);
if (ret)
goto out;
@@ -547,7 +560,7 @@ int nilfs_mdt_freeze_buffer(struct inode *inode, struct buffer_head *bh)
struct page *page;
int blkbits = inode->i_blkbits;
- page = grab_cache_page(&shadow->frozen_data, bh->b_page->index);
+ page = grab_cache_page(shadow->inode->i_mapping, bh->b_page->index);
if (!page)
return -ENOMEM;
@@ -579,7 +592,7 @@ nilfs_mdt_get_frozen_buffer(struct inode *inode, struct buffer_head *bh)
struct page *page;
int n;
- page = find_lock_page(&shadow->frozen_data, bh->b_page->index);
+ page = find_lock_page(shadow->inode->i_mapping, bh->b_page->index);
if (page) {
if (page_has_buffers(page)) {
n = bh_offset(bh) >> inode->i_blkbits;
@@ -620,10 +633,11 @@ void nilfs_mdt_restore_from_shadow_map(struct inode *inode)
nilfs_palloc_clear_cache(inode);
nilfs_clear_dirty_pages(inode->i_mapping, true);
- nilfs_copy_back_pages(inode->i_mapping, &shadow->frozen_data);
+ nilfs_copy_back_pages(inode->i_mapping, shadow->inode->i_mapping);
- nilfs_clear_dirty_pages(&ii->i_btnode_cache, true);
- nilfs_copy_back_pages(&ii->i_btnode_cache, &shadow->frozen_btnodes);
+ nilfs_clear_dirty_pages(ii->i_assoc_inode->i_mapping, true);
+ nilfs_copy_back_pages(ii->i_assoc_inode->i_mapping,
+ NILFS_I(shadow->inode)->i_assoc_inode->i_mapping);
nilfs_bmap_restore(ii->i_bmap, &shadow->bmap_store);
@@ -638,10 +652,11 @@ void nilfs_mdt_clear_shadow_map(struct inode *inode)
{
struct nilfs_mdt_info *mi = NILFS_MDT(inode);
struct nilfs_shadow_map *shadow = mi->mi_shadow;
+ struct inode *shadow_btnc_inode = NILFS_I(shadow->inode)->i_assoc_inode;
down_write(&mi->mi_sem);
nilfs_release_frozen_buffers(shadow);
- truncate_inode_pages(&shadow->frozen_data, 0);
- truncate_inode_pages(&shadow->frozen_btnodes, 0);
+ truncate_inode_pages(shadow->inode->i_mapping, 0);
+ truncate_inode_pages(shadow_btnc_inode->i_mapping, 0);
up_write(&mi->mi_sem);
}
diff --git a/fs/nilfs2/mdt.h b/fs/nilfs2/mdt.h
index e77aea4bb921..9d8ac0d27c16 100644
--- a/fs/nilfs2/mdt.h
+++ b/fs/nilfs2/mdt.h
@@ -18,14 +18,12 @@
/**
* struct nilfs_shadow_map - shadow mapping of meta data file
* @bmap_store: shadow copy of bmap state
- * @frozen_data: shadowed dirty data pages
- * @frozen_btnodes: shadowed dirty b-tree nodes' pages
+ * @inode: holder of page caches used in shadow mapping
* @frozen_buffers: list of frozen buffers
*/
struct nilfs_shadow_map {
struct nilfs_bmap_store bmap_store;
- struct address_space frozen_data;
- struct address_space frozen_btnodes;
+ struct inode *inode;
struct list_head frozen_buffers;
};
diff --git a/fs/nilfs2/nilfs.h b/fs/nilfs2/nilfs.h
index f8450ee3fd06..9ca165bc97d2 100644
--- a/fs/nilfs2/nilfs.h
+++ b/fs/nilfs2/nilfs.h
@@ -28,7 +28,7 @@
* @i_xattr: <TODO>
* @i_dir_start_lookup: page index of last successful search
* @i_cno: checkpoint number for GC inode
- * @i_btnode_cache: cached pages of b-tree nodes
+ * @i_assoc_inode: associated inode (B-tree node cache holder or back pointer)
* @i_dirty: list for connecting dirty files
* @xattr_sem: semaphore for extended attributes processing
* @i_bh: buffer contains disk inode
@@ -43,7 +43,7 @@ struct nilfs_inode_info {
__u64 i_xattr; /* sector_t ??? */
__u32 i_dir_start_lookup;
__u64 i_cno; /* check point number for GC inode */
- struct address_space i_btnode_cache;
+ struct inode *i_assoc_inode;
struct list_head i_dirty; /* List for connecting dirty files */
#ifdef CONFIG_NILFS_XATTR
@@ -75,13 +75,6 @@ NILFS_BMAP_I(const struct nilfs_bmap *bmap)
return container_of(bmap, struct nilfs_inode_info, i_bmap_data);
}
-static inline struct inode *NILFS_BTNC_I(struct address_space *btnc)
-{
- struct nilfs_inode_info *ii =
- container_of(btnc, struct nilfs_inode_info, i_btnode_cache);
- return &ii->vfs_inode;
-}
-
/*
* Dynamic state flags of NILFS on-memory inode (i_state)
*/
@@ -98,6 +91,8 @@ enum {
NILFS_I_INODE_SYNC, /* dsync is not allowed for inode */
NILFS_I_BMAP, /* has bmap and btnode_cache */
NILFS_I_GCINODE, /* inode for GC, on memory only */
+ NILFS_I_BTNC, /* inode for btree node cache */
+ NILFS_I_SHADOW, /* inode for shadowed page cache */
};
/*
@@ -264,6 +259,9 @@ struct inode *nilfs_iget(struct super_block *sb, struct nilfs_root *root,
unsigned long ino);
extern struct inode *nilfs_iget_for_gc(struct super_block *sb,
unsigned long ino, __u64 cno);
+int nilfs_attach_btree_node_cache(struct inode *inode);
+void nilfs_detach_btree_node_cache(struct inode *inode);
+struct inode *nilfs_iget_for_shadow(struct inode *inode);
extern void nilfs_update_inode(struct inode *, struct buffer_head *, int);
extern void nilfs_truncate(struct inode *);
extern void nilfs_evict_inode(struct inode *);
diff --git a/fs/nilfs2/page.c b/fs/nilfs2/page.c
index 171fb5cd427f..d1a148f0cae3 100644
--- a/fs/nilfs2/page.c
+++ b/fs/nilfs2/page.c
@@ -448,10 +448,9 @@ void nilfs_mapping_init(struct address_space *mapping, struct inode *inode)
/*
* NILFS2 needs clear_page_dirty() in the following two cases:
*
- * 1) For B-tree node pages and data pages of the dat/gcdat, NILFS2 clears
- * page dirty flags when it copies back pages from the shadow cache
- * (gcdat->{i_mapping,i_btnode_cache}) to its original cache
- * (dat->{i_mapping,i_btnode_cache}).
+ * 1) For B-tree node pages and data pages of DAT file, NILFS2 clears dirty
+ * flag of pages when it copies back pages from shadow cache to the
+ * original cache.
*
* 2) Some B-tree operations like insertion or deletion may dispose buffers
* in dirty state, and this needs to cancel the dirty state of their pages.
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index e3726aca28ed..8350c2eaee75 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -738,15 +738,18 @@ static void nilfs_lookup_dirty_node_buffers(struct inode *inode,
struct list_head *listp)
{
struct nilfs_inode_info *ii = NILFS_I(inode);
- struct address_space *mapping = &ii->i_btnode_cache;
+ struct inode *btnc_inode = ii->i_assoc_inode;
struct pagevec pvec;
struct buffer_head *bh, *head;
unsigned int i;
pgoff_t index = 0;
+ if (!btnc_inode)
+ return;
+
pagevec_init(&pvec);
- while (pagevec_lookup_tag(&pvec, mapping, &index,
+ while (pagevec_lookup_tag(&pvec, btnc_inode->i_mapping, &index,
PAGECACHE_TAG_DIRTY)) {
for (i = 0; i < pagevec_count(&pvec); i++) {
bh = head = page_buffers(pvec.pages[i]);
@@ -2415,7 +2418,7 @@ nilfs_remove_written_gcinodes(struct the_nilfs *nilfs, struct list_head *head)
continue;
list_del_init(&ii->i_dirty);
truncate_inode_pages(&ii->vfs_inode.i_data, 0);
- nilfs_btnode_cache_clear(&ii->i_btnode_cache);
+ nilfs_btnode_cache_clear(ii->i_assoc_inode->i_mapping);
iput(&ii->vfs_inode);
}
}
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index 4abd928b0bc8..b9d30e8c43b0 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -157,7 +157,8 @@ struct inode *nilfs_alloc_inode(struct super_block *sb)
ii->i_bh = NULL;
ii->i_state = 0;
ii->i_cno = 0;
- nilfs_mapping_init(&ii->i_btnode_cache, &ii->vfs_inode);
+ ii->i_assoc_inode = NULL;
+ ii->i_bmap = &ii->i_bmap_data;
return &ii->vfs_inode;
}
@@ -1377,8 +1378,6 @@ static void nilfs_inode_init_once(void *obj)
#ifdef CONFIG_NILFS_XATTR
init_rwsem(&ii->xattr_sem);
#endif
- address_space_init_once(&ii->i_btnode_cache);
- ii->i_bmap = &ii->i_bmap_data;
inode_init_once(&ii->vfs_inode);
}
diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h
index 83fa08a06507..787fff5ec7f5 100644
--- a/include/linux/ceph/osd_client.h
+++ b/include/linux/ceph/osd_client.h
@@ -287,6 +287,9 @@ struct ceph_osd_linger_request {
rados_watcherrcb_t errcb;
void *data;
+ struct ceph_pagelist *request_pl;
+ struct page **notify_id_pages;
+
struct page ***preply_pages;
size_t *preply_len;
};
diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h
index a9361178c5db..a7d70cdee25e 100644
--- a/include/linux/dma-mapping.h
+++ b/include/linux/dma-mapping.h
@@ -61,14 +61,6 @@
*/
#define DMA_ATTR_PRIVILEGED (1UL << 9)
-/*
- * This is a hint to the DMA-mapping subsystem that the device is expected
- * to overwrite the entire mapped size, thus the caller does not require any
- * of the previous buffer contents to be preserved. This allows
- * bounce-buffering implementations to optimise DMA_FROM_DEVICE transfers.
- */
-#define DMA_ATTR_OVERWRITE (1UL << 10)
-
/*
* A dma_addr_t can hold any valid DMA or bus address for the platform. It can
* be given to a device to use as a DMA source or target. It is specific to a
diff --git a/include/linux/mc146818rtc.h b/include/linux/mc146818rtc.h
index 0661af17a758..1e0205811394 100644
--- a/include/linux/mc146818rtc.h
+++ b/include/linux/mc146818rtc.h
@@ -86,6 +86,8 @@ struct cmos_rtc_board_info {
/* 2 values for divider stage reset, others for "testing purposes only" */
# define RTC_DIV_RESET1 0x60
# define RTC_DIV_RESET2 0x70
+ /* In AMD BKDG bit 5 and 6 are reserved, bit 4 is for select dv0 bank */
+# define RTC_AMD_BANK_SELECT 0x10
/* Periodic intr. / Square wave rate select. 0=none, 1=32.8kHz,... 15=2Hz */
# define RTC_RATE_SELECT 0x0F
diff --git a/include/net/ip.h b/include/net/ip.h
index de2dc22a78f9..76aaa7eb5b82 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -55,6 +55,7 @@ struct inet_skb_parm {
#define IPSKB_DOREDIRECT BIT(5)
#define IPSKB_FRAG_PMTU BIT(6)
#define IPSKB_L3SLAVE BIT(7)
+#define IPSKB_NOPOLICY BIT(8)
u16 frag_max_size;
};
diff --git a/include/net/netns/xfrm.h b/include/net/netns/xfrm.h
index 22e1bc72b979..69e4161462fb 100644
--- a/include/net/netns/xfrm.h
+++ b/include/net/netns/xfrm.h
@@ -64,6 +64,9 @@ struct netns_xfrm {
u32 sysctl_aevent_rseqth;
int sysctl_larval_drop;
u32 sysctl_acq_expires;
+
+ u8 policy_default[XFRM_POLICY_MAX];
+
#ifdef CONFIG_SYSCTL
struct ctl_table_header *sysctl_hdr;
#endif
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 0049a7459649..8a9943d935f1 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -1091,6 +1091,27 @@ xfrm_state_addr_cmp(const struct xfrm_tmpl *tmpl, const struct xfrm_state *x, un
int __xfrm_policy_check(struct sock *, int dir, struct sk_buff *skb,
unsigned short family);
+static inline bool __xfrm_check_nopolicy(struct net *net, struct sk_buff *skb,
+ int dir)
+{
+ if (!net->xfrm.policy_count[dir] && !secpath_exists(skb))
+ return net->xfrm.policy_default[dir] == XFRM_USERPOLICY_ACCEPT;
+
+ return false;
+}
+
+static inline bool __xfrm_check_dev_nopolicy(struct sk_buff *skb,
+ int dir, unsigned short family)
+{
+ if (dir != XFRM_POLICY_OUT && family == AF_INET) {
+ /* same dst may be used for traffic originating from
+ * devices with different policy settings.
+ */
+ return IPCB(skb)->flags & IPSKB_NOPOLICY;
+ }
+ return skb_dst(skb) && (skb_dst(skb)->flags & DST_NOPOLICY);
+}
+
static inline int __xfrm_policy_check2(struct sock *sk, int dir,
struct sk_buff *skb,
unsigned int family, int reverse)
@@ -1101,9 +1122,9 @@ static inline int __xfrm_policy_check2(struct sock *sk, int dir,
if (sk && sk->sk_policy[XFRM_POLICY_IN])
return __xfrm_policy_check(sk, ndir, skb, family);
- return (!net->xfrm.policy_count[dir] && !secpath_exists(skb)) ||
- (skb_dst(skb) && (skb_dst(skb)->flags & DST_NOPOLICY)) ||
- __xfrm_policy_check(sk, ndir, skb, family);
+ return __xfrm_check_nopolicy(net, skb, dir) ||
+ __xfrm_check_dev_nopolicy(skb, dir, family) ||
+ __xfrm_policy_check(sk, ndir, skb, family);
}
static inline int xfrm_policy_check(struct sock *sk, int dir, struct sk_buff *skb, unsigned short family)
@@ -1155,9 +1176,12 @@ static inline int xfrm_route_forward(struct sk_buff *skb, unsigned short family)
{
struct net *net = dev_net(skb->dev);
- return !net->xfrm.policy_count[XFRM_POLICY_OUT] ||
- (skb_dst(skb)->flags & DST_NOXFRM) ||
- __xfrm_route_forward(skb, family);
+ if (!net->xfrm.policy_count[XFRM_POLICY_OUT] &&
+ net->xfrm.policy_default[XFRM_POLICY_OUT] == XFRM_USERPOLICY_ACCEPT)
+ return true;
+
+ return (skb_dst(skb)->flags & DST_NOXFRM) ||
+ __xfrm_route_forward(skb, family);
}
static inline int xfrm4_route_forward(struct sk_buff *skb)
diff --git a/include/uapi/linux/dma-buf.h b/include/uapi/linux/dma-buf.h
index 7f30393b92c3..f76d11725c6c 100644
--- a/include/uapi/linux/dma-buf.h
+++ b/include/uapi/linux/dma-buf.h
@@ -44,7 +44,7 @@ struct dma_buf_sync {
* between them in actual uapi, they're just different numbers.
*/
#define DMA_BUF_SET_NAME _IOW(DMA_BUF_BASE, 1, const char *)
-#define DMA_BUF_SET_NAME_A _IOW(DMA_BUF_BASE, 1, u32)
-#define DMA_BUF_SET_NAME_B _IOW(DMA_BUF_BASE, 1, u64)
+#define DMA_BUF_SET_NAME_A _IOW(DMA_BUF_BASE, 1, __u32)
+#define DMA_BUF_SET_NAME_B _IOW(DMA_BUF_BASE, 1, __u64)
#endif
diff --git a/include/uapi/linux/xfrm.h b/include/uapi/linux/xfrm.h
index 90ddb49fce84..65e13a099b1a 100644
--- a/include/uapi/linux/xfrm.h
+++ b/include/uapi/linux/xfrm.h
@@ -215,6 +215,11 @@ enum {
XFRM_MSG_MAPPING,
#define XFRM_MSG_MAPPING XFRM_MSG_MAPPING
+
+ XFRM_MSG_SETDEFAULT,
+#define XFRM_MSG_SETDEFAULT XFRM_MSG_SETDEFAULT
+ XFRM_MSG_GETDEFAULT,
+#define XFRM_MSG_GETDEFAULT XFRM_MSG_GETDEFAULT
__XFRM_MSG_MAX
};
#define XFRM_MSG_MAX (__XFRM_MSG_MAX - 1)
@@ -515,6 +520,15 @@ struct xfrm_user_offload {
#define XFRM_OFFLOAD_IPV6 1
#define XFRM_OFFLOAD_INBOUND 2
+struct xfrm_userpolicy_default {
+#define XFRM_USERPOLICY_UNSPEC 0
+#define XFRM_USERPOLICY_BLOCK 1
+#define XFRM_USERPOLICY_ACCEPT 2
+ __u8 in;
+ __u8 fwd;
+ __u8 out;
+};
+
#ifndef __KERNEL__
/* backwards compatibility for userspace */
#define XFRMGRP_ACQUIRE 1
diff --git a/kernel/dma/swiotlb.c b/kernel/dma/swiotlb.c
index 62b1e5fa8673..274587a57717 100644
--- a/kernel/dma/swiotlb.c
+++ b/kernel/dma/swiotlb.c
@@ -597,10 +597,14 @@ phys_addr_t swiotlb_tbl_map_single(struct device *dev, phys_addr_t orig_addr,
io_tlb_orig_addr[index + i] = slot_addr(orig_addr, i);
tlb_addr = slot_addr(io_tlb_start, index) + offset;
- if (!(attrs & DMA_ATTR_SKIP_CPU_SYNC) &&
- (!(attrs & DMA_ATTR_OVERWRITE) || dir == DMA_TO_DEVICE ||
- dir == DMA_BIDIRECTIONAL))
- swiotlb_bounce(orig_addr, tlb_addr, mapping_size, DMA_TO_DEVICE);
+ /*
+ * When dir == DMA_FROM_DEVICE we could omit the copy from the orig
+ * to the tlb buffer, if we knew for sure the device will
+ * overwirte the entire current content. But we don't. Thus
+ * unconditional bounce may prevent leaking swiotlb content (i.e.
+ * kernel memory) to user-space.
+ */
+ swiotlb_bounce(orig_addr, tlb_addr, mapping_size, DMA_TO_DEVICE);
return tlb_addr;
}
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 9aa6563587d8..8ba155a7b59e 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -11946,6 +11946,9 @@ SYSCALL_DEFINE5(perf_event_open,
* Do not allow to attach to a group in a different task
* or CPU context. If we're moving SW events, we'll fix
* this up later, so allow that.
+ *
+ * Racy, not holding group_leader->ctx->mutex, see comment with
+ * perf_event_ctx_lock().
*/
if (!move_group && group_leader->ctx != ctx)
goto err_context;
@@ -12013,6 +12016,7 @@ SYSCALL_DEFINE5(perf_event_open,
} else {
perf_event_ctx_unlock(group_leader, gctx);
move_group = 0;
+ goto not_move_group;
}
}
@@ -12029,7 +12033,17 @@ SYSCALL_DEFINE5(perf_event_open,
}
} else {
mutex_lock(&ctx->mutex);
+
+ /*
+ * Now that we hold ctx->lock, (re)validate group_leader->ctx == ctx,
+ * see the group_leader && !move_group test earlier.
+ */
+ if (group_leader && group_leader->ctx != ctx) {
+ err = -EINVAL;
+ goto err_locked;
+ }
}
+not_move_group:
if (ctx->task == TASK_TOMBSTONE) {
err = -ESRCH;
diff --git a/kernel/module.c b/kernel/module.c
index 5f4403198f04..6a0fd245c048 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -2280,6 +2280,15 @@ void *__symbol_get(const char *symbol)
}
EXPORT_SYMBOL_GPL(__symbol_get);
+static bool module_init_layout_section(const char *sname)
+{
+#ifndef CONFIG_MODULE_UNLOAD
+ if (module_exit_section(sname))
+ return true;
+#endif
+ return module_init_section(sname);
+}
+
/*
* Ensure that an exported symbol [global namespace] does not already exist
* in the kernel or in some other module's exported symbol table.
@@ -2489,7 +2498,7 @@ static void layout_sections(struct module *mod, struct load_info *info)
if ((s->sh_flags & masks[m][0]) != masks[m][0]
|| (s->sh_flags & masks[m][1])
|| s->sh_entsize != ~0UL
- || module_init_section(sname))
+ || module_init_layout_section(sname))
continue;
s->sh_entsize = get_offset(mod, &mod->core_layout.size, s, i);
pr_debug("\t%s\n", sname);
@@ -2522,7 +2531,7 @@ static void layout_sections(struct module *mod, struct load_info *info)
if ((s->sh_flags & masks[m][0]) != masks[m][0]
|| (s->sh_flags & masks[m][1])
|| s->sh_entsize != ~0UL
- || !module_init_section(sname))
+ || !module_init_layout_section(sname))
continue;
s->sh_entsize = (get_offset(mod, &mod->init_layout.size, s, i)
| INIT_OFFSET_MASK);
@@ -3171,11 +3180,6 @@ static int rewrite_section_headers(struct load_info *info, int flags)
temporary image. */
shdr->sh_addr = (size_t)info->hdr + shdr->sh_offset;
-#ifndef CONFIG_MODULE_UNLOAD
- /* Don't load .exit sections */
- if (module_exit_section(info->secstrings+shdr->sh_name))
- shdr->sh_flags &= ~(unsigned long)SHF_ALLOC;
-#endif
}
/* Track but don't keep modinfo and version sections. */
diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c
index 59a318b9f646..bf5bf148091f 100644
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -43,6 +43,13 @@ static int br_pass_frame_up(struct sk_buff *skb)
u64_stats_update_end(&brstats->syncp);
vg = br_vlan_group_rcu(br);
+
+ /* Reset the offload_fwd_mark because there could be a stacked
+ * bridge above, and it should not think this bridge it doing
+ * that bridge's work forwarding out its ports.
+ */
+ br_switchdev_frame_unmark(skb);
+
/* Bridge is just like any other port. Make sure the
* packet is allowed except in promisc modue when someone
* may be running packet capture.
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index 7901ab6c79fd..1e9fab79e245 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -537,43 +537,6 @@ static void request_init(struct ceph_osd_request *req)
target_init(&req->r_t);
}
-/*
- * This is ugly, but it allows us to reuse linger registration and ping
- * requests, keeping the structure of the code around send_linger{_ping}()
- * reasonable. Setting up a min_nr=2 mempool for each linger request
- * and dealing with copying ops (this blasts req only, watch op remains
- * intact) isn't any better.
- */
-static void request_reinit(struct ceph_osd_request *req)
-{
- struct ceph_osd_client *osdc = req->r_osdc;
- bool mempool = req->r_mempool;
- unsigned int num_ops = req->r_num_ops;
- u64 snapid = req->r_snapid;
- struct ceph_snap_context *snapc = req->r_snapc;
- bool linger = req->r_linger;
- struct ceph_msg *request_msg = req->r_request;
- struct ceph_msg *reply_msg = req->r_reply;
-
- dout("%s req %p\n", __func__, req);
- WARN_ON(kref_read(&req->r_kref) != 1);
- request_release_checks(req);
-
- WARN_ON(kref_read(&request_msg->kref) != 1);
- WARN_ON(kref_read(&reply_msg->kref) != 1);
- target_destroy(&req->r_t);
-
- request_init(req);
- req->r_osdc = osdc;
- req->r_mempool = mempool;
- req->r_num_ops = num_ops;
- req->r_snapid = snapid;
- req->r_snapc = snapc;
- req->r_linger = linger;
- req->r_request = request_msg;
- req->r_reply = reply_msg;
-}
-
struct ceph_osd_request *ceph_osdc_alloc_request(struct ceph_osd_client *osdc,
struct ceph_snap_context *snapc,
unsigned int num_ops,
@@ -918,14 +881,30 @@ EXPORT_SYMBOL(osd_req_op_xattr_init);
* @watch_opcode: CEPH_OSD_WATCH_OP_*
*/
static void osd_req_op_watch_init(struct ceph_osd_request *req, int which,
- u64 cookie, u8 watch_opcode)
+ u8 watch_opcode, u64 cookie, u32 gen)
{
struct ceph_osd_req_op *op;
op = osd_req_op_init(req, which, CEPH_OSD_OP_WATCH, 0);
op->watch.cookie = cookie;
op->watch.op = watch_opcode;
- op->watch.gen = 0;
+ op->watch.gen = gen;
+}
+
+/*
+ * prot_ver, timeout and notify payload (may be empty) should already be
+ * encoded in @request_pl
+ */
+static void osd_req_op_notify_init(struct ceph_osd_request *req, int which,
+ u64 cookie, struct ceph_pagelist *request_pl)
+{
+ struct ceph_osd_req_op *op;
+
+ op = osd_req_op_init(req, which, CEPH_OSD_OP_NOTIFY, 0);
+ op->notify.cookie = cookie;
+
+ ceph_osd_data_pagelist_init(&op->notify.request_data, request_pl);
+ op->indata_len = request_pl->length;
}
/*
@@ -2727,10 +2706,13 @@ static void linger_release(struct kref *kref)
WARN_ON(!list_empty(&lreq->pending_lworks));
WARN_ON(lreq->osd);
- if (lreq->reg_req)
- ceph_osdc_put_request(lreq->reg_req);
- if (lreq->ping_req)
- ceph_osdc_put_request(lreq->ping_req);
+ if (lreq->request_pl)
+ ceph_pagelist_release(lreq->request_pl);
+ if (lreq->notify_id_pages)
+ ceph_release_page_vector(lreq->notify_id_pages, 1);
+
+ ceph_osdc_put_request(lreq->reg_req);
+ ceph_osdc_put_request(lreq->ping_req);
target_destroy(&lreq->t);
kfree(lreq);
}
@@ -2999,6 +2981,12 @@ static void linger_commit_cb(struct ceph_osd_request *req)
struct ceph_osd_linger_request *lreq = req->r_priv;
mutex_lock(&lreq->lock);
+ if (req != lreq->reg_req) {
+ dout("%s lreq %p linger_id %llu unknown req (%p != %p)\n",
+ __func__, lreq, lreq->linger_id, req, lreq->reg_req);
+ goto out;
+ }
+
dout("%s lreq %p linger_id %llu result %d\n", __func__, lreq,
lreq->linger_id, req->r_result);
linger_reg_commit_complete(lreq, req->r_result);
@@ -3022,6 +3010,7 @@ static void linger_commit_cb(struct ceph_osd_request *req)
}
}
+out:
mutex_unlock(&lreq->lock);
linger_put(lreq);
}
@@ -3044,6 +3033,12 @@ static void linger_reconnect_cb(struct ceph_osd_request *req)
struct ceph_osd_linger_request *lreq = req->r_priv;
mutex_lock(&lreq->lock);
+ if (req != lreq->reg_req) {
+ dout("%s lreq %p linger_id %llu unknown req (%p != %p)\n",
+ __func__, lreq, lreq->linger_id, req, lreq->reg_req);
+ goto out;
+ }
+
dout("%s lreq %p linger_id %llu result %d last_error %d\n", __func__,
lreq, lreq->linger_id, req->r_result, lreq->last_error);
if (req->r_result < 0) {
@@ -3053,46 +3048,64 @@ static void linger_reconnect_cb(struct ceph_osd_request *req)
}
}
+out:
mutex_unlock(&lreq->lock);
linger_put(lreq);
}
static void send_linger(struct ceph_osd_linger_request *lreq)
{
- struct ceph_osd_request *req = lreq->reg_req;
- struct ceph_osd_req_op *op = &req->r_ops[0];
+ struct ceph_osd_client *osdc = lreq->osdc;
+ struct ceph_osd_request *req;
+ int ret;
- verify_osdc_wrlocked(req->r_osdc);
+ verify_osdc_wrlocked(osdc);
+ mutex_lock(&lreq->lock);
dout("%s lreq %p linger_id %llu\n", __func__, lreq, lreq->linger_id);
- if (req->r_osd)
- cancel_linger_request(req);
+ if (lreq->reg_req) {
+ if (lreq->reg_req->r_osd)
+ cancel_linger_request(lreq->reg_req);
+ ceph_osdc_put_request(lreq->reg_req);
+ }
+
+ req = ceph_osdc_alloc_request(osdc, NULL, 1, true, GFP_NOIO);
+ BUG_ON(!req);
- request_reinit(req);
target_copy(&req->r_t, &lreq->t);
req->r_mtime = lreq->mtime;
- mutex_lock(&lreq->lock);
if (lreq->is_watch && lreq->committed) {
- WARN_ON(op->op != CEPH_OSD_OP_WATCH ||
- op->watch.cookie != lreq->linger_id);
- op->watch.op = CEPH_OSD_WATCH_OP_RECONNECT;
- op->watch.gen = ++lreq->register_gen;
+ osd_req_op_watch_init(req, 0, CEPH_OSD_WATCH_OP_RECONNECT,
+ lreq->linger_id, ++lreq->register_gen);
dout("lreq %p reconnect register_gen %u\n", lreq,
- op->watch.gen);
+ req->r_ops[0].watch.gen);
req->r_callback = linger_reconnect_cb;
} else {
- if (!lreq->is_watch)
+ if (lreq->is_watch) {
+ osd_req_op_watch_init(req, 0, CEPH_OSD_WATCH_OP_WATCH,
+ lreq->linger_id, 0);
+ } else {
lreq->notify_id = 0;
- else
- WARN_ON(op->watch.op != CEPH_OSD_WATCH_OP_WATCH);
+
+ refcount_inc(&lreq->request_pl->refcnt);
+ osd_req_op_notify_init(req, 0, lreq->linger_id,
+ lreq->request_pl);
+ ceph_osd_data_pages_init(
+ osd_req_op_data(req, 0, notify, response_data),
+ lreq->notify_id_pages, PAGE_SIZE, 0, false, false);
+ }
dout("lreq %p register\n", lreq);
req->r_callback = linger_commit_cb;
}
- mutex_unlock(&lreq->lock);
+
+ ret = ceph_osdc_alloc_messages(req, GFP_NOIO);
+ BUG_ON(ret);
req->r_priv = linger_get(lreq);
req->r_linger = true;
+ lreq->reg_req = req;
+ mutex_unlock(&lreq->lock);
submit_request(req, true);
}
@@ -3102,6 +3115,12 @@ static void linger_ping_cb(struct ceph_osd_request *req)
struct ceph_osd_linger_request *lreq = req->r_priv;
mutex_lock(&lreq->lock);
+ if (req != lreq->ping_req) {
+ dout("%s lreq %p linger_id %llu unknown req (%p != %p)\n",
+ __func__, lreq, lreq->linger_id, req, lreq->ping_req);
+ goto out;
+ }
+
dout("%s lreq %p linger_id %llu result %d ping_sent %lu last_error %d\n",
__func__, lreq, lreq->linger_id, req->r_result, lreq->ping_sent,
lreq->last_error);
@@ -3117,6 +3136,7 @@ static void linger_ping_cb(struct ceph_osd_request *req)
lreq->register_gen, req->r_ops[0].watch.gen);
}
+out:
mutex_unlock(&lreq->lock);
linger_put(lreq);
}
@@ -3124,8 +3144,8 @@ static void linger_ping_cb(struct ceph_osd_request *req)
static void send_linger_ping(struct ceph_osd_linger_request *lreq)
{
struct ceph_osd_client *osdc = lreq->osdc;
- struct ceph_osd_request *req = lreq->ping_req;
- struct ceph_osd_req_op *op = &req->r_ops[0];
+ struct ceph_osd_request *req;
+ int ret;
if (ceph_osdmap_flag(osdc, CEPH_OSDMAP_PAUSERD)) {
dout("%s PAUSERD\n", __func__);
@@ -3137,19 +3157,26 @@ static void send_linger_ping(struct ceph_osd_linger_request *lreq)
__func__, lreq, lreq->linger_id, lreq->ping_sent,
lreq->register_gen);
- if (req->r_osd)
- cancel_linger_request(req);
+ if (lreq->ping_req) {
+ if (lreq->ping_req->r_osd)
+ cancel_linger_request(lreq->ping_req);
+ ceph_osdc_put_request(lreq->ping_req);
+ }
- request_reinit(req);
- target_copy(&req->r_t, &lreq->t);
+ req = ceph_osdc_alloc_request(osdc, NULL, 1, true, GFP_NOIO);
+ BUG_ON(!req);
- WARN_ON(op->op != CEPH_OSD_OP_WATCH ||
- op->watch.cookie != lreq->linger_id ||
- op->watch.op != CEPH_OSD_WATCH_OP_PING);
- op->watch.gen = lreq->register_gen;
+ target_copy(&req->r_t, &lreq->t);
+ osd_req_op_watch_init(req, 0, CEPH_OSD_WATCH_OP_PING, lreq->linger_id,
+ lreq->register_gen);
req->r_callback = linger_ping_cb;
+
+ ret = ceph_osdc_alloc_messages(req, GFP_NOIO);
+ BUG_ON(ret);
+
req->r_priv = linger_get(lreq);
req->r_linger = true;
+ lreq->ping_req = req;
ceph_osdc_get_request(req);
account_request(req);
@@ -3165,12 +3192,6 @@ static void linger_submit(struct ceph_osd_linger_request *lreq)
down_write(&osdc->lock);
linger_register(lreq);
- if (lreq->is_watch) {
- lreq->reg_req->r_ops[0].watch.cookie = lreq->linger_id;
- lreq->ping_req->r_ops[0].watch.cookie = lreq->linger_id;
- } else {
- lreq->reg_req->r_ops[0].notify.cookie = lreq->linger_id;
- }
calc_target(osdc, &lreq->t, false);
osd = lookup_create_osd(osdc, lreq->t.osd, true);
@@ -3202,9 +3223,9 @@ static void cancel_linger_map_check(struct ceph_osd_linger_request *lreq)
*/
static void __linger_cancel(struct ceph_osd_linger_request *lreq)
{
- if (lreq->is_watch && lreq->ping_req->r_osd)
+ if (lreq->ping_req && lreq->ping_req->r_osd)
cancel_linger_request(lreq->ping_req);
- if (lreq->reg_req->r_osd)
+ if (lreq->reg_req && lreq->reg_req->r_osd)
cancel_linger_request(lreq->reg_req);
cancel_linger_map_check(lreq);
unlink_linger(lreq->osd, lreq);
@@ -4651,43 +4672,6 @@ void ceph_osdc_sync(struct ceph_osd_client *osdc)
}
EXPORT_SYMBOL(ceph_osdc_sync);
-static struct ceph_osd_request *
-alloc_linger_request(struct ceph_osd_linger_request *lreq)
-{
- struct ceph_osd_request *req;
-
- req = ceph_osdc_alloc_request(lreq->osdc, NULL, 1, false, GFP_NOIO);
- if (!req)
- return NULL;
-
- ceph_oid_copy(&req->r_base_oid, &lreq->t.base_oid);
- ceph_oloc_copy(&req->r_base_oloc, &lreq->t.base_oloc);
- return req;
-}
-
-static struct ceph_osd_request *
-alloc_watch_request(struct ceph_osd_linger_request *lreq, u8 watch_opcode)
-{
- struct ceph_osd_request *req;
-
- req = alloc_linger_request(lreq);
- if (!req)
- return NULL;
-
- /*
- * Pass 0 for cookie because we don't know it yet, it will be
- * filled in by linger_submit().
- */
- osd_req_op_watch_init(req, 0, 0, watch_opcode);
-
- if (ceph_osdc_alloc_messages(req, GFP_NOIO)) {
- ceph_osdc_put_request(req);
- return NULL;
- }
-
- return req;
-}
-
/*
* Returns a handle, caller owns a ref.
*/
@@ -4717,18 +4701,6 @@ ceph_osdc_watch(struct ceph_osd_client *osdc,
lreq->t.flags = CEPH_OSD_FLAG_WRITE;
ktime_get_real_ts64(&lreq->mtime);
- lreq->reg_req = alloc_watch_request(lreq, CEPH_OSD_WATCH_OP_WATCH);
- if (!lreq->reg_req) {
- ret = -ENOMEM;
- goto err_put_lreq;
- }
-
- lreq->ping_req = alloc_watch_request(lreq, CEPH_OSD_WATCH_OP_PING);
- if (!lreq->ping_req) {
- ret = -ENOMEM;
- goto err_put_lreq;
- }
-
linger_submit(lreq);
ret = linger_reg_commit_wait(lreq);
if (ret) {
@@ -4766,8 +4738,8 @@ int ceph_osdc_unwatch(struct ceph_osd_client *osdc,
ceph_oloc_copy(&req->r_base_oloc, &lreq->t.base_oloc);
req->r_flags = CEPH_OSD_FLAG_WRITE;
ktime_get_real_ts64(&req->r_mtime);
- osd_req_op_watch_init(req, 0, lreq->linger_id,
- CEPH_OSD_WATCH_OP_UNWATCH);
+ osd_req_op_watch_init(req, 0, CEPH_OSD_WATCH_OP_UNWATCH,
+ lreq->linger_id, 0);
ret = ceph_osdc_alloc_messages(req, GFP_NOIO);
if (ret)
@@ -4853,35 +4825,6 @@ int ceph_osdc_notify_ack(struct ceph_osd_client *osdc,
}
EXPORT_SYMBOL(ceph_osdc_notify_ack);
-static int osd_req_op_notify_init(struct ceph_osd_request *req, int which,
- u64 cookie, u32 prot_ver, u32 timeout,
- void *payload, u32 payload_len)
-{
- struct ceph_osd_req_op *op;
- struct ceph_pagelist *pl;
- int ret;
-
- op = osd_req_op_init(req, which, CEPH_OSD_OP_NOTIFY, 0);
- op->notify.cookie = cookie;
-
- pl = ceph_pagelist_alloc(GFP_NOIO);
- if (!pl)
- return -ENOMEM;
-
- ret = ceph_pagelist_encode_32(pl, 1); /* prot_ver */
- ret |= ceph_pagelist_encode_32(pl, timeout);
- ret |= ceph_pagelist_encode_32(pl, payload_len);
- ret |= ceph_pagelist_append(pl, payload, payload_len);
- if (ret) {
- ceph_pagelist_release(pl);
- return -ENOMEM;
- }
-
- ceph_osd_data_pagelist_init(&op->notify.request_data, pl);
- op->indata_len = pl->length;
- return 0;
-}
-
/*
* @timeout: in seconds
*
@@ -4900,7 +4843,6 @@ int ceph_osdc_notify(struct ceph_osd_client *osdc,
size_t *preply_len)
{
struct ceph_osd_linger_request *lreq;
- struct page **pages;
int ret;
WARN_ON(!timeout);
@@ -4913,41 +4855,35 @@ int ceph_osdc_notify(struct ceph_osd_client *osdc,
if (!lreq)
return -ENOMEM;
- lreq->preply_pages = preply_pages;
- lreq->preply_len = preply_len;
-
- ceph_oid_copy(&lreq->t.base_oid, oid);
- ceph_oloc_copy(&lreq->t.base_oloc, oloc);
- lreq->t.flags = CEPH_OSD_FLAG_READ;
-
- lreq->reg_req = alloc_linger_request(lreq);
- if (!lreq->reg_req) {
+ lreq->request_pl = ceph_pagelist_alloc(GFP_NOIO);
+ if (!lreq->request_pl) {
ret = -ENOMEM;
goto out_put_lreq;
}
- /*
- * Pass 0 for cookie because we don't know it yet, it will be
- * filled in by linger_submit().
- */
- ret = osd_req_op_notify_init(lreq->reg_req, 0, 0, 1, timeout,
- payload, payload_len);
- if (ret)
+ ret = ceph_pagelist_encode_32(lreq->request_pl, 1); /* prot_ver */
+ ret |= ceph_pagelist_encode_32(lreq->request_pl, timeout);
+ ret |= ceph_pagelist_encode_32(lreq->request_pl, payload_len);
+ ret |= ceph_pagelist_append(lreq->request_pl, payload, payload_len);
+ if (ret) {
+ ret = -ENOMEM;
goto out_put_lreq;
+ }
/* for notify_id */
- pages = ceph_alloc_page_vector(1, GFP_NOIO);
- if (IS_ERR(pages)) {
- ret = PTR_ERR(pages);
+ lreq->notify_id_pages = ceph_alloc_page_vector(1, GFP_NOIO);
+ if (IS_ERR(lreq->notify_id_pages)) {
+ ret = PTR_ERR(lreq->notify_id_pages);
+ lreq->notify_id_pages = NULL;
goto out_put_lreq;
}
- ceph_osd_data_pages_init(osd_req_op_data(lreq->reg_req, 0, notify,
- response_data),
- pages, PAGE_SIZE, 0, false, true);
- ret = ceph_osdc_alloc_messages(lreq->reg_req, GFP_NOIO);
- if (ret)
- goto out_put_lreq;
+ lreq->preply_pages = preply_pages;
+ lreq->preply_len = preply_len;
+
+ ceph_oid_copy(&lreq->t.base_oid, oid);
+ ceph_oloc_copy(&lreq->t.base_oloc, oloc);
+ lreq->t.flags = CEPH_OSD_FLAG_READ;
linger_submit(lreq);
ret = linger_reg_commit_wait(lreq);
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 4080e3c6c50d..aab8ac383d5d 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1765,6 +1765,7 @@ static int ip_route_input_mc(struct sk_buff *skb, __be32 daddr, __be32 saddr,
struct in_device *in_dev = __in_dev_get_rcu(dev);
unsigned int flags = RTCF_MULTICAST;
struct rtable *rth;
+ bool no_policy;
u32 itag = 0;
int err;
@@ -1775,8 +1776,12 @@ static int ip_route_input_mc(struct sk_buff *skb, __be32 daddr, __be32 saddr,
if (our)
flags |= RTCF_LOCAL;
+ no_policy = IN_DEV_ORCONF(in_dev, NOPOLICY);
+ if (no_policy)
+ IPCB(skb)->flags |= IPSKB_NOPOLICY;
+
rth = rt_dst_alloc(dev_net(dev)->loopback_dev, flags, RTN_MULTICAST,
- IN_DEV_CONF_GET(in_dev, NOPOLICY), false);
+ no_policy, false);
if (!rth)
return -ENOBUFS;
@@ -1835,7 +1840,7 @@ static int __mkroute_input(struct sk_buff *skb,
struct rtable *rth;
int err;
struct in_device *out_dev;
- bool do_cache;
+ bool do_cache, no_policy;
u32 itag = 0;
/* get a working reference to the output device */
@@ -1880,6 +1885,10 @@ static int __mkroute_input(struct sk_buff *skb,
}
}
+ no_policy = IN_DEV_ORCONF(in_dev, NOPOLICY);
+ if (no_policy)
+ IPCB(skb)->flags |= IPSKB_NOPOLICY;
+
fnhe = find_exception(nhc, daddr);
if (do_cache) {
if (fnhe)
@@ -1892,9 +1901,8 @@ static int __mkroute_input(struct sk_buff *skb,
}
}
- rth = rt_dst_alloc(out_dev->dev, 0, res->type,
- IN_DEV_CONF_GET(in_dev, NOPOLICY),
- IN_DEV_CONF_GET(out_dev, NOXFRM));
+ rth = rt_dst_alloc(out_dev->dev, 0, res->type, no_policy,
+ IN_DEV_ORCONF(out_dev, NOXFRM));
if (!rth) {
err = -ENOBUFS;
goto cleanup;
@@ -2145,6 +2153,7 @@ static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr,
struct rtable *rth;
struct flowi4 fl4;
bool do_cache = true;
+ bool no_policy;
/* IP on this device is disabled. */
@@ -2262,6 +2271,10 @@ out: return err;
RT_CACHE_STAT_INC(in_brd);
local_input:
+ no_policy = IN_DEV_ORCONF(in_dev, NOPOLICY);
+ if (no_policy)
+ IPCB(skb)->flags |= IPSKB_NOPOLICY;
+
do_cache &= res->fi && !itag;
if (do_cache) {
struct fib_nh_common *nhc = FIB_RES_NHC(*res);
@@ -2276,7 +2289,7 @@ out: return err;
rth = rt_dst_alloc(ip_rt_get_dev(net, res),
flags | RTCF_LOCAL, res->type,
- IN_DEV_CONF_GET(in_dev, NOPOLICY), false);
+ no_policy, false);
if (!rth)
goto e_nobufs;
@@ -2499,8 +2512,8 @@ static struct rtable *__mkroute_output(const struct fib_result *res,
add:
rth = rt_dst_alloc(dev_out, flags, type,
- IN_DEV_CONF_GET(in_dev, NOPOLICY),
- IN_DEV_CONF_GET(in_dev, NOXFRM));
+ IN_DEV_ORCONF(in_dev, NOPOLICY),
+ IN_DEV_ORCONF(in_dev, NOXFRM));
if (!rth)
return ERR_PTR(-ENOBUFS);
diff --git a/net/key/af_key.c b/net/key/af_key.c
index bd9b5c573b5a..61505b0df57d 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -2830,8 +2830,10 @@ static int pfkey_process(struct sock *sk, struct sk_buff *skb, const struct sadb
void *ext_hdrs[SADB_EXT_MAX];
int err;
- pfkey_broadcast(skb_clone(skb, GFP_KERNEL), GFP_KERNEL,
- BROADCAST_PROMISC_ONLY, NULL, sock_net(sk));
+ err = pfkey_broadcast(skb_clone(skb, GFP_KERNEL), GFP_KERNEL,
+ BROADCAST_PROMISC_ONLY, NULL, sock_net(sk));
+ if (err)
+ return err;
memset(ext_hdrs, 0, sizeof(ext_hdrs));
err = parse_exthdrs(skb, hdr, ext_hdrs);
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 1e7614abd947..e991abb45f68 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1387,8 +1387,7 @@ static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx,
goto dont_reorder;
/* not part of a BA session */
- if (ack_policy != IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK &&
- ack_policy != IEEE80211_QOS_CTL_ACK_POLICY_NORMAL)
+ if (ack_policy == IEEE80211_QOS_CTL_ACK_POLICY_NOACK)
goto dont_reorder;
/* new, potentially un-ordered, ampdu frame - process it */
diff --git a/net/nfc/nci/data.c b/net/nfc/nci/data.c
index ce3382be937f..b002e18f38c8 100644
--- a/net/nfc/nci/data.c
+++ b/net/nfc/nci/data.c
@@ -118,7 +118,7 @@ static int nci_queue_tx_data_frags(struct nci_dev *ndev,
skb_frag = nci_skb_alloc(ndev,
(NCI_DATA_HDR_SIZE + frag_len),
- GFP_KERNEL);
+ GFP_ATOMIC);
if (skb_frag == NULL) {
rc = -ENOMEM;
goto free_exit;
diff --git a/net/nfc/nci/hci.c b/net/nfc/nci/hci.c
index 04e55ccb3383..4fe336ff2bfa 100644
--- a/net/nfc/nci/hci.c
+++ b/net/nfc/nci/hci.c
@@ -153,7 +153,7 @@ static int nci_hci_send_data(struct nci_dev *ndev, u8 pipe,
i = 0;
skb = nci_skb_alloc(ndev, conn_info->max_pkt_payload_len +
- NCI_DATA_HDR_SIZE, GFP_KERNEL);
+ NCI_DATA_HDR_SIZE, GFP_ATOMIC);
if (!skb)
return -ENOMEM;
@@ -186,7 +186,7 @@ static int nci_hci_send_data(struct nci_dev *ndev, u8 pipe,
if (i < data_len) {
skb = nci_skb_alloc(ndev,
conn_info->max_pkt_payload_len +
- NCI_DATA_HDR_SIZE, GFP_KERNEL);
+ NCI_DATA_HDR_SIZE, GFP_ATOMIC);
if (!skb)
return -ENOMEM;
diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c
index 90510298b32a..0d5463ddfd62 100644
--- a/net/sched/act_pedit.c
+++ b/net/sched/act_pedit.c
@@ -232,6 +232,10 @@ static int tcf_pedit_init(struct net *net, struct nlattr *nla,
for (i = 0; i < p->tcfp_nkeys; ++i) {
u32 cur = p->tcfp_keys[i].off;
+ /* sanitize the shift value for any later use */
+ p->tcfp_keys[i].shift = min_t(size_t, BITS_PER_TYPE(int) - 1,
+ p->tcfp_keys[i].shift);
+
/* The AT option can read a single byte, we can bound the actual
* value with uchar max.
*/
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 12f44ad4e0d8..f8d5f35cfc66 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -2955,6 +2955,15 @@ int nl80211_parse_chandef(struct cfg80211_registered_device *rdev,
} else if (attrs[NL80211_ATTR_CHANNEL_WIDTH]) {
chandef->width =
nla_get_u32(attrs[NL80211_ATTR_CHANNEL_WIDTH]);
+ if (chandef->chan->band == NL80211_BAND_S1GHZ) {
+ /* User input error for channel width doesn't match channel */
+ if (chandef->width != ieee80211_s1g_channel_width(chandef->chan)) {
+ NL_SET_ERR_MSG_ATTR(extack,
+ attrs[NL80211_ATTR_CHANNEL_WIDTH],
+ "bad channel width");
+ return -EINVAL;
+ }
+ }
if (attrs[NL80211_ATTR_CENTER_FREQ1]) {
chandef->center_freq1 =
nla_get_u32(attrs[NL80211_ATTR_CENTER_FREQ1]);
@@ -11086,18 +11095,23 @@ static int nl80211_set_tx_bitrate_mask(struct sk_buff *skb,
struct cfg80211_bitrate_mask mask;
struct cfg80211_registered_device *rdev = info->user_ptr[0];
struct net_device *dev = info->user_ptr[1];
+ struct wireless_dev *wdev = dev->ieee80211_ptr;
int err;
if (!rdev->ops->set_bitrate_mask)
return -EOPNOTSUPP;
+ wdev_lock(wdev);
err = nl80211_parse_tx_bitrate_mask(info, info->attrs,
NL80211_ATTR_TX_RATES, &mask,
dev);
if (err)
- return err;
+ goto out;
- return rdev_set_bitrate_mask(rdev, dev, NULL, &mask);
+ err = rdev_set_bitrate_mask(rdev, dev, NULL, &mask);
+out:
+ wdev_unlock(wdev);
+ return err;
}
static int nl80211_register_mgmt(struct sk_buff *skb, struct genl_info *info)
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 3d0ffd927004..93cbcc8f9b39 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -3161,6 +3161,11 @@ struct dst_entry *xfrm_lookup_with_ifid(struct net *net,
return dst;
nopol:
+ if (!(dst_orig->dev->flags & IFF_LOOPBACK) &&
+ net->xfrm.policy_default[dir] == XFRM_USERPOLICY_BLOCK) {
+ err = -EPERM;
+ goto error;
+ }
if (!(flags & XFRM_LOOKUP_ICMP)) {
dst = dst_orig;
goto ok;
@@ -3608,6 +3613,11 @@ int __xfrm_policy_check(struct sock *sk, int dir, struct sk_buff *skb,
}
if (!pol) {
+ if (net->xfrm.policy_default[dir] == XFRM_USERPOLICY_BLOCK) {
+ XFRM_INC_STATS(net, LINUX_MIB_XFRMINNOPOLS);
+ return 0;
+ }
+
if (sp && secpath_has_nontransport(sp, 0, &xerr_idx)) {
xfrm_secpath_reject(xerr_idx, skb, &fl);
XFRM_INC_STATS(net, LINUX_MIB_XFRMINNOPOLS);
@@ -3662,6 +3672,13 @@ int __xfrm_policy_check(struct sock *sk, int dir, struct sk_buff *skb,
tpp[ti++] = &pols[pi]->xfrm_vec[i];
}
xfrm_nr = ti;
+
+ if (net->xfrm.policy_default[dir] == XFRM_USERPOLICY_BLOCK &&
+ !xfrm_nr) {
+ XFRM_INC_STATS(net, LINUX_MIB_XFRMINNOSTATES);
+ goto reject;
+ }
+
if (npols > 1) {
xfrm_tmpl_sort(stp, tpp, xfrm_nr, family);
tpp = stp;
@@ -4146,6 +4163,9 @@ static int __net_init xfrm_net_init(struct net *net)
spin_lock_init(&net->xfrm.xfrm_policy_lock);
seqcount_spinlock_init(&net->xfrm.xfrm_policy_hash_generation, &net->xfrm.xfrm_policy_lock);
mutex_init(&net->xfrm.xfrm_cfg_mutex);
+ net->xfrm.policy_default[XFRM_POLICY_IN] = XFRM_USERPOLICY_ACCEPT;
+ net->xfrm.policy_default[XFRM_POLICY_FWD] = XFRM_USERPOLICY_ACCEPT;
+ net->xfrm.policy_default[XFRM_POLICY_OUT] = XFRM_USERPOLICY_ACCEPT;
rv = xfrm_statistics_init(net);
if (rv < 0)
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 1ece01cd67a4..d9841f44487f 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -1914,6 +1914,90 @@ static struct sk_buff *xfrm_policy_netlink(struct sk_buff *in_skb,
return skb;
}
+static int xfrm_notify_userpolicy(struct net *net)
+{
+ struct xfrm_userpolicy_default *up;
+ int len = NLMSG_ALIGN(sizeof(*up));
+ struct nlmsghdr *nlh;
+ struct sk_buff *skb;
+
+ skb = nlmsg_new(len, GFP_ATOMIC);
+ if (skb == NULL)
+ return -ENOMEM;
+
+ nlh = nlmsg_put(skb, 0, 0, XFRM_MSG_GETDEFAULT, sizeof(*up), 0);
+ if (nlh == NULL) {
+ kfree_skb(skb);
+ return -EMSGSIZE;
+ }
+
+ up = nlmsg_data(nlh);
+ up->in = net->xfrm.policy_default[XFRM_POLICY_IN];
+ up->fwd = net->xfrm.policy_default[XFRM_POLICY_FWD];
+ up->out = net->xfrm.policy_default[XFRM_POLICY_OUT];
+
+ nlmsg_end(skb, nlh);
+
+ return xfrm_nlmsg_multicast(net, skb, 0, XFRMNLGRP_POLICY);
+}
+
+static bool xfrm_userpolicy_is_valid(__u8 policy)
+{
+ return policy == XFRM_USERPOLICY_BLOCK ||
+ policy == XFRM_USERPOLICY_ACCEPT;
+}
+
+static int xfrm_set_default(struct sk_buff *skb, struct nlmsghdr *nlh,
+ struct nlattr **attrs)
+{
+ struct net *net = sock_net(skb->sk);
+ struct xfrm_userpolicy_default *up = nlmsg_data(nlh);
+
+ if (xfrm_userpolicy_is_valid(up->in))
+ net->xfrm.policy_default[XFRM_POLICY_IN] = up->in;
+
+ if (xfrm_userpolicy_is_valid(up->fwd))
+ net->xfrm.policy_default[XFRM_POLICY_FWD] = up->fwd;
+
+ if (xfrm_userpolicy_is_valid(up->out))
+ net->xfrm.policy_default[XFRM_POLICY_OUT] = up->out;
+
+ rt_genid_bump_all(net);
+
+ xfrm_notify_userpolicy(net);
+ return 0;
+}
+
+static int xfrm_get_default(struct sk_buff *skb, struct nlmsghdr *nlh,
+ struct nlattr **attrs)
+{
+ struct sk_buff *r_skb;
+ struct nlmsghdr *r_nlh;
+ struct net *net = sock_net(skb->sk);
+ struct xfrm_userpolicy_default *r_up;
+ int len = NLMSG_ALIGN(sizeof(struct xfrm_userpolicy_default));
+ u32 portid = NETLINK_CB(skb).portid;
+ u32 seq = nlh->nlmsg_seq;
+
+ r_skb = nlmsg_new(len, GFP_ATOMIC);
+ if (!r_skb)
+ return -ENOMEM;
+
+ r_nlh = nlmsg_put(r_skb, portid, seq, XFRM_MSG_GETDEFAULT, sizeof(*r_up), 0);
+ if (!r_nlh) {
+ kfree_skb(r_skb);
+ return -EMSGSIZE;
+ }
+
+ r_up = nlmsg_data(r_nlh);
+ r_up->in = net->xfrm.policy_default[XFRM_POLICY_IN];
+ r_up->fwd = net->xfrm.policy_default[XFRM_POLICY_FWD];
+ r_up->out = net->xfrm.policy_default[XFRM_POLICY_OUT];
+ nlmsg_end(r_skb, r_nlh);
+
+ return nlmsg_unicast(net->xfrm.nlsk, r_skb, portid);
+}
+
static int xfrm_get_policy(struct sk_buff *skb, struct nlmsghdr *nlh,
struct nlattr **attrs)
{
@@ -2621,6 +2705,8 @@ const int xfrm_msg_min[XFRM_NR_MSGTYPES] = {
[XFRM_MSG_GETSADINFO - XFRM_MSG_BASE] = sizeof(u32),
[XFRM_MSG_NEWSPDINFO - XFRM_MSG_BASE] = sizeof(u32),
[XFRM_MSG_GETSPDINFO - XFRM_MSG_BASE] = sizeof(u32),
+ [XFRM_MSG_SETDEFAULT - XFRM_MSG_BASE] = XMSGSIZE(xfrm_userpolicy_default),
+ [XFRM_MSG_GETDEFAULT - XFRM_MSG_BASE] = XMSGSIZE(xfrm_userpolicy_default),
};
EXPORT_SYMBOL_GPL(xfrm_msg_min);
@@ -2700,6 +2786,8 @@ static const struct xfrm_link {
.nla_pol = xfrma_spd_policy,
.nla_max = XFRMA_SPD_MAX },
[XFRM_MSG_GETSPDINFO - XFRM_MSG_BASE] = { .doit = xfrm_get_spdinfo },
+ [XFRM_MSG_SETDEFAULT - XFRM_MSG_BASE] = { .doit = xfrm_set_default },
+ [XFRM_MSG_GETDEFAULT - XFRM_MSG_BASE] = { .doit = xfrm_get_default },
};
static int xfrm_user_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh,
diff --git a/security/selinux/nlmsgtab.c b/security/selinux/nlmsgtab.c
index b69231918686..c4fb57e90b6a 100644
--- a/security/selinux/nlmsgtab.c
+++ b/security/selinux/nlmsgtab.c
@@ -123,6 +123,8 @@ static const struct nlmsg_perm nlmsg_xfrm_perms[] =
{ XFRM_MSG_NEWSPDINFO, NETLINK_XFRM_SOCKET__NLMSG_WRITE },
{ XFRM_MSG_GETSPDINFO, NETLINK_XFRM_SOCKET__NLMSG_READ },
{ XFRM_MSG_MAPPING, NETLINK_XFRM_SOCKET__NLMSG_READ },
+ { XFRM_MSG_SETDEFAULT, NETLINK_XFRM_SOCKET__NLMSG_WRITE },
+ { XFRM_MSG_GETDEFAULT, NETLINK_XFRM_SOCKET__NLMSG_READ },
};
static const struct nlmsg_perm nlmsg_audit_perms[] =
@@ -186,7 +188,7 @@ int selinux_nlmsg_lookup(u16 sclass, u16 nlmsg_type, u32 *perm)
* structures at the top of this file with the new mappings
* before updating the BUILD_BUG_ON() macro!
*/
- BUILD_BUG_ON(XFRM_MSG_MAX != XFRM_MSG_MAPPING);
+ BUILD_BUG_ON(XFRM_MSG_MAX != XFRM_MSG_GETDEFAULT);
err = nlmsg_perm(nlmsg_type, perm, nlmsg_xfrm_perms,
sizeof(nlmsg_xfrm_perms));
break;
diff --git a/security/selinux/ss/hashtab.c b/security/selinux/ss/hashtab.c
index 7335f67ce54e..e8960a59586c 100644
--- a/security/selinux/ss/hashtab.c
+++ b/security/selinux/ss/hashtab.c
@@ -178,7 +178,8 @@ int hashtab_duplicate(struct hashtab *new, struct hashtab *orig,
kmem_cache_free(hashtab_node_cachep, cur);
}
}
- kmem_cache_free(hashtab_node_cachep, new);
+ kfree(new->htable);
+ memset(new, 0, sizeof(*new));
return -ENOMEM;
}
diff --git a/sound/isa/wavefront/wavefront_synth.c b/sound/isa/wavefront/wavefront_synth.c
index d6420d224d09..09b368761cc0 100644
--- a/sound/isa/wavefront/wavefront_synth.c
+++ b/sound/isa/wavefront/wavefront_synth.c
@@ -1088,7 +1088,8 @@ wavefront_send_sample (snd_wavefront_t *dev,
if (dataptr < data_end) {
- __get_user (sample_short, dataptr);
+ if (get_user(sample_short, dataptr))
+ return -EFAULT;
dataptr += skip;
if (data_is_unsigned) { /* GUS ? */
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index a5b1fd62a99c..f630f9257ad1 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -9011,6 +9011,14 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x1c06, 0x2013, "Lemote A1802", ALC269_FIXUP_LEMOTE_A1802),
SND_PCI_QUIRK(0x1c06, 0x2015, "Lemote A190X", ALC269_FIXUP_LEMOTE_A190X),
SND_PCI_QUIRK(0x1d05, 0x1132, "TongFang PHxTxX1", ALC256_FIXUP_SET_COEF_DEFAULTS),
+ SND_PCI_QUIRK(0x1d05, 0x1096, "TongFang GMxMRxx", ALC269_FIXUP_NO_SHUTUP),
+ SND_PCI_QUIRK(0x1d05, 0x1100, "TongFang GKxNRxx", ALC269_FIXUP_NO_SHUTUP),
+ SND_PCI_QUIRK(0x1d05, 0x1111, "TongFang GMxZGxx", ALC269_FIXUP_NO_SHUTUP),
+ SND_PCI_QUIRK(0x1d05, 0x1119, "TongFang GMxZGxx", ALC269_FIXUP_NO_SHUTUP),
+ SND_PCI_QUIRK(0x1d05, 0x1129, "TongFang GMxZGxx", ALC269_FIXUP_NO_SHUTUP),
+ SND_PCI_QUIRK(0x1d05, 0x1147, "TongFang GMxTGxx", ALC269_FIXUP_NO_SHUTUP),
+ SND_PCI_QUIRK(0x1d05, 0x115c, "TongFang GMxTGxx", ALC269_FIXUP_NO_SHUTUP),
+ SND_PCI_QUIRK(0x1d05, 0x121b, "TongFang GMxAGxx", ALC269_FIXUP_NO_SHUTUP),
SND_PCI_QUIRK(0x1d72, 0x1602, "RedmiBook", ALC255_FIXUP_XIAOMI_HEADSET_MIC),
SND_PCI_QUIRK(0x1d72, 0x1701, "XiaomiNotebook Pro", ALC298_FIXUP_DELL1_MIC_NO_PRESENCE),
SND_PCI_QUIRK(0x1d72, 0x1901, "RedmiBook 14", ALC256_FIXUP_ASUS_HEADSET_MIC),
@@ -10876,6 +10884,7 @@ static const struct snd_pci_quirk alc662_fixup_tbl[] = {
SND_PCI_QUIRK(0x144d, 0xc051, "Samsung R720", ALC662_FIXUP_IDEAPAD),
SND_PCI_QUIRK(0x14cd, 0x5003, "USI", ALC662_FIXUP_USI_HEADSET_MODE),
SND_PCI_QUIRK(0x17aa, 0x1036, "Lenovo P520", ALC662_FIXUP_LENOVO_MULTI_CODECS),
+ SND_PCI_QUIRK(0x17aa, 0x1057, "Lenovo P360", ALC897_FIXUP_HEADSET_MIC_PIN),
SND_PCI_QUIRK(0x17aa, 0x32ca, "Lenovo ThinkCentre M80", ALC897_FIXUP_HEADSET_MIC_PIN),
SND_PCI_QUIRK(0x17aa, 0x32cb, "Lenovo ThinkCentre M70", ALC897_FIXUP_HEADSET_MIC_PIN),
SND_PCI_QUIRK(0x17aa, 0x32cf, "Lenovo ThinkCentre M950", ALC897_FIXUP_HEADSET_MIC_PIN),
diff --git a/sound/usb/quirks-table.h b/sound/usb/quirks-table.h
index aabd3a10ec5b..1ac91c46da3c 100644
--- a/sound/usb/quirks-table.h
+++ b/sound/usb/quirks-table.h
@@ -3208,6 +3208,15 @@ AU0828_DEVICE(0x2040, 0x7270, "Hauppauge", "HVR-950Q"),
}
},
+/* Rane SL-1 */
+{
+ USB_DEVICE(0x13e5, 0x0001),
+ .driver_info = (unsigned long) & (const struct snd_usb_audio_quirk) {
+ .ifnum = QUIRK_ANY_INTERFACE,
+ .type = QUIRK_AUDIO_STANDARD_INTERFACE
+ }
+},
+
/* disabled due to regression for other devices;
* see https://bugzilla.kernel.org/show_bug.cgi?id=199905
*/
diff --git a/tools/perf/bench/numa.c b/tools/perf/bench/numa.c
index 11726ec6285f..88c11305bdd5 100644
--- a/tools/perf/bench/numa.c
+++ b/tools/perf/bench/numa.c
@@ -1656,7 +1656,7 @@ static int __bench_numa(const char *name)
"GB/sec,", "total-speed", "GB/sec total speed");
if (g->p.show_details >= 2) {
- char tname[14 + 2 * 10 + 1];
+ char tname[14 + 2 * 11 + 1];
struct thread_data *td;
for (p = 0; p < g->p.nr_proc; p++) {
for (t = 0; t < g->p.nr_threads; t++) {
diff --git a/tools/testing/selftests/net/fcnal-test.sh b/tools/testing/selftests/net/fcnal-test.sh
index ace976d89125..4a11ea2261cb 100755
--- a/tools/testing/selftests/net/fcnal-test.sh
+++ b/tools/testing/selftests/net/fcnal-test.sh
@@ -794,10 +794,16 @@ ipv4_ping()
setup
set_sysctl net.ipv4.raw_l3mdev_accept=1 2>/dev/null
ipv4_ping_novrf
+ setup
+ set_sysctl net.ipv4.ping_group_range='0 2147483647' 2>/dev/null
+ ipv4_ping_novrf
log_subsection "With VRF"
setup "yes"
ipv4_ping_vrf
+ setup "yes"
+ set_sysctl net.ipv4.ping_group_range='0 2147483647' 2>/dev/null
+ ipv4_ping_vrf
}
################################################################################
@@ -2261,10 +2267,16 @@ ipv6_ping()
log_subsection "No VRF"
setup
ipv6_ping_novrf
+ setup
+ set_sysctl net.ipv4.ping_group_range='0 2147483647' 2>/dev/null
+ ipv6_ping_novrf
log_subsection "With VRF"
setup "yes"
ipv6_ping_vrf
+ setup "yes"
+ set_sysctl net.ipv4.ping_group_range='0 2147483647' 2>/dev/null
+ ipv6_ping_vrf
}
################################################################################
diff --git a/tools/virtio/Makefile b/tools/virtio/Makefile
index 0d7bbe49359d..1b25cc7c64bb 100644
--- a/tools/virtio/Makefile
+++ b/tools/virtio/Makefile
@@ -5,7 +5,8 @@ virtio_test: virtio_ring.o virtio_test.o
vringh_test: vringh_test.o vringh.o virtio_ring.o
CFLAGS += -g -O2 -Werror -Wno-maybe-uninitialized -Wall -I. -I../include/ -I ../../usr/include/ -Wno-pointer-sign -fno-strict-overflow -fno-strict-aliasing -fno-common -MMD -U_FORTIFY_SOURCE -include ../../include/linux/kconfig.h
-LDFLAGS += -lpthread
+CFLAGS += -pthread
+LDFLAGS += -pthread
vpath %.c ../../drivers/virtio ../../drivers/vhost
mod:
${MAKE} -C `pwd`/../.. M=`pwd`/vhost_test V=${V}
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