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Message-Id: <1613222220198190@kroah.com>
Date: Sat, 13 Feb 2021 14:17:00 +0100
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 5.10.16
diff --git a/Makefile b/Makefile
index b62d2d4ea7b0..9a1f26680d83 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 10
-SUBLEVEL = 15
+SUBLEVEL = 16
EXTRAVERSION =
NAME = Kleptomaniac Octopus
diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c
index 8dad44262e75..495ffc9cf5e2 100644
--- a/arch/powerpc/kernel/vdso.c
+++ b/arch/powerpc/kernel/vdso.c
@@ -475,7 +475,7 @@ static __init void vdso_setup_trampolines(struct lib32_elfinfo *v32,
*/
#ifdef CONFIG_PPC64
- vdso64_rt_sigtramp = find_function64(v64, "__kernel_sigtramp_rt64");
+ vdso64_rt_sigtramp = find_function64(v64, "__kernel_start_sigtramp_rt64");
#endif
vdso32_sigtramp = find_function32(v32, "__kernel_sigtramp32");
vdso32_rt_sigtramp = find_function32(v32, "__kernel_sigtramp_rt32");
diff --git a/arch/powerpc/kernel/vdso64/sigtramp.S b/arch/powerpc/kernel/vdso64/sigtramp.S
index bbf68cd01088..2d4067561293 100644
--- a/arch/powerpc/kernel/vdso64/sigtramp.S
+++ b/arch/powerpc/kernel/vdso64/sigtramp.S
@@ -15,11 +15,20 @@
.text
+/*
+ * __kernel_start_sigtramp_rt64 and __kernel_sigtramp_rt64 together
+ * are one function split in two parts. The kernel jumps to the former
+ * and the signal handler indirectly (by blr) returns to the latter.
+ * __kernel_sigtramp_rt64 needs to point to the return address so
+ * glibc can correctly identify the trampoline stack frame.
+ */
.balign 8
.balign IFETCH_ALIGN_BYTES
-V_FUNCTION_BEGIN(__kernel_sigtramp_rt64)
+V_FUNCTION_BEGIN(__kernel_start_sigtramp_rt64)
.Lsigrt_start:
bctrl /* call the handler */
+V_FUNCTION_END(__kernel_start_sigtramp_rt64)
+V_FUNCTION_BEGIN(__kernel_sigtramp_rt64)
addi r1, r1, __SIGNAL_FRAMESIZE
li r0,__NR_rt_sigreturn
sc
diff --git a/arch/powerpc/kernel/vdso64/vdso64.lds.S b/arch/powerpc/kernel/vdso64/vdso64.lds.S
index 256fb9720298..bd120f590b9e 100644
--- a/arch/powerpc/kernel/vdso64/vdso64.lds.S
+++ b/arch/powerpc/kernel/vdso64/vdso64.lds.S
@@ -150,6 +150,7 @@ VERSION
__kernel_get_tbfreq;
__kernel_sync_dicache;
__kernel_sync_dicache_p5;
+ __kernel_start_sigtramp_rt64;
__kernel_sigtramp_rt64;
__kernel_getcpu;
__kernel_time;
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index 54fbe1e80cc4..f13688c4b931 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -1017,6 +1017,8 @@ static void blkcg_css_offline(struct cgroup_subsys_state *css)
*/
void blkcg_destroy_blkgs(struct blkcg *blkcg)
{
+ might_sleep();
+
spin_lock_irq(&blkcg->lock);
while (!hlist_empty(&blkcg->blkg_list)) {
@@ -1024,14 +1026,20 @@ void blkcg_destroy_blkgs(struct blkcg *blkcg)
struct blkcg_gq, blkcg_node);
struct request_queue *q = blkg->q;
- if (spin_trylock(&q->queue_lock)) {
- blkg_destroy(blkg);
- spin_unlock(&q->queue_lock);
- } else {
+ if (need_resched() || !spin_trylock(&q->queue_lock)) {
+ /*
+ * Given that the system can accumulate a huge number
+ * of blkgs in pathological cases, check to see if we
+ * need to rescheduling to avoid softlockup.
+ */
spin_unlock_irq(&blkcg->lock);
- cpu_relax();
+ cond_resched();
spin_lock_irq(&blkcg->lock);
+ continue;
}
+
+ blkg_destroy(blkg);
+ spin_unlock(&q->queue_lock);
}
spin_unlock_irq(&blkcg->lock);
diff --git a/drivers/gpio/gpiolib-cdev.c b/drivers/gpio/gpiolib-cdev.c
index 689c06cbbb45..ade3ecf2ee49 100644
--- a/drivers/gpio/gpiolib-cdev.c
+++ b/drivers/gpio/gpiolib-cdev.c
@@ -756,6 +756,8 @@ static void edge_detector_stop(struct line *line)
cancel_delayed_work_sync(&line->work);
WRITE_ONCE(line->sw_debounced, 0);
line->eflags = 0;
+ if (line->desc)
+ WRITE_ONCE(line->desc->debounce_period_us, 0);
/* do not change line->level - see comment in debounced_value() */
}
diff --git a/drivers/gpu/drm/i915/display/intel_ddi.c b/drivers/gpu/drm/i915/display/intel_ddi.c
index 40dfb4d0ffbe..db62e6a934d9 100644
--- a/drivers/gpu/drm/i915/display/intel_ddi.c
+++ b/drivers/gpu/drm/i915/display/intel_ddi.c
@@ -2597,6 +2597,9 @@ static void icl_mg_phy_ddi_vswing_sequence(struct intel_encoder *encoder,
u32 n_entries, val;
int ln, rate = 0;
+ if (enc_to_dig_port(encoder)->tc_mode == TC_PORT_TBT_ALT)
+ return;
+
if (type != INTEL_OUTPUT_HDMI) {
struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
@@ -2605,12 +2608,11 @@ static void icl_mg_phy_ddi_vswing_sequence(struct intel_encoder *encoder,
ddi_translations = icl_get_mg_buf_trans(encoder, type, rate,
&n_entries);
- /* The table does not have values for level 3 and level 9. */
- if (level >= n_entries || level == 3 || level == 9) {
+ if (level >= n_entries) {
drm_dbg_kms(&dev_priv->drm,
"DDI translation not found for level %d. Using %d instead.",
- level, n_entries - 2);
- level = n_entries - 2;
+ level, n_entries - 1);
+ level = n_entries - 1;
}
/* Set MG_TX_LINK_PARAMS cri_use_fs32 to 0. */
@@ -2742,6 +2744,9 @@ tgl_dkl_phy_ddi_vswing_sequence(struct intel_encoder *encoder, int link_clock,
u32 n_entries, val, ln, dpcnt_mask, dpcnt_val;
int rate = 0;
+ if (enc_to_dig_port(encoder)->tc_mode == TC_PORT_TBT_ALT)
+ return;
+
if (type != INTEL_OUTPUT_HDMI) {
struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
diff --git a/drivers/gpu/drm/nouveau/include/nvif/push.h b/drivers/gpu/drm/nouveau/include/nvif/push.h
index 168d7694ede5..6d3a8a3d2087 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/push.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/push.h
@@ -123,131 +123,131 @@ PUSH_KICK(struct nvif_push *push)
} while(0)
#endif
-#define PUSH_1(X,f,ds,n,c,o,p,s,mA,dA) do { \
- PUSH_##o##_HDR((p), s, mA, (c)+(n)); \
- PUSH_##f(X, (p), X##mA, 1, o, (dA), ds, ""); \
+#define PUSH_1(X,f,ds,n,o,p,s,mA,dA) do { \
+ PUSH_##o##_HDR((p), s, mA, (ds)+(n)); \
+ PUSH_##f(X, (p), X##mA, 1, o, (dA), ds, ""); \
} while(0)
-#define PUSH_2(X,f,ds,n,c,o,p,s,mB,dB,mA,dA,a...) do { \
- PUSH_ASSERT((mB) - (mA) == (1?PUSH_##o##_INC), "mthd1"); \
- PUSH_1(X, DATA_, 1, ds, (c)+(n), o, (p), s, X##mA, (dA), ##a); \
- PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
+#define PUSH_2(X,f,ds,n,o,p,s,mB,dB,mA,dA,a...) do { \
+ PUSH_ASSERT((mB) - (mA) == (1?PUSH_##o##_INC), "mthd1"); \
+ PUSH_1(X, DATA_, 1, (ds) + (n), o, (p), s, X##mA, (dA), ##a); \
+ PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
} while(0)
-#define PUSH_3(X,f,ds,n,c,o,p,s,mB,dB,mA,dA,a...) do { \
- PUSH_ASSERT((mB) - (mA) == (0?PUSH_##o##_INC), "mthd2"); \
- PUSH_2(X, DATA_, 1, ds, (c)+(n), o, (p), s, X##mA, (dA), ##a); \
- PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
+#define PUSH_3(X,f,ds,n,o,p,s,mB,dB,mA,dA,a...) do { \
+ PUSH_ASSERT((mB) - (mA) == (0?PUSH_##o##_INC), "mthd2"); \
+ PUSH_2(X, DATA_, 1, (ds) + (n), o, (p), s, X##mA, (dA), ##a); \
+ PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
} while(0)
-#define PUSH_4(X,f,ds,n,c,o,p,s,mB,dB,mA,dA,a...) do { \
- PUSH_ASSERT((mB) - (mA) == (0?PUSH_##o##_INC), "mthd3"); \
- PUSH_3(X, DATA_, 1, ds, (c)+(n), o, (p), s, X##mA, (dA), ##a); \
- PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
+#define PUSH_4(X,f,ds,n,o,p,s,mB,dB,mA,dA,a...) do { \
+ PUSH_ASSERT((mB) - (mA) == (0?PUSH_##o##_INC), "mthd3"); \
+ PUSH_3(X, DATA_, 1, (ds) + (n), o, (p), s, X##mA, (dA), ##a); \
+ PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
} while(0)
-#define PUSH_5(X,f,ds,n,c,o,p,s,mB,dB,mA,dA,a...) do { \
- PUSH_ASSERT((mB) - (mA) == (0?PUSH_##o##_INC), "mthd4"); \
- PUSH_4(X, DATA_, 1, ds, (c)+(n), o, (p), s, X##mA, (dA), ##a); \
- PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
+#define PUSH_5(X,f,ds,n,o,p,s,mB,dB,mA,dA,a...) do { \
+ PUSH_ASSERT((mB) - (mA) == (0?PUSH_##o##_INC), "mthd4"); \
+ PUSH_4(X, DATA_, 1, (ds) + (n), o, (p), s, X##mA, (dA), ##a); \
+ PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
} while(0)
-#define PUSH_6(X,f,ds,n,c,o,p,s,mB,dB,mA,dA,a...) do { \
- PUSH_ASSERT((mB) - (mA) == (0?PUSH_##o##_INC), "mthd5"); \
- PUSH_5(X, DATA_, 1, ds, (c)+(n), o, (p), s, X##mA, (dA), ##a); \
- PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
+#define PUSH_6(X,f,ds,n,o,p,s,mB,dB,mA,dA,a...) do { \
+ PUSH_ASSERT((mB) - (mA) == (0?PUSH_##o##_INC), "mthd5"); \
+ PUSH_5(X, DATA_, 1, (ds) + (n), o, (p), s, X##mA, (dA), ##a); \
+ PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
} while(0)
-#define PUSH_7(X,f,ds,n,c,o,p,s,mB,dB,mA,dA,a...) do { \
- PUSH_ASSERT((mB) - (mA) == (0?PUSH_##o##_INC), "mthd6"); \
- PUSH_6(X, DATA_, 1, ds, (c)+(n), o, (p), s, X##mA, (dA), ##a); \
- PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
+#define PUSH_7(X,f,ds,n,o,p,s,mB,dB,mA,dA,a...) do { \
+ PUSH_ASSERT((mB) - (mA) == (0?PUSH_##o##_INC), "mthd6"); \
+ PUSH_6(X, DATA_, 1, (ds) + (n), o, (p), s, X##mA, (dA), ##a); \
+ PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
} while(0)
-#define PUSH_8(X,f,ds,n,c,o,p,s,mB,dB,mA,dA,a...) do { \
- PUSH_ASSERT((mB) - (mA) == (0?PUSH_##o##_INC), "mthd7"); \
- PUSH_7(X, DATA_, 1, ds, (c)+(n), o, (p), s, X##mA, (dA), ##a); \
- PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
+#define PUSH_8(X,f,ds,n,o,p,s,mB,dB,mA,dA,a...) do { \
+ PUSH_ASSERT((mB) - (mA) == (0?PUSH_##o##_INC), "mthd7"); \
+ PUSH_7(X, DATA_, 1, (ds) + (n), o, (p), s, X##mA, (dA), ##a); \
+ PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
} while(0)
-#define PUSH_9(X,f,ds,n,c,o,p,s,mB,dB,mA,dA,a...) do { \
- PUSH_ASSERT((mB) - (mA) == (0?PUSH_##o##_INC), "mthd8"); \
- PUSH_8(X, DATA_, 1, ds, (c)+(n), o, (p), s, X##mA, (dA), ##a); \
- PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
+#define PUSH_9(X,f,ds,n,o,p,s,mB,dB,mA,dA,a...) do { \
+ PUSH_ASSERT((mB) - (mA) == (0?PUSH_##o##_INC), "mthd8"); \
+ PUSH_8(X, DATA_, 1, (ds) + (n), o, (p), s, X##mA, (dA), ##a); \
+ PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
} while(0)
-#define PUSH_10(X,f,ds,n,c,o,p,s,mB,dB,mA,dA,a...) do { \
- PUSH_ASSERT((mB) - (mA) == (0?PUSH_##o##_INC), "mthd9"); \
- PUSH_9(X, DATA_, 1, ds, (c)+(n), o, (p), s, X##mA, (dA), ##a); \
- PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
+#define PUSH_10(X,f,ds,n,o,p,s,mB,dB,mA,dA,a...) do { \
+ PUSH_ASSERT((mB) - (mA) == (0?PUSH_##o##_INC), "mthd9"); \
+ PUSH_9(X, DATA_, 1, (ds) + (n), o, (p), s, X##mA, (dA), ##a); \
+ PUSH_##f(X, (p), X##mB, 0, o, (dB), ds, ""); \
} while(0)
-#define PUSH_1D(X,o,p,s,mA,dA) \
- PUSH_1(X, DATA_, 1, 1, 0, o, (p), s, X##mA, (dA))
-#define PUSH_2D(X,o,p,s,mA,dA,mB,dB) \
- PUSH_2(X, DATA_, 1, 1, 0, o, (p), s, X##mB, (dB), \
- X##mA, (dA))
-#define PUSH_3D(X,o,p,s,mA,dA,mB,dB,mC,dC) \
- PUSH_3(X, DATA_, 1, 1, 0, o, (p), s, X##mC, (dC), \
- X##mB, (dB), \
- X##mA, (dA))
-#define PUSH_4D(X,o,p,s,mA,dA,mB,dB,mC,dC,mD,dD) \
- PUSH_4(X, DATA_, 1, 1, 0, o, (p), s, X##mD, (dD), \
- X##mC, (dC), \
- X##mB, (dB), \
- X##mA, (dA))
-#define PUSH_5D(X,o,p,s,mA,dA,mB,dB,mC,dC,mD,dD,mE,dE) \
- PUSH_5(X, DATA_, 1, 1, 0, o, (p), s, X##mE, (dE), \
- X##mD, (dD), \
- X##mC, (dC), \
- X##mB, (dB), \
- X##mA, (dA))
+#define PUSH_1D(X,o,p,s,mA,dA) \
+ PUSH_1(X, DATA_, 1, 0, o, (p), s, X##mA, (dA))
+#define PUSH_2D(X,o,p,s,mA,dA,mB,dB) \
+ PUSH_2(X, DATA_, 1, 0, o, (p), s, X##mB, (dB), \
+ X##mA, (dA))
+#define PUSH_3D(X,o,p,s,mA,dA,mB,dB,mC,dC) \
+ PUSH_3(X, DATA_, 1, 0, o, (p), s, X##mC, (dC), \
+ X##mB, (dB), \
+ X##mA, (dA))
+#define PUSH_4D(X,o,p,s,mA,dA,mB,dB,mC,dC,mD,dD) \
+ PUSH_4(X, DATA_, 1, 0, o, (p), s, X##mD, (dD), \
+ X##mC, (dC), \
+ X##mB, (dB), \
+ X##mA, (dA))
+#define PUSH_5D(X,o,p,s,mA,dA,mB,dB,mC,dC,mD,dD,mE,dE) \
+ PUSH_5(X, DATA_, 1, 0, o, (p), s, X##mE, (dE), \
+ X##mD, (dD), \
+ X##mC, (dC), \
+ X##mB, (dB), \
+ X##mA, (dA))
#define PUSH_6D(X,o,p,s,mA,dA,mB,dB,mC,dC,mD,dD,mE,dE,mF,dF) \
- PUSH_6(X, DATA_, 1, 1, 0, o, (p), s, X##mF, (dF), \
- X##mE, (dE), \
- X##mD, (dD), \
- X##mC, (dC), \
- X##mB, (dB), \
- X##mA, (dA))
+ PUSH_6(X, DATA_, 1, 0, o, (p), s, X##mF, (dF), \
+ X##mE, (dE), \
+ X##mD, (dD), \
+ X##mC, (dC), \
+ X##mB, (dB), \
+ X##mA, (dA))
#define PUSH_7D(X,o,p,s,mA,dA,mB,dB,mC,dC,mD,dD,mE,dE,mF,dF,mG,dG) \
- PUSH_7(X, DATA_, 1, 1, 0, o, (p), s, X##mG, (dG), \
- X##mF, (dF), \
- X##mE, (dE), \
- X##mD, (dD), \
- X##mC, (dC), \
- X##mB, (dB), \
- X##mA, (dA))
+ PUSH_7(X, DATA_, 1, 0, o, (p), s, X##mG, (dG), \
+ X##mF, (dF), \
+ X##mE, (dE), \
+ X##mD, (dD), \
+ X##mC, (dC), \
+ X##mB, (dB), \
+ X##mA, (dA))
#define PUSH_8D(X,o,p,s,mA,dA,mB,dB,mC,dC,mD,dD,mE,dE,mF,dF,mG,dG,mH,dH) \
- PUSH_8(X, DATA_, 1, 1, 0, o, (p), s, X##mH, (dH), \
- X##mG, (dG), \
- X##mF, (dF), \
- X##mE, (dE), \
- X##mD, (dD), \
- X##mC, (dC), \
- X##mB, (dB), \
- X##mA, (dA))
+ PUSH_8(X, DATA_, 1, 0, o, (p), s, X##mH, (dH), \
+ X##mG, (dG), \
+ X##mF, (dF), \
+ X##mE, (dE), \
+ X##mD, (dD), \
+ X##mC, (dC), \
+ X##mB, (dB), \
+ X##mA, (dA))
#define PUSH_9D(X,o,p,s,mA,dA,mB,dB,mC,dC,mD,dD,mE,dE,mF,dF,mG,dG,mH,dH,mI,dI) \
- PUSH_9(X, DATA_, 1, 1, 0, o, (p), s, X##mI, (dI), \
- X##mH, (dH), \
- X##mG, (dG), \
- X##mF, (dF), \
- X##mE, (dE), \
- X##mD, (dD), \
- X##mC, (dC), \
- X##mB, (dB), \
- X##mA, (dA))
+ PUSH_9(X, DATA_, 1, 0, o, (p), s, X##mI, (dI), \
+ X##mH, (dH), \
+ X##mG, (dG), \
+ X##mF, (dF), \
+ X##mE, (dE), \
+ X##mD, (dD), \
+ X##mC, (dC), \
+ X##mB, (dB), \
+ X##mA, (dA))
#define PUSH_10D(X,o,p,s,mA,dA,mB,dB,mC,dC,mD,dD,mE,dE,mF,dF,mG,dG,mH,dH,mI,dI,mJ,dJ) \
- PUSH_10(X, DATA_, 1, 1, 0, o, (p), s, X##mJ, (dJ), \
- X##mI, (dI), \
- X##mH, (dH), \
- X##mG, (dG), \
- X##mF, (dF), \
- X##mE, (dE), \
- X##mD, (dD), \
- X##mC, (dC), \
- X##mB, (dB), \
- X##mA, (dA))
+ PUSH_10(X, DATA_, 1, 0, o, (p), s, X##mJ, (dJ), \
+ X##mI, (dI), \
+ X##mH, (dH), \
+ X##mG, (dG), \
+ X##mF, (dF), \
+ X##mE, (dE), \
+ X##mD, (dD), \
+ X##mC, (dC), \
+ X##mB, (dB), \
+ X##mA, (dA))
-#define PUSH_1P(X,o,p,s,mA,dp,ds) \
- PUSH_1(X, DATAp, ds, ds, 0, o, (p), s, X##mA, (dp))
-#define PUSH_2P(X,o,p,s,mA,dA,mB,dp,ds) \
- PUSH_2(X, DATAp, ds, ds, 0, o, (p), s, X##mB, (dp), \
- X##mA, (dA))
-#define PUSH_3P(X,o,p,s,mA,dA,mB,dB,mC,dp,ds) \
- PUSH_3(X, DATAp, ds, ds, 0, o, (p), s, X##mC, (dp), \
- X##mB, (dB), \
- X##mA, (dA))
+#define PUSH_1P(X,o,p,s,mA,dp,ds) \
+ PUSH_1(X, DATAp, ds, 0, o, (p), s, X##mA, (dp))
+#define PUSH_2P(X,o,p,s,mA,dA,mB,dp,ds) \
+ PUSH_2(X, DATAp, ds, 0, o, (p), s, X##mB, (dp), \
+ X##mA, (dA))
+#define PUSH_3P(X,o,p,s,mA,dA,mB,dB,mC,dp,ds) \
+ PUSH_3(X, DATAp, ds, 0, o, (p), s, X##mC, (dp), \
+ X##mB, (dB), \
+ X##mA, (dA))
#define PUSH_(A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,IMPL,...) IMPL
#define PUSH(A...) PUSH_(A, PUSH_10P, PUSH_10D, \
diff --git a/drivers/i2c/busses/i2c-mt65xx.c b/drivers/i2c/busses/i2c-mt65xx.c
index 0818d3e50734..2ffd2f354d0a 100644
--- a/drivers/i2c/busses/i2c-mt65xx.c
+++ b/drivers/i2c/busses/i2c-mt65xx.c
@@ -1275,7 +1275,8 @@ static int mtk_i2c_probe(struct platform_device *pdev)
mtk_i2c_clock_disable(i2c);
ret = devm_request_irq(&pdev->dev, irq, mtk_i2c_irq,
- IRQF_TRIGGER_NONE, I2C_DRV_NAME, i2c);
+ IRQF_NO_SUSPEND | IRQF_TRIGGER_NONE,
+ I2C_DRV_NAME, i2c);
if (ret < 0) {
dev_err(&pdev->dev,
"Request I2C IRQ %d fail\n", irq);
@@ -1302,7 +1303,16 @@ static int mtk_i2c_remove(struct platform_device *pdev)
}
#ifdef CONFIG_PM_SLEEP
-static int mtk_i2c_resume(struct device *dev)
+static int mtk_i2c_suspend_noirq(struct device *dev)
+{
+ struct mtk_i2c *i2c = dev_get_drvdata(dev);
+
+ i2c_mark_adapter_suspended(&i2c->adap);
+
+ return 0;
+}
+
+static int mtk_i2c_resume_noirq(struct device *dev)
{
int ret;
struct mtk_i2c *i2c = dev_get_drvdata(dev);
@@ -1317,12 +1327,15 @@ static int mtk_i2c_resume(struct device *dev)
mtk_i2c_clock_disable(i2c);
+ i2c_mark_adapter_resumed(&i2c->adap);
+
return 0;
}
#endif
static const struct dev_pm_ops mtk_i2c_pm = {
- SET_SYSTEM_SLEEP_PM_OPS(NULL, mtk_i2c_resume)
+ SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(mtk_i2c_suspend_noirq,
+ mtk_i2c_resume_noirq)
};
static struct platform_driver mtk_i2c_driver = {
diff --git a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
index 5beec901713f..a262c949ed76 100644
--- a/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
+++ b/drivers/net/ethernet/chelsio/inline_crypto/chtls/chtls_cm.c
@@ -1158,11 +1158,9 @@ static struct sock *chtls_recv_sock(struct sock *lsk,
#endif
}
if (!n || !n->dev)
- goto free_sk;
+ goto free_dst;
ndev = n->dev;
- if (!ndev)
- goto free_dst;
if (is_vlan_dev(ndev))
ndev = vlan_dev_real_dev(ndev);
@@ -1249,7 +1247,8 @@ static struct sock *chtls_recv_sock(struct sock *lsk,
free_csk:
chtls_sock_release(&csk->kref);
free_dst:
- neigh_release(n);
+ if (n)
+ neigh_release(n);
dst_release(dst);
free_sk:
inet_csk_prepare_forced_close(newsk);
diff --git a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
index d2bbe6a73514..92c50efd48fc 100644
--- a/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
+++ b/drivers/net/wireless/intel/iwlwifi/cfg/22000.c
@@ -358,6 +358,7 @@ const struct iwl_cfg_trans_params iwl_ma_trans_cfg = {
const char iwl_ax101_name[] = "Intel(R) Wi-Fi 6 AX101";
const char iwl_ax200_name[] = "Intel(R) Wi-Fi 6 AX200 160MHz";
const char iwl_ax201_name[] = "Intel(R) Wi-Fi 6 AX201 160MHz";
+const char iwl_ax203_name[] = "Intel(R) Wi-Fi 6 AX203";
const char iwl_ax211_name[] = "Intel(R) Wi-Fi 6 AX211 160MHz";
const char iwl_ax411_name[] = "Intel(R) Wi-Fi 6 AX411 160MHz";
const char iwl_ma_name[] = "Intel(R) Wi-Fi 6";
@@ -384,6 +385,18 @@ const struct iwl_cfg iwl_qu_b0_hr1_b0 = {
.num_rbds = IWL_NUM_RBDS_22000_HE,
};
+const struct iwl_cfg iwl_qu_b0_hr_b0 = {
+ .fw_name_pre = IWL_QU_B_HR_B_FW_PRE,
+ IWL_DEVICE_22500,
+ /*
+ * This device doesn't support receiving BlockAck with a large bitmap
+ * so we need to restrict the size of transmitted aggregation to the
+ * HT size; mac80211 would otherwise pick the HE max (256) by default.
+ */
+ .max_tx_agg_size = IEEE80211_MAX_AMPDU_BUF_HT,
+ .num_rbds = IWL_NUM_RBDS_22000_HE,
+};
+
const struct iwl_cfg iwl_ax201_cfg_qu_hr = {
.name = "Intel(R) Wi-Fi 6 AX201 160MHz",
.fw_name_pre = IWL_QU_B_HR_B_FW_PRE,
@@ -410,6 +423,18 @@ const struct iwl_cfg iwl_qu_c0_hr1_b0 = {
.num_rbds = IWL_NUM_RBDS_22000_HE,
};
+const struct iwl_cfg iwl_qu_c0_hr_b0 = {
+ .fw_name_pre = IWL_QU_C_HR_B_FW_PRE,
+ IWL_DEVICE_22500,
+ /*
+ * This device doesn't support receiving BlockAck with a large bitmap
+ * so we need to restrict the size of transmitted aggregation to the
+ * HT size; mac80211 would otherwise pick the HE max (256) by default.
+ */
+ .max_tx_agg_size = IEEE80211_MAX_AMPDU_BUF_HT,
+ .num_rbds = IWL_NUM_RBDS_22000_HE,
+};
+
const struct iwl_cfg iwl_ax201_cfg_qu_c0_hr_b0 = {
.name = "Intel(R) Wi-Fi 6 AX201 160MHz",
.fw_name_pre = IWL_QU_C_HR_B_FW_PRE,
diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-config.h b/drivers/net/wireless/intel/iwlwifi/iwl-config.h
index e82e3fc963be..9b91aa9b2e7f 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-config.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-config.h
@@ -544,6 +544,7 @@ extern const char iwl9260_killer_1550_name[];
extern const char iwl9560_killer_1550i_name[];
extern const char iwl9560_killer_1550s_name[];
extern const char iwl_ax200_name[];
+extern const char iwl_ax203_name[];
extern const char iwl_ax201_name[];
extern const char iwl_ax101_name[];
extern const char iwl_ax200_killer_1650w_name[];
@@ -627,6 +628,8 @@ extern const struct iwl_cfg iwl9560_2ac_cfg_soc;
extern const struct iwl_cfg iwl_qu_b0_hr1_b0;
extern const struct iwl_cfg iwl_qu_c0_hr1_b0;
extern const struct iwl_cfg iwl_quz_a0_hr1_b0;
+extern const struct iwl_cfg iwl_qu_b0_hr_b0;
+extern const struct iwl_cfg iwl_qu_c0_hr_b0;
extern const struct iwl_cfg iwl_ax200_cfg_cc;
extern const struct iwl_cfg iwl_ax201_cfg_qu_hr;
extern const struct iwl_cfg iwl_ax201_cfg_qu_hr;
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
index f043eefabb4e..7b1d2dac6ceb 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs-vif.c
@@ -514,7 +514,10 @@ static ssize_t iwl_dbgfs_os_device_timediff_read(struct file *file,
const size_t bufsz = sizeof(buf);
int pos = 0;
+ mutex_lock(&mvm->mutex);
iwl_mvm_get_sync_time(mvm, &curr_gp2, &curr_os);
+ mutex_unlock(&mvm->mutex);
+
do_div(curr_os, NSEC_PER_USEC);
diff = curr_os - curr_gp2;
pos += scnprintf(buf + pos, bufsz - pos, "diff=%lld\n", diff);
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
index b627e7da7ac9..d42165559df6 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c
@@ -4249,6 +4249,9 @@ static void __iwl_mvm_unassign_vif_chanctx(struct iwl_mvm *mvm,
iwl_mvm_binding_remove_vif(mvm, vif);
out:
+ if (fw_has_capa(&mvm->fw->ucode_capa, IWL_UCODE_TLV_CAPA_CHANNEL_SWITCH_CMD) &&
+ switching_chanctx)
+ return;
mvmvif->phy_ctxt = NULL;
iwl_mvm_power_update_mac(mvm);
}
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
index 0d1118f66f0d..cb83490f1016 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c
@@ -845,6 +845,10 @@ iwl_op_mode_mvm_start(struct iwl_trans *trans, const struct iwl_cfg *cfg,
if (!mvm->scan_cmd)
goto out_free;
+ /* invalidate ids to prevent accidental removal of sta_id 0 */
+ mvm->aux_sta.sta_id = IWL_MVM_INVALID_STA;
+ mvm->snif_sta.sta_id = IWL_MVM_INVALID_STA;
+
/* Set EBS as successful as long as not stated otherwise by the FW. */
mvm->last_ebs_successful = true;
@@ -1245,6 +1249,7 @@ static void iwl_mvm_reprobe_wk(struct work_struct *wk)
reprobe = container_of(wk, struct iwl_mvm_reprobe, work);
if (device_reprobe(reprobe->dev))
dev_err(reprobe->dev, "reprobe failed!\n");
+ put_device(reprobe->dev);
kfree(reprobe);
module_put(THIS_MODULE);
}
@@ -1295,7 +1300,7 @@ void iwl_mvm_nic_restart(struct iwl_mvm *mvm, bool fw_error)
module_put(THIS_MODULE);
return;
}
- reprobe->dev = mvm->trans->dev;
+ reprobe->dev = get_device(mvm->trans->dev);
INIT_WORK(&reprobe->work, iwl_mvm_reprobe_wk);
schedule_work(&reprobe->work);
} else if (test_bit(IWL_MVM_STATUS_HW_RESTART_REQUESTED,
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
index 799d8219463c..a66a5c19474a 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/sta.c
@@ -2103,6 +2103,9 @@ int iwl_mvm_rm_snif_sta(struct iwl_mvm *mvm, struct ieee80211_vif *vif)
lockdep_assert_held(&mvm->mutex);
+ if (WARN_ON_ONCE(mvm->snif_sta.sta_id == IWL_MVM_INVALID_STA))
+ return -EINVAL;
+
iwl_mvm_disable_txq(mvm, NULL, mvm->snif_queue, IWL_MAX_TID_COUNT, 0);
ret = iwl_mvm_rm_sta_common(mvm, mvm->snif_sta.sta_id);
if (ret)
@@ -2117,6 +2120,9 @@ int iwl_mvm_rm_aux_sta(struct iwl_mvm *mvm)
lockdep_assert_held(&mvm->mutex);
+ if (WARN_ON_ONCE(mvm->aux_sta.sta_id == IWL_MVM_INVALID_STA))
+ return -EINVAL;
+
iwl_mvm_disable_txq(mvm, NULL, mvm->aux_queue, IWL_MAX_TID_COUNT, 0);
ret = iwl_mvm_rm_sta_common(mvm, mvm->aux_sta.sta_id);
if (ret)
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c
index d719e433a59b..2d43899fbdd7 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/ctxt-info-gen3.c
@@ -245,8 +245,10 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans,
/* Allocate IML */
iml_img = dma_alloc_coherent(trans->dev, trans->iml_len,
&trans_pcie->iml_dma_addr, GFP_KERNEL);
- if (!iml_img)
- return -ENOMEM;
+ if (!iml_img) {
+ ret = -ENOMEM;
+ goto err_free_ctxt_info;
+ }
memcpy(iml_img, trans->iml, trans->iml_len);
@@ -284,6 +286,11 @@ int iwl_pcie_ctxt_info_gen3_init(struct iwl_trans *trans,
return 0;
+err_free_ctxt_info:
+ dma_free_coherent(trans->dev, sizeof(*trans_pcie->ctxt_info_gen3),
+ trans_pcie->ctxt_info_gen3,
+ trans_pcie->ctxt_info_dma_addr);
+ trans_pcie->ctxt_info_gen3 = NULL;
err_free_prph_info:
dma_free_coherent(trans->dev,
sizeof(*prph_info),
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
index 7b5ece380fbf..2823a1e81656 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/drv.c
@@ -966,6 +966,11 @@ static const struct iwl_dev_info iwl_dev_info_table[] = {
IWL_CFG_RF_TYPE_HR1, IWL_CFG_ANY,
IWL_CFG_ANY, IWL_CFG_ANY,
iwl_qu_b0_hr1_b0, iwl_ax101_name),
+ _IWL_DEV_INFO(IWL_CFG_ANY, IWL_CFG_ANY,
+ IWL_CFG_MAC_TYPE_QU, SILICON_C_STEP,
+ IWL_CFG_RF_TYPE_HR2, IWL_CFG_ANY,
+ IWL_CFG_ANY, IWL_CFG_ANY,
+ iwl_qu_b0_hr_b0, iwl_ax203_name),
/* Qu C step */
_IWL_DEV_INFO(IWL_CFG_ANY, IWL_CFG_ANY,
@@ -973,6 +978,11 @@ static const struct iwl_dev_info iwl_dev_info_table[] = {
IWL_CFG_RF_TYPE_HR1, IWL_CFG_ANY,
IWL_CFG_ANY, IWL_CFG_ANY,
iwl_qu_c0_hr1_b0, iwl_ax101_name),
+ _IWL_DEV_INFO(IWL_CFG_ANY, IWL_CFG_ANY,
+ IWL_CFG_MAC_TYPE_QU, SILICON_C_STEP,
+ IWL_CFG_RF_TYPE_HR2, IWL_CFG_ANY,
+ IWL_CFG_ANY, IWL_CFG_ANY,
+ iwl_qu_c0_hr_b0, iwl_ax203_name),
/* QuZ */
_IWL_DEV_INFO(IWL_CFG_ANY, IWL_CFG_ANY,
diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
index 966be5689d63..ed54d04e4396 100644
--- a/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/pcie/tx.c
@@ -299,6 +299,11 @@ static void iwl_pcie_txq_unmap(struct iwl_trans *trans, int txq_id)
struct iwl_trans_pcie *trans_pcie = IWL_TRANS_GET_PCIE_TRANS(trans);
struct iwl_txq *txq = trans->txqs.txq[txq_id];
+ if (!txq) {
+ IWL_ERR(trans, "Trying to free a queue that wasn't allocated?\n");
+ return;
+ }
+
spin_lock_bh(&txq->lock);
while (txq->write_ptr != txq->read_ptr) {
IWL_DEBUG_TX_REPLY(trans, "Q %d Free %d\n",
diff --git a/drivers/net/wireless/intel/iwlwifi/queue/tx.c b/drivers/net/wireless/intel/iwlwifi/queue/tx.c
index af0b27a68d84..9181221a2434 100644
--- a/drivers/net/wireless/intel/iwlwifi/queue/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/queue/tx.c
@@ -887,10 +887,8 @@ void iwl_txq_gen2_unmap(struct iwl_trans *trans, int txq_id)
int idx = iwl_txq_get_cmd_index(txq, txq->read_ptr);
struct sk_buff *skb = txq->entries[idx].skb;
- if (WARN_ON_ONCE(!skb))
- continue;
-
- iwl_txq_free_tso_page(trans, skb);
+ if (!WARN_ON_ONCE(!skb))
+ iwl_txq_free_tso_page(trans, skb);
}
iwl_txq_gen2_free_tfd(trans, txq);
txq->read_ptr = iwl_txq_inc_wrap(trans, txq->read_ptr);
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 42bbd99a36ac..35098dbd32a3 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -1813,13 +1813,13 @@ static int regulator_resolve_supply(struct regulator_dev *rdev)
{
struct regulator_dev *r;
struct device *dev = rdev->dev.parent;
- int ret;
+ int ret = 0;
/* No supply to resolve? */
if (!rdev->supply_name)
return 0;
- /* Supply already resolved? */
+ /* Supply already resolved? (fast-path without locking contention) */
if (rdev->supply)
return 0;
@@ -1829,7 +1829,7 @@ static int regulator_resolve_supply(struct regulator_dev *rdev)
/* Did the lookup explicitly defer for us? */
if (ret == -EPROBE_DEFER)
- return ret;
+ goto out;
if (have_full_constraints()) {
r = dummy_regulator_rdev;
@@ -1837,15 +1837,18 @@ static int regulator_resolve_supply(struct regulator_dev *rdev)
} else {
dev_err(dev, "Failed to resolve %s-supply for %s\n",
rdev->supply_name, rdev->desc->name);
- return -EPROBE_DEFER;
+ ret = -EPROBE_DEFER;
+ goto out;
}
}
if (r == rdev) {
dev_err(dev, "Supply for %s (%s) resolved to itself\n",
rdev->desc->name, rdev->supply_name);
- if (!have_full_constraints())
- return -EINVAL;
+ if (!have_full_constraints()) {
+ ret = -EINVAL;
+ goto out;
+ }
r = dummy_regulator_rdev;
get_device(&r->dev);
}
@@ -1859,7 +1862,8 @@ static int regulator_resolve_supply(struct regulator_dev *rdev)
if (r->dev.parent && r->dev.parent != rdev->dev.parent) {
if (!device_is_bound(r->dev.parent)) {
put_device(&r->dev);
- return -EPROBE_DEFER;
+ ret = -EPROBE_DEFER;
+ goto out;
}
}
@@ -1867,15 +1871,32 @@ static int regulator_resolve_supply(struct regulator_dev *rdev)
ret = regulator_resolve_supply(r);
if (ret < 0) {
put_device(&r->dev);
- return ret;
+ goto out;
+ }
+
+ /*
+ * Recheck rdev->supply with rdev->mutex lock held to avoid a race
+ * between rdev->supply null check and setting rdev->supply in
+ * set_supply() from concurrent tasks.
+ */
+ regulator_lock(rdev);
+
+ /* Supply just resolved by a concurrent task? */
+ if (rdev->supply) {
+ regulator_unlock(rdev);
+ put_device(&r->dev);
+ goto out;
}
ret = set_supply(rdev, r);
if (ret < 0) {
+ regulator_unlock(rdev);
put_device(&r->dev);
- return ret;
+ goto out;
}
+ regulator_unlock(rdev);
+
/*
* In set_machine_constraints() we may have turned this regulator on
* but we couldn't propagate to the supply if it hadn't been resolved
@@ -1886,11 +1907,12 @@ static int regulator_resolve_supply(struct regulator_dev *rdev)
if (ret < 0) {
_regulator_put(rdev->supply);
rdev->supply = NULL;
- return ret;
+ goto out;
}
}
- return 0;
+out:
+ return ret;
}
/* Internal regulator request function */
diff --git a/fs/io-wq.c b/fs/io-wq.c
index b53c055bea6a..f72d53848dcb 100644
--- a/fs/io-wq.c
+++ b/fs/io-wq.c
@@ -1078,16 +1078,6 @@ enum io_wq_cancel io_wq_cancel_cb(struct io_wq *wq, work_cancel_fn *cancel,
return IO_WQ_CANCEL_NOTFOUND;
}
-static bool io_wq_io_cb_cancel_data(struct io_wq_work *work, void *data)
-{
- return work == data;
-}
-
-enum io_wq_cancel io_wq_cancel_work(struct io_wq *wq, struct io_wq_work *cwork)
-{
- return io_wq_cancel_cb(wq, io_wq_io_cb_cancel_data, (void *)cwork, false);
-}
-
struct io_wq *io_wq_create(unsigned bounded, struct io_wq_data *data)
{
int ret = -ENOMEM, node;
diff --git a/fs/io-wq.h b/fs/io-wq.h
index aaa363f35891..75113bcd5889 100644
--- a/fs/io-wq.h
+++ b/fs/io-wq.h
@@ -130,7 +130,6 @@ static inline bool io_wq_is_hashed(struct io_wq_work *work)
}
void io_wq_cancel_all(struct io_wq *wq);
-enum io_wq_cancel io_wq_cancel_work(struct io_wq *wq, struct io_wq_work *cwork);
typedef bool (work_cancel_fn)(struct io_wq_work *, void *);
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 3b6307f6bd93..d0b7332ca703 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -286,7 +286,6 @@ struct io_ring_ctx {
struct list_head timeout_list;
struct list_head cq_overflow_list;
- wait_queue_head_t inflight_wait;
struct io_uring_sqe *sq_sqes;
} ____cacheline_aligned_in_smp;
@@ -997,6 +996,43 @@ static inline void io_clean_op(struct io_kiocb *req)
__io_clean_op(req);
}
+static inline bool __io_match_files(struct io_kiocb *req,
+ struct files_struct *files)
+{
+ if (req->file && req->file->f_op == &io_uring_fops)
+ return true;
+
+ return ((req->flags & REQ_F_WORK_INITIALIZED) &&
+ (req->work.flags & IO_WQ_WORK_FILES)) &&
+ req->work.identity->files == files;
+}
+
+static bool io_match_task(struct io_kiocb *head,
+ struct task_struct *task,
+ struct files_struct *files)
+{
+ struct io_kiocb *link;
+
+ if (task && head->task != task) {
+ /* in terms of cancelation, always match if req task is dead */
+ if (head->task->flags & PF_EXITING)
+ return true;
+ return false;
+ }
+ if (!files)
+ return true;
+ if (__io_match_files(head, files))
+ return true;
+ if (head->flags & REQ_F_LINK_HEAD) {
+ list_for_each_entry(link, &head->link_list, link_list) {
+ if (__io_match_files(link, files))
+ return true;
+ }
+ }
+ return false;
+}
+
+
static void io_sq_thread_drop_mm(void)
{
struct mm_struct *mm = current->mm;
@@ -1183,7 +1219,6 @@ static struct io_ring_ctx *io_ring_ctx_alloc(struct io_uring_params *p)
INIT_LIST_HEAD(&ctx->iopoll_list);
INIT_LIST_HEAD(&ctx->defer_list);
INIT_LIST_HEAD(&ctx->timeout_list);
- init_waitqueue_head(&ctx->inflight_wait);
spin_lock_init(&ctx->inflight_lock);
INIT_LIST_HEAD(&ctx->inflight_list);
INIT_DELAYED_WORK(&ctx->file_put_work, io_file_put_work);
@@ -1368,11 +1403,14 @@ static bool io_grab_identity(struct io_kiocb *req)
return false;
atomic_inc(&id->files->count);
get_nsproxy(id->nsproxy);
- req->flags |= REQ_F_INFLIGHT;
- spin_lock_irq(&ctx->inflight_lock);
- list_add(&req->inflight_entry, &ctx->inflight_list);
- spin_unlock_irq(&ctx->inflight_lock);
+ if (!(req->flags & REQ_F_INFLIGHT)) {
+ req->flags |= REQ_F_INFLIGHT;
+
+ spin_lock_irq(&ctx->inflight_lock);
+ list_add(&req->inflight_entry, &ctx->inflight_list);
+ spin_unlock_irq(&ctx->inflight_lock);
+ }
req->work.flags |= IO_WQ_WORK_FILES;
}
if (!(req->work.flags & IO_WQ_WORK_MM) &&
@@ -1466,30 +1504,18 @@ static void io_kill_timeout(struct io_kiocb *req)
}
}
-static bool io_task_match(struct io_kiocb *req, struct task_struct *tsk)
-{
- struct io_ring_ctx *ctx = req->ctx;
-
- if (!tsk || req->task == tsk)
- return true;
- if (ctx->flags & IORING_SETUP_SQPOLL) {
- if (ctx->sq_data && req->task == ctx->sq_data->thread)
- return true;
- }
- return false;
-}
-
/*
* Returns true if we found and killed one or more timeouts
*/
-static bool io_kill_timeouts(struct io_ring_ctx *ctx, struct task_struct *tsk)
+static bool io_kill_timeouts(struct io_ring_ctx *ctx, struct task_struct *tsk,
+ struct files_struct *files)
{
struct io_kiocb *req, *tmp;
int canceled = 0;
spin_lock_irq(&ctx->completion_lock);
list_for_each_entry_safe(req, tmp, &ctx->timeout_list, timeout.list) {
- if (io_task_match(req, tsk)) {
+ if (io_match_task(req, tsk, files)) {
io_kill_timeout(req);
canceled++;
}
@@ -1616,32 +1642,6 @@ static void io_cqring_mark_overflow(struct io_ring_ctx *ctx)
}
}
-static inline bool __io_match_files(struct io_kiocb *req,
- struct files_struct *files)
-{
- return ((req->flags & REQ_F_WORK_INITIALIZED) &&
- (req->work.flags & IO_WQ_WORK_FILES)) &&
- req->work.identity->files == files;
-}
-
-static bool io_match_files(struct io_kiocb *req,
- struct files_struct *files)
-{
- struct io_kiocb *link;
-
- if (!files)
- return true;
- if (__io_match_files(req, files))
- return true;
- if (req->flags & REQ_F_LINK_HEAD) {
- list_for_each_entry(link, &req->link_list, link_list) {
- if (__io_match_files(link, files))
- return true;
- }
- }
- return false;
-}
-
/* Returns true if there are no backlogged entries after the flush */
static bool __io_cqring_overflow_flush(struct io_ring_ctx *ctx, bool force,
struct task_struct *tsk,
@@ -1663,9 +1663,7 @@ static bool __io_cqring_overflow_flush(struct io_ring_ctx *ctx, bool force,
cqe = NULL;
list_for_each_entry_safe(req, tmp, &ctx->cq_overflow_list, compl.list) {
- if (tsk && req->task != tsk)
- continue;
- if (!io_match_files(req, files))
+ if (!io_match_task(req, tsk, files))
continue;
cqe = io_get_cqring(ctx);
@@ -2086,6 +2084,9 @@ static void __io_req_task_submit(struct io_kiocb *req)
else
__io_req_task_cancel(req, -EFAULT);
mutex_unlock(&ctx->uring_lock);
+
+ if (ctx->flags & IORING_SETUP_SQPOLL)
+ io_sq_thread_drop_mm();
}
static void io_req_task_submit(struct callback_head *cb)
@@ -5314,7 +5315,8 @@ static bool io_poll_remove_one(struct io_kiocb *req)
/*
* Returns true if we found and killed one or more poll requests
*/
-static bool io_poll_remove_all(struct io_ring_ctx *ctx, struct task_struct *tsk)
+static bool io_poll_remove_all(struct io_ring_ctx *ctx, struct task_struct *tsk,
+ struct files_struct *files)
{
struct hlist_node *tmp;
struct io_kiocb *req;
@@ -5326,7 +5328,7 @@ static bool io_poll_remove_all(struct io_ring_ctx *ctx, struct task_struct *tsk)
list = &ctx->cancel_hash[i];
hlist_for_each_entry_safe(req, tmp, list, hash_node) {
- if (io_task_match(req, tsk))
+ if (io_match_task(req, tsk, files))
posted += io_poll_remove_one(req);
}
}
@@ -5893,17 +5895,20 @@ static int io_req_defer(struct io_kiocb *req, const struct io_uring_sqe *sqe)
static void io_req_drop_files(struct io_kiocb *req)
{
struct io_ring_ctx *ctx = req->ctx;
+ struct io_uring_task *tctx = req->task->io_uring;
unsigned long flags;
- put_files_struct(req->work.identity->files);
- put_nsproxy(req->work.identity->nsproxy);
+ if (req->work.flags & IO_WQ_WORK_FILES) {
+ put_files_struct(req->work.identity->files);
+ put_nsproxy(req->work.identity->nsproxy);
+ }
spin_lock_irqsave(&ctx->inflight_lock, flags);
list_del(&req->inflight_entry);
spin_unlock_irqrestore(&ctx->inflight_lock, flags);
req->flags &= ~REQ_F_INFLIGHT;
req->work.flags &= ~IO_WQ_WORK_FILES;
- if (waitqueue_active(&ctx->inflight_wait))
- wake_up(&ctx->inflight_wait);
+ if (atomic_read(&tctx->in_idle))
+ wake_up(&tctx->wait);
}
static void __io_clean_op(struct io_kiocb *req)
@@ -6168,6 +6173,16 @@ static struct file *io_file_get(struct io_submit_state *state,
file = __io_file_get(state, fd);
}
+ if (file && file->f_op == &io_uring_fops &&
+ !(req->flags & REQ_F_INFLIGHT)) {
+ io_req_init_async(req);
+ req->flags |= REQ_F_INFLIGHT;
+
+ spin_lock_irq(&ctx->inflight_lock);
+ list_add(&req->inflight_entry, &ctx->inflight_list);
+ spin_unlock_irq(&ctx->inflight_lock);
+ }
+
return file;
}
@@ -6989,14 +7004,18 @@ static int io_cqring_wait(struct io_ring_ctx *ctx, int min_events,
TASK_INTERRUPTIBLE);
/* make sure we run task_work before checking for signals */
ret = io_run_task_work_sig();
- if (ret > 0)
+ if (ret > 0) {
+ finish_wait(&ctx->wait, &iowq.wq);
continue;
+ }
else if (ret < 0)
break;
if (io_should_wake(&iowq))
break;
- if (test_bit(0, &ctx->cq_check_overflow))
+ if (test_bit(0, &ctx->cq_check_overflow)) {
+ finish_wait(&ctx->wait, &iowq.wq);
continue;
+ }
schedule();
} while (1);
finish_wait(&ctx->wait, &iowq.wq);
@@ -8487,8 +8506,8 @@ static void io_ring_ctx_wait_and_kill(struct io_ring_ctx *ctx)
__io_cqring_overflow_flush(ctx, true, NULL, NULL);
mutex_unlock(&ctx->uring_lock);
- io_kill_timeouts(ctx, NULL);
- io_poll_remove_all(ctx, NULL);
+ io_kill_timeouts(ctx, NULL, NULL);
+ io_poll_remove_all(ctx, NULL, NULL);
if (ctx->io_wq)
io_wq_cancel_cb(ctx->io_wq, io_cancel_ctx_cb, ctx, true);
@@ -8524,112 +8543,31 @@ static int io_uring_release(struct inode *inode, struct file *file)
return 0;
}
-/*
- * Returns true if 'preq' is the link parent of 'req'
- */
-static bool io_match_link(struct io_kiocb *preq, struct io_kiocb *req)
-{
- struct io_kiocb *link;
-
- if (!(preq->flags & REQ_F_LINK_HEAD))
- return false;
-
- list_for_each_entry(link, &preq->link_list, link_list) {
- if (link == req)
- return true;
- }
-
- return false;
-}
-
-/*
- * We're looking to cancel 'req' because it's holding on to our files, but
- * 'req' could be a link to another request. See if it is, and cancel that
- * parent request if so.
- */
-static bool io_poll_remove_link(struct io_ring_ctx *ctx, struct io_kiocb *req)
-{
- struct hlist_node *tmp;
- struct io_kiocb *preq;
- bool found = false;
- int i;
-
- spin_lock_irq(&ctx->completion_lock);
- for (i = 0; i < (1U << ctx->cancel_hash_bits); i++) {
- struct hlist_head *list;
-
- list = &ctx->cancel_hash[i];
- hlist_for_each_entry_safe(preq, tmp, list, hash_node) {
- found = io_match_link(preq, req);
- if (found) {
- io_poll_remove_one(preq);
- break;
- }
- }
- }
- spin_unlock_irq(&ctx->completion_lock);
- return found;
-}
-
-static bool io_timeout_remove_link(struct io_ring_ctx *ctx,
- struct io_kiocb *req)
-{
- struct io_kiocb *preq;
- bool found = false;
-
- spin_lock_irq(&ctx->completion_lock);
- list_for_each_entry(preq, &ctx->timeout_list, timeout.list) {
- found = io_match_link(preq, req);
- if (found) {
- __io_timeout_cancel(preq);
- break;
- }
- }
- spin_unlock_irq(&ctx->completion_lock);
- return found;
-}
+struct io_task_cancel {
+ struct task_struct *task;
+ struct files_struct *files;
+};
-static bool io_cancel_link_cb(struct io_wq_work *work, void *data)
+static bool io_cancel_task_cb(struct io_wq_work *work, void *data)
{
struct io_kiocb *req = container_of(work, struct io_kiocb, work);
+ struct io_task_cancel *cancel = data;
bool ret;
- if (req->flags & REQ_F_LINK_TIMEOUT) {
+ if (cancel->files && (req->flags & REQ_F_LINK_TIMEOUT)) {
unsigned long flags;
struct io_ring_ctx *ctx = req->ctx;
/* protect against races with linked timeouts */
spin_lock_irqsave(&ctx->completion_lock, flags);
- ret = io_match_link(req, data);
+ ret = io_match_task(req, cancel->task, cancel->files);
spin_unlock_irqrestore(&ctx->completion_lock, flags);
} else {
- ret = io_match_link(req, data);
+ ret = io_match_task(req, cancel->task, cancel->files);
}
return ret;
}
-static void io_attempt_cancel(struct io_ring_ctx *ctx, struct io_kiocb *req)
-{
- enum io_wq_cancel cret;
-
- /* cancel this particular work, if it's running */
- cret = io_wq_cancel_work(ctx->io_wq, &req->work);
- if (cret != IO_WQ_CANCEL_NOTFOUND)
- return;
-
- /* find links that hold this pending, cancel those */
- cret = io_wq_cancel_cb(ctx->io_wq, io_cancel_link_cb, req, true);
- if (cret != IO_WQ_CANCEL_NOTFOUND)
- return;
-
- /* if we have a poll link holding this pending, cancel that */
- if (io_poll_remove_link(ctx, req))
- return;
-
- /* final option, timeout link is holding this req pending */
- io_timeout_remove_link(ctx, req);
-}
-
static void io_cancel_defer_files(struct io_ring_ctx *ctx,
struct task_struct *task,
struct files_struct *files)
@@ -8639,8 +8577,7 @@ static void io_cancel_defer_files(struct io_ring_ctx *ctx,
spin_lock_irq(&ctx->completion_lock);
list_for_each_entry_reverse(de, &ctx->defer_list, list) {
- if (io_task_match(de->req, task) &&
- io_match_files(de->req, files)) {
+ if (io_match_task(de->req, task, files)) {
list_cut_position(&list, &ctx->defer_list, &de->list);
break;
}
@@ -8657,73 +8594,56 @@ static void io_cancel_defer_files(struct io_ring_ctx *ctx,
}
}
-/*
- * Returns true if we found and killed one or more files pinning requests
- */
-static bool io_uring_cancel_files(struct io_ring_ctx *ctx,
+static int io_uring_count_inflight(struct io_ring_ctx *ctx,
+ struct task_struct *task,
+ struct files_struct *files)
+{
+ struct io_kiocb *req;
+ int cnt = 0;
+
+ spin_lock_irq(&ctx->inflight_lock);
+ list_for_each_entry(req, &ctx->inflight_list, inflight_entry)
+ cnt += io_match_task(req, task, files);
+ spin_unlock_irq(&ctx->inflight_lock);
+ return cnt;
+}
+
+static void io_uring_cancel_files(struct io_ring_ctx *ctx,
struct task_struct *task,
struct files_struct *files)
{
- if (list_empty_careful(&ctx->inflight_list))
- return false;
-
while (!list_empty_careful(&ctx->inflight_list)) {
- struct io_kiocb *cancel_req = NULL, *req;
+ struct io_task_cancel cancel = { .task = task, .files = files };
DEFINE_WAIT(wait);
+ int inflight;
- spin_lock_irq(&ctx->inflight_lock);
- list_for_each_entry(req, &ctx->inflight_list, inflight_entry) {
- if (req->task == task &&
- (req->work.flags & IO_WQ_WORK_FILES) &&
- req->work.identity->files != files)
- continue;
- /* req is being completed, ignore */
- if (!refcount_inc_not_zero(&req->refs))
- continue;
- cancel_req = req;
- break;
- }
- if (cancel_req)
- prepare_to_wait(&ctx->inflight_wait, &wait,
- TASK_UNINTERRUPTIBLE);
- spin_unlock_irq(&ctx->inflight_lock);
-
- /* We need to keep going until we don't find a matching req */
- if (!cancel_req)
+ inflight = io_uring_count_inflight(ctx, task, files);
+ if (!inflight)
break;
- /* cancel this request, or head link requests */
- io_attempt_cancel(ctx, cancel_req);
- io_cqring_overflow_flush(ctx, true, task, files);
- io_put_req(cancel_req);
+ io_wq_cancel_cb(ctx->io_wq, io_cancel_task_cb, &cancel, true);
+ io_poll_remove_all(ctx, task, files);
+ io_kill_timeouts(ctx, task, files);
/* cancellations _may_ trigger task work */
io_run_task_work();
- schedule();
- finish_wait(&ctx->inflight_wait, &wait);
- }
-
- return true;
-}
-static bool io_cancel_task_cb(struct io_wq_work *work, void *data)
-{
- struct io_kiocb *req = container_of(work, struct io_kiocb, work);
- struct task_struct *task = data;
-
- return io_task_match(req, task);
+ prepare_to_wait(&task->io_uring->wait, &wait,
+ TASK_UNINTERRUPTIBLE);
+ if (inflight == io_uring_count_inflight(ctx, task, files))
+ schedule();
+ finish_wait(&task->io_uring->wait, &wait);
+ }
}
-static bool __io_uring_cancel_task_requests(struct io_ring_ctx *ctx,
- struct task_struct *task,
- struct files_struct *files)
+static void __io_uring_cancel_task_requests(struct io_ring_ctx *ctx,
+ struct task_struct *task)
{
- bool ret;
-
- ret = io_uring_cancel_files(ctx, task, files);
- if (!files) {
+ while (1) {
+ struct io_task_cancel cancel = { .task = task, .files = NULL, };
enum io_wq_cancel cret;
+ bool ret = false;
- cret = io_wq_cancel_cb(ctx->io_wq, io_cancel_task_cb, task, true);
+ cret = io_wq_cancel_cb(ctx->io_wq, io_cancel_task_cb, &cancel, true);
if (cret != IO_WQ_CANCEL_NOTFOUND)
ret = true;
@@ -8735,11 +8655,13 @@ static bool __io_uring_cancel_task_requests(struct io_ring_ctx *ctx,
}
}
- ret |= io_poll_remove_all(ctx, task);
- ret |= io_kill_timeouts(ctx, task);
+ ret |= io_poll_remove_all(ctx, task, NULL);
+ ret |= io_kill_timeouts(ctx, task, NULL);
+ if (!ret)
+ break;
+ io_run_task_work();
+ cond_resched();
}
-
- return ret;
}
static void io_disable_sqo_submit(struct io_ring_ctx *ctx)
@@ -8764,8 +8686,6 @@ static void io_uring_cancel_task_requests(struct io_ring_ctx *ctx,
struct task_struct *task = current;
if ((ctx->flags & IORING_SETUP_SQPOLL) && ctx->sq_data) {
- /* for SQPOLL only sqo_task has task notes */
- WARN_ON_ONCE(ctx->sqo_task != current);
io_disable_sqo_submit(ctx);
task = ctx->sq_data->thread;
atomic_inc(&task->io_uring->in_idle);
@@ -8775,10 +8695,9 @@ static void io_uring_cancel_task_requests(struct io_ring_ctx *ctx,
io_cancel_defer_files(ctx, task, files);
io_cqring_overflow_flush(ctx, true, task, files);
- while (__io_uring_cancel_task_requests(ctx, task, files)) {
- io_run_task_work();
- cond_resched();
- }
+ io_uring_cancel_files(ctx, task, files);
+ if (!files)
+ __io_uring_cancel_task_requests(ctx, task);
if ((ctx->flags & IORING_SETUP_SQPOLL) && ctx->sq_data) {
atomic_dec(&task->io_uring->in_idle);
@@ -8919,15 +8838,15 @@ void __io_uring_task_cancel(void)
prepare_to_wait(&tctx->wait, &wait, TASK_UNINTERRUPTIBLE);
/*
- * If we've seen completions, retry. This avoids a race where
- * a completion comes in before we did prepare_to_wait().
+ * If we've seen completions, retry without waiting. This
+ * avoids a race where a completion comes in before we did
+ * prepare_to_wait().
*/
- if (inflight != tctx_inflight(tctx))
- continue;
- schedule();
+ if (inflight == tctx_inflight(tctx))
+ schedule();
+ finish_wait(&tctx->wait, &wait);
} while (1);
- finish_wait(&tctx->wait, &wait);
atomic_dec(&tctx->in_idle);
io_uring_remove_task_files(tctx);
@@ -8938,6 +8857,9 @@ static int io_uring_flush(struct file *file, void *data)
struct io_uring_task *tctx = current->io_uring;
struct io_ring_ctx *ctx = file->private_data;
+ if (fatal_signal_pending(current) || (current->flags & PF_EXITING))
+ io_uring_cancel_task_requests(ctx, NULL);
+
if (!tctx)
return 0;
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index cbadcf6ca4da..b8712b835b10 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -1000,7 +1000,7 @@ pnfs_layout_stateid_blocked(const struct pnfs_layout_hdr *lo,
{
u32 seqid = be32_to_cpu(stateid->seqid);
- return !pnfs_seqid_is_newer(seqid, lo->plh_barrier);
+ return !pnfs_seqid_is_newer(seqid, lo->plh_barrier) && lo->plh_barrier;
}
/* lget is set to 1 if called from inside send_layoutget call chain */
@@ -1913,6 +1913,11 @@ static void nfs_layoutget_end(struct pnfs_layout_hdr *lo)
wake_up_var(&lo->plh_outstanding);
}
+static bool pnfs_is_first_layoutget(struct pnfs_layout_hdr *lo)
+{
+ return test_bit(NFS_LAYOUT_FIRST_LAYOUTGET, &lo->plh_flags);
+}
+
static void pnfs_clear_first_layoutget(struct pnfs_layout_hdr *lo)
{
unsigned long *bitlock = &lo->plh_flags;
@@ -2387,23 +2392,34 @@ pnfs_layout_process(struct nfs4_layoutget *lgp)
goto out_forget;
}
- if (!pnfs_layout_is_valid(lo)) {
- /* We have a completely new layout */
- pnfs_set_layout_stateid(lo, &res->stateid, lgp->cred, true);
- } else if (nfs4_stateid_match_other(&lo->plh_stateid, &res->stateid)) {
+ if (nfs4_stateid_match_other(&lo->plh_stateid, &res->stateid)) {
/* existing state ID, make sure the sequence number matches. */
if (pnfs_layout_stateid_blocked(lo, &res->stateid)) {
+ if (!pnfs_layout_is_valid(lo) &&
+ pnfs_is_first_layoutget(lo))
+ lo->plh_barrier = 0;
dprintk("%s forget reply due to sequence\n", __func__);
goto out_forget;
}
pnfs_set_layout_stateid(lo, &res->stateid, lgp->cred, false);
- } else {
+ } else if (pnfs_layout_is_valid(lo)) {
/*
* We got an entirely new state ID. Mark all segments for the
* inode invalid, and retry the layoutget
*/
- pnfs_mark_layout_stateid_invalid(lo, &free_me);
+ struct pnfs_layout_range range = {
+ .iomode = IOMODE_ANY,
+ .length = NFS4_MAX_UINT64,
+ };
+ pnfs_set_plh_return_info(lo, IOMODE_ANY, 0);
+ pnfs_mark_matching_lsegs_return(lo, &lo->plh_return_segs,
+ &range, 0);
goto out_forget;
+ } else {
+ /* We have a completely new layout */
+ if (!pnfs_is_first_layoutget(lo))
+ goto out_forget;
+ pnfs_set_layout_stateid(lo, &res->stateid, lgp->cred, true);
}
pnfs_get_lseg(lseg);
diff --git a/fs/nilfs2/file.c b/fs/nilfs2/file.c
index 64bc81363c6c..e1bd592ce700 100644
--- a/fs/nilfs2/file.c
+++ b/fs/nilfs2/file.c
@@ -141,6 +141,7 @@ const struct file_operations nilfs_file_operations = {
/* .release = nilfs_release_file, */
.fsync = nilfs_sync_file,
.splice_read = generic_file_splice_read,
+ .splice_write = iter_file_splice_write,
};
const struct inode_operations nilfs_file_inode_operations = {
diff --git a/fs/squashfs/block.c b/fs/squashfs/block.c
index 8a19773b5a0b..45f44425d856 100644
--- a/fs/squashfs/block.c
+++ b/fs/squashfs/block.c
@@ -196,9 +196,15 @@ int squashfs_read_data(struct super_block *sb, u64 index, int length,
length = SQUASHFS_COMPRESSED_SIZE(length);
index += 2;
- TRACE("Block @ 0x%llx, %scompressed size %d\n", index,
+ TRACE("Block @ 0x%llx, %scompressed size %d\n", index - 2,
compressed ? "" : "un", length);
}
+ if (length < 0 || length > output->length ||
+ (index + length) > msblk->bytes_used) {
+ res = -EIO;
+ goto out;
+ }
+
if (next_index)
*next_index = index + length;
diff --git a/fs/squashfs/export.c b/fs/squashfs/export.c
index ae2c87bb0fbe..eb02072d28dd 100644
--- a/fs/squashfs/export.c
+++ b/fs/squashfs/export.c
@@ -41,12 +41,17 @@ static long long squashfs_inode_lookup(struct super_block *sb, int ino_num)
struct squashfs_sb_info *msblk = sb->s_fs_info;
int blk = SQUASHFS_LOOKUP_BLOCK(ino_num - 1);
int offset = SQUASHFS_LOOKUP_BLOCK_OFFSET(ino_num - 1);
- u64 start = le64_to_cpu(msblk->inode_lookup_table[blk]);
+ u64 start;
__le64 ino;
int err;
TRACE("Entered squashfs_inode_lookup, inode_number = %d\n", ino_num);
+ if (ino_num == 0 || (ino_num - 1) >= msblk->inodes)
+ return -EINVAL;
+
+ start = le64_to_cpu(msblk->inode_lookup_table[blk]);
+
err = squashfs_read_metadata(sb, &ino, &start, &offset, sizeof(ino));
if (err < 0)
return err;
@@ -111,7 +116,10 @@ __le64 *squashfs_read_inode_lookup_table(struct super_block *sb,
u64 lookup_table_start, u64 next_table, unsigned int inodes)
{
unsigned int length = SQUASHFS_LOOKUP_BLOCK_BYTES(inodes);
+ unsigned int indexes = SQUASHFS_LOOKUP_BLOCKS(inodes);
+ int n;
__le64 *table;
+ u64 start, end;
TRACE("In read_inode_lookup_table, length %d\n", length);
@@ -121,20 +129,37 @@ __le64 *squashfs_read_inode_lookup_table(struct super_block *sb,
if (inodes == 0)
return ERR_PTR(-EINVAL);
- /* length bytes should not extend into the next table - this check
- * also traps instances where lookup_table_start is incorrectly larger
- * than the next table start
+ /*
+ * The computed size of the lookup table (length bytes) should exactly
+ * match the table start and end points
*/
- if (lookup_table_start + length > next_table)
+ if (length != (next_table - lookup_table_start))
return ERR_PTR(-EINVAL);
table = squashfs_read_table(sb, lookup_table_start, length);
+ if (IS_ERR(table))
+ return table;
/*
- * table[0] points to the first inode lookup table metadata block,
- * this should be less than lookup_table_start
+ * table0], table[1], ... table[indexes - 1] store the locations
+ * of the compressed inode lookup blocks. Each entry should be
+ * less than the next (i.e. table[0] < table[1]), and the difference
+ * between them should be SQUASHFS_METADATA_SIZE or less.
+ * table[indexes - 1] should be less than lookup_table_start, and
+ * again the difference should be SQUASHFS_METADATA_SIZE or less
*/
- if (!IS_ERR(table) && le64_to_cpu(table[0]) >= lookup_table_start) {
+ for (n = 0; n < (indexes - 1); n++) {
+ start = le64_to_cpu(table[n]);
+ end = le64_to_cpu(table[n + 1]);
+
+ if (start >= end || (end - start) > SQUASHFS_METADATA_SIZE) {
+ kfree(table);
+ return ERR_PTR(-EINVAL);
+ }
+ }
+
+ start = le64_to_cpu(table[indexes - 1]);
+ if (start >= lookup_table_start || (lookup_table_start - start) > SQUASHFS_METADATA_SIZE) {
kfree(table);
return ERR_PTR(-EINVAL);
}
diff --git a/fs/squashfs/id.c b/fs/squashfs/id.c
index 6be5afe7287d..11581bf31af4 100644
--- a/fs/squashfs/id.c
+++ b/fs/squashfs/id.c
@@ -35,10 +35,15 @@ int squashfs_get_id(struct super_block *sb, unsigned int index,
struct squashfs_sb_info *msblk = sb->s_fs_info;
int block = SQUASHFS_ID_BLOCK(index);
int offset = SQUASHFS_ID_BLOCK_OFFSET(index);
- u64 start_block = le64_to_cpu(msblk->id_table[block]);
+ u64 start_block;
__le32 disk_id;
int err;
+ if (index >= msblk->ids)
+ return -EINVAL;
+
+ start_block = le64_to_cpu(msblk->id_table[block]);
+
err = squashfs_read_metadata(sb, &disk_id, &start_block, &offset,
sizeof(disk_id));
if (err < 0)
@@ -56,7 +61,10 @@ __le64 *squashfs_read_id_index_table(struct super_block *sb,
u64 id_table_start, u64 next_table, unsigned short no_ids)
{
unsigned int length = SQUASHFS_ID_BLOCK_BYTES(no_ids);
+ unsigned int indexes = SQUASHFS_ID_BLOCKS(no_ids);
+ int n;
__le64 *table;
+ u64 start, end;
TRACE("In read_id_index_table, length %d\n", length);
@@ -67,20 +75,36 @@ __le64 *squashfs_read_id_index_table(struct super_block *sb,
return ERR_PTR(-EINVAL);
/*
- * length bytes should not extend into the next table - this check
- * also traps instances where id_table_start is incorrectly larger
- * than the next table start
+ * The computed size of the index table (length bytes) should exactly
+ * match the table start and end points
*/
- if (id_table_start + length > next_table)
+ if (length != (next_table - id_table_start))
return ERR_PTR(-EINVAL);
table = squashfs_read_table(sb, id_table_start, length);
+ if (IS_ERR(table))
+ return table;
/*
- * table[0] points to the first id lookup table metadata block, this
- * should be less than id_table_start
+ * table[0], table[1], ... table[indexes - 1] store the locations
+ * of the compressed id blocks. Each entry should be less than
+ * the next (i.e. table[0] < table[1]), and the difference between them
+ * should be SQUASHFS_METADATA_SIZE or less. table[indexes - 1]
+ * should be less than id_table_start, and again the difference
+ * should be SQUASHFS_METADATA_SIZE or less
*/
- if (!IS_ERR(table) && le64_to_cpu(table[0]) >= id_table_start) {
+ for (n = 0; n < (indexes - 1); n++) {
+ start = le64_to_cpu(table[n]);
+ end = le64_to_cpu(table[n + 1]);
+
+ if (start >= end || (end - start) > SQUASHFS_METADATA_SIZE) {
+ kfree(table);
+ return ERR_PTR(-EINVAL);
+ }
+ }
+
+ start = le64_to_cpu(table[indexes - 1]);
+ if (start >= id_table_start || (id_table_start - start) > SQUASHFS_METADATA_SIZE) {
kfree(table);
return ERR_PTR(-EINVAL);
}
diff --git a/fs/squashfs/squashfs_fs_sb.h b/fs/squashfs/squashfs_fs_sb.h
index 34c21ffb6df3..166e98806265 100644
--- a/fs/squashfs/squashfs_fs_sb.h
+++ b/fs/squashfs/squashfs_fs_sb.h
@@ -64,5 +64,6 @@ struct squashfs_sb_info {
unsigned int inodes;
unsigned int fragments;
int xattr_ids;
+ unsigned int ids;
};
#endif
diff --git a/fs/squashfs/super.c b/fs/squashfs/super.c
index d6c6593ec169..88cc94be1076 100644
--- a/fs/squashfs/super.c
+++ b/fs/squashfs/super.c
@@ -166,6 +166,7 @@ static int squashfs_fill_super(struct super_block *sb, struct fs_context *fc)
msblk->directory_table = le64_to_cpu(sblk->directory_table_start);
msblk->inodes = le32_to_cpu(sblk->inodes);
msblk->fragments = le32_to_cpu(sblk->fragments);
+ msblk->ids = le16_to_cpu(sblk->no_ids);
flags = le16_to_cpu(sblk->flags);
TRACE("Found valid superblock on %pg\n", sb->s_bdev);
@@ -177,7 +178,7 @@ static int squashfs_fill_super(struct super_block *sb, struct fs_context *fc)
TRACE("Block size %d\n", msblk->block_size);
TRACE("Number of inodes %d\n", msblk->inodes);
TRACE("Number of fragments %d\n", msblk->fragments);
- TRACE("Number of ids %d\n", le16_to_cpu(sblk->no_ids));
+ TRACE("Number of ids %d\n", msblk->ids);
TRACE("sblk->inode_table_start %llx\n", msblk->inode_table);
TRACE("sblk->directory_table_start %llx\n", msblk->directory_table);
TRACE("sblk->fragment_table_start %llx\n",
@@ -236,8 +237,7 @@ static int squashfs_fill_super(struct super_block *sb, struct fs_context *fc)
allocate_id_index_table:
/* Allocate and read id index table */
msblk->id_table = squashfs_read_id_index_table(sb,
- le64_to_cpu(sblk->id_table_start), next_table,
- le16_to_cpu(sblk->no_ids));
+ le64_to_cpu(sblk->id_table_start), next_table, msblk->ids);
if (IS_ERR(msblk->id_table)) {
errorf(fc, "unable to read id index table");
err = PTR_ERR(msblk->id_table);
diff --git a/fs/squashfs/xattr.h b/fs/squashfs/xattr.h
index 184129afd456..d8a270d3ac4c 100644
--- a/fs/squashfs/xattr.h
+++ b/fs/squashfs/xattr.h
@@ -17,8 +17,16 @@ extern int squashfs_xattr_lookup(struct super_block *, unsigned int, int *,
static inline __le64 *squashfs_read_xattr_id_table(struct super_block *sb,
u64 start, u64 *xattr_table_start, int *xattr_ids)
{
+ struct squashfs_xattr_id_table *id_table;
+
+ id_table = squashfs_read_table(sb, start, sizeof(*id_table));
+ if (IS_ERR(id_table))
+ return (__le64 *) id_table;
+
+ *xattr_table_start = le64_to_cpu(id_table->xattr_table_start);
+ kfree(id_table);
+
ERROR("Xattrs in filesystem, these will be ignored\n");
- *xattr_table_start = start;
return ERR_PTR(-ENOTSUPP);
}
diff --git a/fs/squashfs/xattr_id.c b/fs/squashfs/xattr_id.c
index d99e08464554..ead66670b41a 100644
--- a/fs/squashfs/xattr_id.c
+++ b/fs/squashfs/xattr_id.c
@@ -31,10 +31,15 @@ int squashfs_xattr_lookup(struct super_block *sb, unsigned int index,
struct squashfs_sb_info *msblk = sb->s_fs_info;
int block = SQUASHFS_XATTR_BLOCK(index);
int offset = SQUASHFS_XATTR_BLOCK_OFFSET(index);
- u64 start_block = le64_to_cpu(msblk->xattr_id_table[block]);
+ u64 start_block;
struct squashfs_xattr_id id;
int err;
+ if (index >= msblk->xattr_ids)
+ return -EINVAL;
+
+ start_block = le64_to_cpu(msblk->xattr_id_table[block]);
+
err = squashfs_read_metadata(sb, &id, &start_block, &offset,
sizeof(id));
if (err < 0)
@@ -50,13 +55,17 @@ int squashfs_xattr_lookup(struct super_block *sb, unsigned int index,
/*
* Read uncompressed xattr id lookup table indexes from disk into memory
*/
-__le64 *squashfs_read_xattr_id_table(struct super_block *sb, u64 start,
+__le64 *squashfs_read_xattr_id_table(struct super_block *sb, u64 table_start,
u64 *xattr_table_start, int *xattr_ids)
{
- unsigned int len;
+ struct squashfs_sb_info *msblk = sb->s_fs_info;
+ unsigned int len, indexes;
struct squashfs_xattr_id_table *id_table;
+ __le64 *table;
+ u64 start, end;
+ int n;
- id_table = squashfs_read_table(sb, start, sizeof(*id_table));
+ id_table = squashfs_read_table(sb, table_start, sizeof(*id_table));
if (IS_ERR(id_table))
return (__le64 *) id_table;
@@ -70,13 +79,52 @@ __le64 *squashfs_read_xattr_id_table(struct super_block *sb, u64 start,
if (*xattr_ids == 0)
return ERR_PTR(-EINVAL);
- /* xattr_table should be less than start */
- if (*xattr_table_start >= start)
+ len = SQUASHFS_XATTR_BLOCK_BYTES(*xattr_ids);
+ indexes = SQUASHFS_XATTR_BLOCKS(*xattr_ids);
+
+ /*
+ * The computed size of the index table (len bytes) should exactly
+ * match the table start and end points
+ */
+ start = table_start + sizeof(*id_table);
+ end = msblk->bytes_used;
+
+ if (len != (end - start))
return ERR_PTR(-EINVAL);
- len = SQUASHFS_XATTR_BLOCK_BYTES(*xattr_ids);
+ table = squashfs_read_table(sb, start, len);
+ if (IS_ERR(table))
+ return table;
+
+ /* table[0], table[1], ... table[indexes - 1] store the locations
+ * of the compressed xattr id blocks. Each entry should be less than
+ * the next (i.e. table[0] < table[1]), and the difference between them
+ * should be SQUASHFS_METADATA_SIZE or less. table[indexes - 1]
+ * should be less than table_start, and again the difference
+ * shouls be SQUASHFS_METADATA_SIZE or less.
+ *
+ * Finally xattr_table_start should be less than table[0].
+ */
+ for (n = 0; n < (indexes - 1); n++) {
+ start = le64_to_cpu(table[n]);
+ end = le64_to_cpu(table[n + 1]);
+
+ if (start >= end || (end - start) > SQUASHFS_METADATA_SIZE) {
+ kfree(table);
+ return ERR_PTR(-EINVAL);
+ }
+ }
+
+ start = le64_to_cpu(table[indexes - 1]);
+ if (start >= table_start || (table_start - start) > SQUASHFS_METADATA_SIZE) {
+ kfree(table);
+ return ERR_PTR(-EINVAL);
+ }
- TRACE("In read_xattr_index_table, length %d\n", len);
+ if (*xattr_table_start >= le64_to_cpu(table[0])) {
+ kfree(table);
+ return ERR_PTR(-EINVAL);
+ }
- return squashfs_read_table(sb, start + sizeof(*id_table), len);
+ return table;
}
diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h
index 9548d075e06d..b998e4b73691 100644
--- a/include/linux/sunrpc/xdr.h
+++ b/include/linux/sunrpc/xdr.h
@@ -25,8 +25,7 @@ struct rpc_rqst;
#define XDR_QUADLEN(l) (((l) + 3) >> 2)
/*
- * Generic opaque `network object.' At the kernel level, this type
- * is used only by lockd.
+ * Generic opaque `network object.'
*/
#define XDR_MAX_NETOBJ 1024
struct xdr_netobj {
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 618cb1b451ad..8c017f8c0c6d 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -6822,7 +6822,7 @@ static int is_branch32_taken(struct bpf_reg_state *reg, u32 val, u8 opcode)
case BPF_JSGT:
if (reg->s32_min_value > sval)
return 1;
- else if (reg->s32_max_value < sval)
+ else if (reg->s32_max_value <= sval)
return 0;
break;
case BPF_JLT:
@@ -6895,7 +6895,7 @@ static int is_branch64_taken(struct bpf_reg_state *reg, u64 val, u8 opcode)
case BPF_JSGT:
if (reg->smin_value > sval)
return 1;
- else if (reg->smax_value < sval)
+ else if (reg->smax_value <= sval)
return 0;
break;
case BPF_JLT:
@@ -8465,7 +8465,11 @@ static bool range_within(struct bpf_reg_state *old,
return old->umin_value <= cur->umin_value &&
old->umax_value >= cur->umax_value &&
old->smin_value <= cur->smin_value &&
- old->smax_value >= cur->smax_value;
+ old->smax_value >= cur->smax_value &&
+ old->u32_min_value <= cur->u32_min_value &&
+ old->u32_max_value >= cur->u32_max_value &&
+ old->s32_min_value <= cur->s32_min_value &&
+ old->s32_max_value >= cur->s32_max_value;
}
/* Maximum number of register states that can exist at once */
@@ -10862,30 +10866,28 @@ static int fixup_bpf_calls(struct bpf_verifier_env *env)
insn->code == (BPF_ALU | BPF_MOD | BPF_X) ||
insn->code == (BPF_ALU | BPF_DIV | BPF_X)) {
bool is64 = BPF_CLASS(insn->code) == BPF_ALU64;
- struct bpf_insn mask_and_div[] = {
- BPF_MOV32_REG(insn->src_reg, insn->src_reg),
+ bool isdiv = BPF_OP(insn->code) == BPF_DIV;
+ struct bpf_insn *patchlet;
+ struct bpf_insn chk_and_div[] = {
/* Rx div 0 -> 0 */
- BPF_JMP_IMM(BPF_JNE, insn->src_reg, 0, 2),
+ BPF_RAW_INSN((is64 ? BPF_JMP : BPF_JMP32) |
+ BPF_JNE | BPF_K, insn->src_reg,
+ 0, 2, 0),
BPF_ALU32_REG(BPF_XOR, insn->dst_reg, insn->dst_reg),
BPF_JMP_IMM(BPF_JA, 0, 0, 1),
*insn,
};
- struct bpf_insn mask_and_mod[] = {
- BPF_MOV32_REG(insn->src_reg, insn->src_reg),
+ struct bpf_insn chk_and_mod[] = {
/* Rx mod 0 -> Rx */
- BPF_JMP_IMM(BPF_JEQ, insn->src_reg, 0, 1),
+ BPF_RAW_INSN((is64 ? BPF_JMP : BPF_JMP32) |
+ BPF_JEQ | BPF_K, insn->src_reg,
+ 0, 1, 0),
*insn,
};
- struct bpf_insn *patchlet;
- if (insn->code == (BPF_ALU64 | BPF_DIV | BPF_X) ||
- insn->code == (BPF_ALU | BPF_DIV | BPF_X)) {
- patchlet = mask_and_div + (is64 ? 1 : 0);
- cnt = ARRAY_SIZE(mask_and_div) - (is64 ? 1 : 0);
- } else {
- patchlet = mask_and_mod + (is64 ? 1 : 0);
- cnt = ARRAY_SIZE(mask_and_mod) - (is64 ? 1 : 0);
- }
+ patchlet = isdiv ? chk_and_div : chk_and_mod;
+ cnt = isdiv ? ARRAY_SIZE(chk_and_div) :
+ ARRAY_SIZE(chk_and_mod);
new_prog = bpf_patch_insn_data(env, i + delta, patchlet, cnt);
if (!new_prog)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 8fc23d53f550..a604e69ecfa5 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -6320,6 +6320,8 @@ static ssize_t memory_high_write(struct kernfs_open_file *of,
if (err)
return err;
+ page_counter_set_high(&memcg->memory, high);
+
for (;;) {
unsigned long nr_pages = page_counter_read(&memcg->memory);
unsigned long reclaimed;
@@ -6343,10 +6345,7 @@ static ssize_t memory_high_write(struct kernfs_open_file *of,
break;
}
- page_counter_set_high(&memcg->memory, high);
-
memcg_wb_domain_size_changed(memcg);
-
return nbytes;
}
diff --git a/net/key/af_key.c b/net/key/af_key.c
index c12dbc51ef5f..ef9b4ac03e7b 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -2902,7 +2902,7 @@ static int count_ah_combs(const struct xfrm_tmpl *t)
break;
if (!aalg->pfkey_supported)
continue;
- if (aalg_tmpl_set(t, aalg) && aalg->available)
+ if (aalg_tmpl_set(t, aalg))
sz += sizeof(struct sadb_comb);
}
return sz + sizeof(struct sadb_prop);
@@ -2920,7 +2920,7 @@ static int count_esp_combs(const struct xfrm_tmpl *t)
if (!ealg->pfkey_supported)
continue;
- if (!(ealg_tmpl_set(t, ealg) && ealg->available))
+ if (!(ealg_tmpl_set(t, ealg)))
continue;
for (k = 1; ; k++) {
@@ -2931,7 +2931,7 @@ static int count_esp_combs(const struct xfrm_tmpl *t)
if (!aalg->pfkey_supported)
continue;
- if (aalg_tmpl_set(t, aalg) && aalg->available)
+ if (aalg_tmpl_set(t, aalg))
sz += sizeof(struct sadb_comb);
}
}
diff --git a/net/mac80211/spectmgmt.c b/net/mac80211/spectmgmt.c
index ae1cb2c68722..76747bfdaddd 100644
--- a/net/mac80211/spectmgmt.c
+++ b/net/mac80211/spectmgmt.c
@@ -133,16 +133,20 @@ int ieee80211_parse_ch_switch_ie(struct ieee80211_sub_if_data *sdata,
}
if (wide_bw_chansw_ie) {
+ u8 new_seg1 = wide_bw_chansw_ie->new_center_freq_seg1;
struct ieee80211_vht_operation vht_oper = {
.chan_width =
wide_bw_chansw_ie->new_channel_width,
.center_freq_seg0_idx =
wide_bw_chansw_ie->new_center_freq_seg0,
- .center_freq_seg1_idx =
- wide_bw_chansw_ie->new_center_freq_seg1,
+ .center_freq_seg1_idx = new_seg1,
/* .basic_mcs_set doesn't matter */
};
- struct ieee80211_ht_operation ht_oper = {};
+ struct ieee80211_ht_operation ht_oper = {
+ .operation_mode =
+ cpu_to_le16(new_seg1 <<
+ IEEE80211_HT_OP_MODE_CCFS2_SHIFT),
+ };
/* default, for the case of IEEE80211_VHT_CHANWIDTH_USE_HT,
* to the previously parsed chandef
diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index 4ecc2a959567..5f42aa5fc612 100644
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -29,6 +29,7 @@
#include <linux/uaccess.h>
#include <linux/hashtable.h>
+#include "auth_gss_internal.h"
#include "../netns.h"
#include <trace/events/rpcgss.h>
@@ -125,35 +126,6 @@ gss_cred_set_ctx(struct rpc_cred *cred, struct gss_cl_ctx *ctx)
clear_bit(RPCAUTH_CRED_NEW, &cred->cr_flags);
}
-static const void *
-simple_get_bytes(const void *p, const void *end, void *res, size_t len)
-{
- const void *q = (const void *)((const char *)p + len);
- if (unlikely(q > end || q < p))
- return ERR_PTR(-EFAULT);
- memcpy(res, p, len);
- return q;
-}
-
-static inline const void *
-simple_get_netobj(const void *p, const void *end, struct xdr_netobj *dest)
-{
- const void *q;
- unsigned int len;
-
- p = simple_get_bytes(p, end, &len, sizeof(len));
- if (IS_ERR(p))
- return p;
- q = (const void *)((const char *)p + len);
- if (unlikely(q > end || q < p))
- return ERR_PTR(-EFAULT);
- dest->data = kmemdup(p, len, GFP_NOFS);
- if (unlikely(dest->data == NULL))
- return ERR_PTR(-ENOMEM);
- dest->len = len;
- return q;
-}
-
static struct gss_cl_ctx *
gss_cred_get_ctx(struct rpc_cred *cred)
{
diff --git a/net/sunrpc/auth_gss/auth_gss_internal.h b/net/sunrpc/auth_gss/auth_gss_internal.h
new file mode 100644
index 000000000000..f6d9631bd9d0
--- /dev/null
+++ b/net/sunrpc/auth_gss/auth_gss_internal.h
@@ -0,0 +1,45 @@
+// SPDX-License-Identifier: BSD-3-Clause
+/*
+ * linux/net/sunrpc/auth_gss/auth_gss_internal.h
+ *
+ * Internal definitions for RPCSEC_GSS client authentication
+ *
+ * Copyright (c) 2000 The Regents of the University of Michigan.
+ * All rights reserved.
+ *
+ */
+#include <linux/err.h>
+#include <linux/string.h>
+#include <linux/sunrpc/xdr.h>
+
+static inline const void *
+simple_get_bytes(const void *p, const void *end, void *res, size_t len)
+{
+ const void *q = (const void *)((const char *)p + len);
+ if (unlikely(q > end || q < p))
+ return ERR_PTR(-EFAULT);
+ memcpy(res, p, len);
+ return q;
+}
+
+static inline const void *
+simple_get_netobj(const void *p, const void *end, struct xdr_netobj *dest)
+{
+ const void *q;
+ unsigned int len;
+
+ p = simple_get_bytes(p, end, &len, sizeof(len));
+ if (IS_ERR(p))
+ return p;
+ q = (const void *)((const char *)p + len);
+ if (unlikely(q > end || q < p))
+ return ERR_PTR(-EFAULT);
+ if (len) {
+ dest->data = kmemdup(p, len, GFP_NOFS);
+ if (unlikely(dest->data == NULL))
+ return ERR_PTR(-ENOMEM);
+ } else
+ dest->data = NULL;
+ dest->len = len;
+ return q;
+}
diff --git a/net/sunrpc/auth_gss/gss_krb5_mech.c b/net/sunrpc/auth_gss/gss_krb5_mech.c
index ae9acf3a7389..1c092b05c2bb 100644
--- a/net/sunrpc/auth_gss/gss_krb5_mech.c
+++ b/net/sunrpc/auth_gss/gss_krb5_mech.c
@@ -21,6 +21,8 @@
#include <linux/sunrpc/xdr.h>
#include <linux/sunrpc/gss_krb5_enctypes.h>
+#include "auth_gss_internal.h"
+
#if IS_ENABLED(CONFIG_SUNRPC_DEBUG)
# define RPCDBG_FACILITY RPCDBG_AUTH
#endif
@@ -143,35 +145,6 @@ get_gss_krb5_enctype(int etype)
return NULL;
}
-static const void *
-simple_get_bytes(const void *p, const void *end, void *res, int len)
-{
- const void *q = (const void *)((const char *)p + len);
- if (unlikely(q > end || q < p))
- return ERR_PTR(-EFAULT);
- memcpy(res, p, len);
- return q;
-}
-
-static const void *
-simple_get_netobj(const void *p, const void *end, struct xdr_netobj *res)
-{
- const void *q;
- unsigned int len;
-
- p = simple_get_bytes(p, end, &len, sizeof(len));
- if (IS_ERR(p))
- return p;
- q = (const void *)((const char *)p + len);
- if (unlikely(q > end || q < p))
- return ERR_PTR(-EFAULT);
- res->data = kmemdup(p, len, GFP_NOFS);
- if (unlikely(res->data == NULL))
- return ERR_PTR(-ENOMEM);
- res->len = len;
- return q;
-}
-
static inline const void *
get_key(const void *p, const void *end,
struct krb5_ctx *ctx, struct crypto_sync_skcipher **res)
diff --git a/sound/hda/intel-dsp-config.c b/sound/hda/intel-dsp-config.c
index 1c5114dedda9..fe49e9a97f0e 100644
--- a/sound/hda/intel-dsp-config.c
+++ b/sound/hda/intel-dsp-config.c
@@ -306,6 +306,10 @@ static const struct config_entry config_table[] = {
.flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
.device = 0xa0c8,
},
+ {
+ .flags = FLAG_SOF | FLAG_SOF_ONLY_IF_DMIC_OR_SOUNDWIRE,
+ .device = 0x43c8,
+ },
#endif
/* Elkhart Lake */
diff --git a/sound/soc/codecs/ak4458.c b/sound/soc/codecs/ak4458.c
index 1010c9ee2e83..472caad17012 100644
--- a/sound/soc/codecs/ak4458.c
+++ b/sound/soc/codecs/ak4458.c
@@ -595,18 +595,10 @@ static struct snd_soc_dai_driver ak4497_dai = {
.ops = &ak4458_dai_ops,
};
-static void ak4458_power_off(struct ak4458_priv *ak4458)
+static void ak4458_reset(struct ak4458_priv *ak4458, bool active)
{
if (ak4458->reset_gpiod) {
- gpiod_set_value_cansleep(ak4458->reset_gpiod, 0);
- usleep_range(1000, 2000);
- }
-}
-
-static void ak4458_power_on(struct ak4458_priv *ak4458)
-{
- if (ak4458->reset_gpiod) {
- gpiod_set_value_cansleep(ak4458->reset_gpiod, 1);
+ gpiod_set_value_cansleep(ak4458->reset_gpiod, active);
usleep_range(1000, 2000);
}
}
@@ -620,7 +612,7 @@ static int ak4458_init(struct snd_soc_component *component)
if (ak4458->mute_gpiod)
gpiod_set_value_cansleep(ak4458->mute_gpiod, 1);
- ak4458_power_on(ak4458);
+ ak4458_reset(ak4458, false);
ret = snd_soc_component_update_bits(component, AK4458_00_CONTROL1,
0x80, 0x80); /* ACKS bit = 1; 10000000 */
@@ -650,7 +642,7 @@ static void ak4458_remove(struct snd_soc_component *component)
{
struct ak4458_priv *ak4458 = snd_soc_component_get_drvdata(component);
- ak4458_power_off(ak4458);
+ ak4458_reset(ak4458, true);
}
#ifdef CONFIG_PM
@@ -660,7 +652,7 @@ static int __maybe_unused ak4458_runtime_suspend(struct device *dev)
regcache_cache_only(ak4458->regmap, true);
- ak4458_power_off(ak4458);
+ ak4458_reset(ak4458, true);
if (ak4458->mute_gpiod)
gpiod_set_value_cansleep(ak4458->mute_gpiod, 0);
@@ -685,8 +677,8 @@ static int __maybe_unused ak4458_runtime_resume(struct device *dev)
if (ak4458->mute_gpiod)
gpiod_set_value_cansleep(ak4458->mute_gpiod, 1);
- ak4458_power_off(ak4458);
- ak4458_power_on(ak4458);
+ ak4458_reset(ak4458, true);
+ ak4458_reset(ak4458, false);
regcache_cache_only(ak4458->regmap, false);
regcache_mark_dirty(ak4458->regmap);
diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c
index dec8716aa8ef..985b2dcecf13 100644
--- a/sound/soc/codecs/wm_adsp.c
+++ b/sound/soc/codecs/wm_adsp.c
@@ -2031,11 +2031,14 @@ static struct wm_coeff_ctl *wm_adsp_get_ctl(struct wm_adsp *dsp,
unsigned int alg)
{
struct wm_coeff_ctl *pos, *rslt = NULL;
+ const char *fw_txt = wm_adsp_fw_text[dsp->fw];
list_for_each_entry(pos, &dsp->ctl_list, list) {
if (!pos->subname)
continue;
if (strncmp(pos->subname, name, pos->subname_len) == 0 &&
+ strncmp(pos->fw_name, fw_txt,
+ SNDRV_CTL_ELEM_ID_NAME_MAXLEN) == 0 &&
pos->alg_region.alg == alg &&
pos->alg_region.type == type) {
rslt = pos;
diff --git a/sound/soc/intel/boards/sof_sdw.c b/sound/soc/intel/boards/sof_sdw.c
index b29946eb4355..a8d43c87cb5a 100644
--- a/sound/soc/intel/boards/sof_sdw.c
+++ b/sound/soc/intel/boards/sof_sdw.c
@@ -57,6 +57,16 @@ static const struct dmi_system_id sof_sdw_quirk_table[] = {
.driver_data = (void *)(SOF_RT711_JD_SRC_JD2 |
SOF_RT715_DAI_ID_FIX),
},
+ {
+ .callback = sof_sdw_quirk_cb,
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
+ DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A5E")
+ },
+ .driver_data = (void *)(SOF_RT711_JD_SRC_JD2 |
+ SOF_RT715_DAI_ID_FIX |
+ SOF_SDW_FOUR_SPK),
+ },
{
.callback = sof_sdw_quirk_cb,
.matches = {
diff --git a/sound/soc/intel/skylake/skl-topology.c b/sound/soc/intel/skylake/skl-topology.c
index d699e61eca3d..0955cbb4e918 100644
--- a/sound/soc/intel/skylake/skl-topology.c
+++ b/sound/soc/intel/skylake/skl-topology.c
@@ -3632,7 +3632,7 @@ static void skl_tplg_complete(struct snd_soc_component *component)
sprintf(chan_text, "c%d", mach->mach_params.dmic_num);
for (i = 0; i < se->items; i++) {
- struct snd_ctl_elem_value val;
+ struct snd_ctl_elem_value val = {};
if (strstr(texts[i], chan_text)) {
val.value.enumerated.item[0] = i;
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