brain-hackers_pepepper-mirror
/
linux-brain
mirror of https://github.com/brain-hackers/linux-brain.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

This is the 5.4.128 stable release 

-----BEGIN PGP SIGNATURE-----
 
 iQIzBAABCAAdFiEEZH8oZUiU471FcZm+ONu9yGCSaT4FAmDTLA4ACgkQONu9yGCS
 aT45xg/+IvxFaIOtutEBkFCJvEurRWSozjBKAfX9xtJQGSSKVyDvh7GZWfEXMxZc
 oNf8DWQKvaiZj2mRdgYp6Ilo27Ps6aN3vCo09z+U3mfGQLMbNpPYEvSq6Twl26NB
 8lL8b++0Jo7P+eOALHohBS125/E0etqhoc2HXDFp6pfksj6J7klxlyQ2NX9Ih8xm
 l7Cto5flCHM9g20/CNsqxXPWiuBKnzSvp9YH9HMDgjOV6YSktLGTHAJ8omjPm0V/
 pQVFOo4Kyx34exdA/IzrM/yV4iDThVtwL6+bNErWtl6LwiIcNK3esARYTNjbBBhK
 W156adxp6kl6LqMADr/y77WqvcH6H2PhpRnMj+6t21FpK7cTbXfqvxBfpOvE1Buh
 in95LJN1Iins1PTozBVHcUIpdESO5AN8/2aHq0LRLmVbaLlo6aj+sjdHNPvf7HwW
 8LDHtpGNao/spMuZmvvH+6i3iwuciINCRY9TVBDgkT5LhWhRHBl6+uSLEX/d+s3Z
 663Q6HPu+cfubR7UC8+QsMMtf7KD2yvQuadAz6n/Z41vvSYIUHPGsYtZUmsef3jP
 n4CTAmGavtyR5jaQNkuw8nnIn7cthONw94foFheBH0doxmkXPKcwqmWO9DH77n58
 unMT31ArVg9ObrO/YmLjEaV9X7VlfRf6yw7tey1RJXgrSD3nwgk=
 =9+GF
 -----END PGP SIGNATURE-----
gpgsig -----BEGIN PGP SIGNATURE-----
 
 iQIzBAABCgAdFiEEdQaENiSDAlGTDEbB7G51OISzHs0FAmDTTjIACgkQ7G51OISz
 Hs1mJw/5AaIlIv+kMC0qP9aG5Y1uoUQ+fewr4Ofo9Kt8QlVcogdeM16URF7O2CDG
 mICWVXRqY+xWl/84XWJs11RRxfMnXp85myi1jyalOFDYojJp2qOkOyEi8zMg7wui
 N1kkPxEworm6ILrZRKNgT36ZfSEGAD2ogkp4wS/Fldwh2RNHtGUSw3xAPcqg0yDq
 +Ve3V06MDul/dyRup3MYtQ/Kxb5wCc+Lfwh+eXYZIu/DfXy3E4K3w8YB7NPazlTw
 dBlWU/S3Y0uyoq+DvfFQ+nL0GTe0ezGQB5n5n1eNRWg+mEn3IiWXkrBJfha2Swcl
 vv+Fy/5ro9elcn1oQF5uvwDoGHhq/KkR7TjRICY9zmVvJ79IcqZJ/Bdg5CEXM+xc
 EvZDAdXn26y2xKZJzKGQSe7QJurOuQpdW497h1DLGIhDs2sGDjhXuISPcNpjPJKG
 PdgpJ9kG4v2cYnW58UTdzQKNFg7jjFUiiQV/IIoiVlxhg7dVQnSKCgXHcngiZiuQ
 eUR9p7ahfEOlG2N5qTlJqom0HtiJ6I4a5TDQhXoEYlKfxr9711f2+cramhf2cle+
 +G64chvmKcv7Fyx5yIwSJrTJfi6vsuW5VMfXrvGIqjFUEjIGe9rQMhWH34A7s5tG
 RD0Tg90JJr0rNsNa+LZNPbRynbdPBbrVWdrVyXN+9HDs40oe8BY=
 =f7qZ
 -----END PGP SIGNATURE-----

Merge tag 'v5.4.128' into 5.4-2.3.x-imx

This is the 5.4.128 stable release

Signed-off-by: Andrey Zhizhikin <andrey.zhizhikin@leica-geosystems.com>
This commit is contained in:
Andrey Zhizhikin 2021-06-23 15:07:27 +00:00
parent 4efcf5cb62 4037804c55
commit db8ff65069
95 changed files with 833 additions and 317 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
Documentation/vm/slub.rst
View File

@ -160,7 +160,7 @@ SLUB Debug output
Here is a sample of slub debug output::
====================================================================
BUG kmalloc-8: Redzone overwritten
BUG kmalloc-8: Right Redzone overwritten
--------------------------------------------------------------------
INFO: 0xc90f6d28-0xc90f6d2b. First byte 0x00 instead of 0xcc
@ -168,10 +168,10 @@ Here is a sample of slub debug output::
INFO: Object 0xc90f6d20 @offset=3360 fp=0xc90f6d58
INFO: Allocated in get_modalias+0x61/0xf5 age=53 cpu=1 pid=554
Bytes b4 0xc90f6d10: 00 00 00 00 00 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a ........ZZZZZZZZ
Object 0xc90f6d20: 31 30 31 39 2e 30 30 35 1019.005
Redzone 0xc90f6d28: 00 cc cc cc .
Padding 0xc90f6d50: 5a 5a 5a 5a 5a 5a 5a 5a ZZZZZZZZ
Bytes b4 (0xc90f6d10): 00 00 00 00 00 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a ........ZZZZZZZZ
Object (0xc90f6d20): 31 30 31 39 2e 30 30 35 1019.005
Redzone (0xc90f6d28): 00 cc cc cc .
Padding (0xc90f6d50): 5a 5a 5a 5a 5a 5a 5a 5a ZZZZZZZZ
[<c010523d>] dump_trace+0x63/0x1eb
[<c01053df>] show_trace_log_lvl+0x1a/0x2f

2
Makefile
View File

@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 4
SUBLEVEL = 127
SUBLEVEL = 128
EXTRAVERSION =
NAME = Kleptomaniac Octopus

1
arch/arc/include/uapi/asm/sigcontext.h
View File

@ -18,6 +18,7 @@
*/
struct sigcontext {
struct user_regs_struct regs;
struct user_regs_arcv2 v2abi;
};
#endif /* _ASM_ARC_SIGCONTEXT_H */

43
arch/arc/kernel/signal.c
View File

@ -61,6 +61,41 @@ struct rt_sigframe {
unsigned int sigret_magic;
};
static int save_arcv2_regs(struct sigcontext *mctx, struct pt_regs *regs)
{
int err = 0;
#ifndef CONFIG_ISA_ARCOMPACT
struct user_regs_arcv2 v2abi;
v2abi.r30 = regs->r30;
#ifdef CONFIG_ARC_HAS_ACCL_REGS
v2abi.r58 = regs->r58;
v2abi.r59 = regs->r59;
#else
v2abi.r58 = v2abi.r59 = 0;
#endif
err = __copy_to_user(&mctx->v2abi, &v2abi, sizeof(v2abi));
#endif
return err;
}
static int restore_arcv2_regs(struct sigcontext *mctx, struct pt_regs *regs)
{
int err = 0;
#ifndef CONFIG_ISA_ARCOMPACT
struct user_regs_arcv2 v2abi;
err = __copy_from_user(&v2abi, &mctx->v2abi, sizeof(v2abi));
regs->r30 = v2abi.r30;
#ifdef CONFIG_ARC_HAS_ACCL_REGS
regs->r58 = v2abi.r58;
regs->r59 = v2abi.r59;
#endif
#endif
return err;
}
static int
stash_usr_regs(struct rt_sigframe __user *sf, struct pt_regs *regs,
sigset_t *set)
@ -94,6 +129,10 @@ stash_usr_regs(struct rt_sigframe __user *sf, struct pt_regs *regs,
err = __copy_to_user(&(sf->uc.uc_mcontext.regs.scratch), &uregs.scratch,
sizeof(sf->uc.uc_mcontext.regs.scratch));
if (is_isa_arcv2())
err |= save_arcv2_regs(&(sf->uc.uc_mcontext), regs);
err |= __copy_to_user(&sf->uc.uc_sigmask, set, sizeof(sigset_t));
return err ? -EFAULT : 0;
@ -109,6 +148,10 @@ static int restore_usr_regs(struct pt_regs *regs, struct rt_sigframe __user *sf)
err |= __copy_from_user(&uregs.scratch,
&(sf->uc.uc_mcontext.regs.scratch),
sizeof(sf->uc.uc_mcontext.regs.scratch));
if (is_isa_arcv2())
err |= restore_arcv2_regs(&(sf->uc.uc_mcontext), regs);
if (err)
return -EFAULT;

4
arch/arm/boot/dts/dra7-l4.dtsi
View File

@ -1176,7 +1176,7 @@
};
};
target-module@34000 { /* 0x48034000, ap 7 46.0 */
timer3_target: target-module@34000 { /* 0x48034000, ap 7 46.0 */
compatible = "ti,sysc-omap4-timer", "ti,sysc";
ti,hwmods = "timer3";
reg = <0x34000 0x4>,
@ -1204,7 +1204,7 @@
};
};
target-module@36000 { /* 0x48036000, ap 9 4e.0 */
timer4_target: target-module@36000 { /* 0x48036000, ap 9 4e.0 */
compatible = "ti,sysc-omap4-timer", "ti,sysc";
ti,hwmods = "timer4";
reg = <0x36000 0x4>,

20
arch/arm/boot/dts/dra7.dtsi
View File

@ -46,6 +46,7 @@
timer {
compatible = "arm,armv7-timer";
status = "disabled"; /* See ARM architected timer wrap erratum i940 */
interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
<GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
@ -766,3 +767,22 @@
#include "dra7-l4.dtsi"
#include "dra7xx-clocks.dtsi"
/* Local timers, see ARM architected timer wrap erratum i940 */
&timer3_target {
ti,no-reset-on-init;
ti,no-idle;
timer@0 {
assigned-clocks = <&l4per_clkctrl DRA7_L4PER_TIMER3_CLKCTRL 24>;
assigned-clock-parents = <&timer_sys_clk_div>;
};
};
&timer4_target {
ti,no-reset-on-init;
ti,no-idle;
timer@0 {
assigned-clocks = <&l4per_clkctrl DRA7_L4PER_TIMER4_CLKCTRL 24>;
assigned-clock-parents = <&timer_sys_clk_div>;
};
};

13
arch/arm/mach-omap1/pm.c
View File

@ -596,11 +596,6 @@ static irqreturn_t omap_wakeup_interrupt(int irq, void *dev)
return IRQ_HANDLED;
}
static struct irqaction omap_wakeup_irq = {
.name = "peripheral wakeup",
.handler = omap_wakeup_interrupt
};
static const struct platform_suspend_ops omap_pm_ops = {
@ -613,6 +608,7 @@ static const struct platform_suspend_ops omap_pm_ops = {
static int __init omap_pm_init(void)
{
int error = 0;
int irq;
if (!cpu_class_is_omap1())
return -ENODEV;
@ -656,9 +652,12 @@ static int __init omap_pm_init(void)
arm_pm_idle = omap1_pm_idle;
if (cpu_is_omap7xx())
setup_irq(INT_7XX_WAKE_UP_REQ, &omap_wakeup_irq);
irq = INT_7XX_WAKE_UP_REQ;
else if (cpu_is_omap16xx())
setup_irq(INT_1610_WAKE_UP_REQ, &omap_wakeup_irq);
irq = INT_1610_WAKE_UP_REQ;
if (request_irq(irq, omap_wakeup_interrupt, 0, "peripheral wakeup",
NULL))
pr_err("Failed to request irq %d (peripheral wakeup)\n", irq);
/* Program new power ramp-up time
* (0 for most boards since we don't lower voltage when in deep sleep)

10
arch/arm/mach-omap1/time.c
View File

@ -155,15 +155,11 @@ static irqreturn_t omap_mpu_timer1_interrupt(int irq, void *dev_id)
return IRQ_HANDLED;
}
static struct irqaction omap_mpu_timer1_irq = {
.name = "mpu_timer1",
.flags = IRQF_TIMER | IRQF_IRQPOLL,
.handler = omap_mpu_timer1_interrupt,
};
static __init void omap_init_mpu_timer(unsigned long rate)
{
setup_irq(INT_TIMER1, &omap_mpu_timer1_irq);
if (request_irq(INT_TIMER1, omap_mpu_timer1_interrupt,
IRQF_TIMER | IRQF_IRQPOLL, "mpu_timer1", NULL))
pr_err("Failed to request irq %d (mpu_timer1)\n", INT_TIMER1);
omap_mpu_timer_start(0, (rate / HZ) - 1, 1);
clockevent_mpu_timer1.cpumask = cpumask_of(0);

10
arch/arm/mach-omap1/timer32k.c
View File

@ -148,15 +148,11 @@ static irqreturn_t omap_32k_timer_interrupt(int irq, void *dev_id)
return IRQ_HANDLED;
}
static struct irqaction omap_32k_timer_irq = {
.name = "32KHz timer",
.flags = IRQF_TIMER | IRQF_IRQPOLL,
.handler = omap_32k_timer_interrupt,
};
static __init void omap_init_32k_timer(void)
{
setup_irq(INT_OS_TIMER, &omap_32k_timer_irq);
if (request_irq(INT_OS_TIMER, omap_32k_timer_interrupt,
IRQF_TIMER | IRQF_IRQPOLL, "32KHz timer", NULL))
pr_err("Failed to request irq %d(32KHz timer)\n", INT_OS_TIMER);
clockevent_32k_timer.cpumask = cpumask_of(0);
clockevents_config_and_register(&clockevent_32k_timer,

4
arch/arm/mach-omap2/board-generic.c
View File

@ -327,7 +327,7 @@ DT_MACHINE_START(DRA74X_DT, "Generic DRA74X (Flattened Device Tree)")
.init_late = dra7xx_init_late,
.init_irq = omap_gic_of_init,
.init_machine = omap_generic_init,
.init_time = omap5_realtime_timer_init,
.init_time = omap3_gptimer_timer_init,
.dt_compat = dra74x_boards_compat,
.restart = omap44xx_restart,
MACHINE_END
@ -350,7 +350,7 @@ DT_MACHINE_START(DRA72X_DT, "Generic DRA72X (Flattened Device Tree)")
.init_late = dra7xx_init_late,
.init_irq = omap_gic_of_init,
.init_machine = omap_generic_init,
.init_time = omap5_realtime_timer_init,
.init_time = omap3_gptimer_timer_init,
.dt_compat = dra72x_boards_compat,
.restart = omap44xx_restart,
MACHINE_END

179
arch/arm/mach-omap2/timer.c
View File

@ -42,6 +42,7 @@
#include <linux/platform_device.h>
#include <linux/platform_data/dmtimer-omap.h>
#include <linux/sched_clock.h>
#include <linux/cpu.h>
#include <asm/mach/time.h>
@ -63,15 +64,28 @@
/* Clockevent code */
static struct omap_dm_timer clkev;
static struct clock_event_device clockevent_gpt;
/* Clockevent hwmod for am335x and am437x suspend */
static struct omap_hwmod *clockevent_gpt_hwmod;
/* Clockesource hwmod for am437x suspend */
static struct omap_hwmod *clocksource_gpt_hwmod;
struct dmtimer_clockevent {
struct clock_event_device dev;
struct omap_dm_timer timer;
};
static struct dmtimer_clockevent clockevent;
static struct omap_dm_timer *to_dmtimer(struct clock_event_device *clockevent)
{
struct dmtimer_clockevent *clkevt =
container_of(clockevent, struct dmtimer_clockevent, dev);
struct omap_dm_timer *timer = &clkevt->timer;
return timer;
}
#ifdef CONFIG_SOC_HAS_REALTIME_COUNTER
static unsigned long arch_timer_freq;
@ -83,24 +97,21 @@ void set_cntfreq(void)
static irqreturn_t omap2_gp_timer_interrupt(int irq, void *dev_id)
{
struct clock_event_device *evt = &clockevent_gpt;
__omap_dm_timer_write_status(&clkev, OMAP_TIMER_INT_OVERFLOW);
struct dmtimer_clockevent *clkevt = dev_id;
struct clock_event_device *evt = &clkevt->dev;
struct omap_dm_timer *timer = &clkevt->timer;
__omap_dm_timer_write_status(timer, OMAP_TIMER_INT_OVERFLOW);
evt->event_handler(evt);
return IRQ_HANDLED;
}
static struct irqaction omap2_gp_timer_irq = {
.name = "gp_timer",
.flags = IRQF_TIMER | IRQF_IRQPOLL,
.handler = omap2_gp_timer_interrupt,
};
static int omap2_gp_timer_set_next_event(unsigned long cycles,
struct clock_event_device *evt)
{
__omap_dm_timer_load_start(&clkev, OMAP_TIMER_CTRL_ST,
struct omap_dm_timer *timer = to_dmtimer(evt);
__omap_dm_timer_load_start(timer, OMAP_TIMER_CTRL_ST,
0xffffffff - cycles, OMAP_TIMER_POSTED);
return 0;
@ -108,22 +119,26 @@ static int omap2_gp_timer_set_next_event(unsigned long cycles,
static int omap2_gp_timer_shutdown(struct clock_event_device *evt)
{
__omap_dm_timer_stop(&clkev, OMAP_TIMER_POSTED, clkev.rate);
struct omap_dm_timer *timer = to_dmtimer(evt);
__omap_dm_timer_stop(timer, OMAP_TIMER_POSTED, timer->rate);
return 0;
}
static int omap2_gp_timer_set_periodic(struct clock_event_device *evt)
{
struct omap_dm_timer *timer = to_dmtimer(evt);
u32 period;
__omap_dm_timer_stop(&clkev, OMAP_TIMER_POSTED, clkev.rate);
__omap_dm_timer_stop(timer, OMAP_TIMER_POSTED, timer->rate);
period = clkev.rate / HZ;
period = timer->rate / HZ;
period -= 1;
/* Looks like we need to first set the load value separately */
__omap_dm_timer_write(&clkev, OMAP_TIMER_LOAD_REG, 0xffffffff - period,
__omap_dm_timer_write(timer, OMAP_TIMER_LOAD_REG, 0xffffffff - period,
OMAP_TIMER_POSTED);
__omap_dm_timer_load_start(&clkev,
__omap_dm_timer_load_start(timer,
OMAP_TIMER_CTRL_AR | OMAP_TIMER_CTRL_ST,
0xffffffff - period, OMAP_TIMER_POSTED);
return 0;
@ -137,26 +152,17 @@ static void omap_clkevt_idle(struct clock_event_device *unused)
omap_hwmod_idle(clockevent_gpt_hwmod);
}
static void omap_clkevt_unidle(struct clock_event_device *unused)
static void omap_clkevt_unidle(struct clock_event_device *evt)
{
struct omap_dm_timer *timer = to_dmtimer(evt);
if (!clockevent_gpt_hwmod)
return;
omap_hwmod_enable(clockevent_gpt_hwmod);
__omap_dm_timer_int_enable(&clkev, OMAP_TIMER_INT_OVERFLOW);
__omap_dm_timer_int_enable(timer, OMAP_TIMER_INT_OVERFLOW);
}
static struct clock_event_device clockevent_gpt = {
.features = CLOCK_EVT_FEAT_PERIODIC |
CLOCK_EVT_FEAT_ONESHOT,
.rating = 300,
.set_next_event = omap2_gp_timer_set_next_event,
.set_state_shutdown = omap2_gp_timer_shutdown,
.set_state_periodic = omap2_gp_timer_set_periodic,
.set_state_oneshot = omap2_gp_timer_shutdown,
.tick_resume = omap2_gp_timer_shutdown,
};
static const struct of_device_id omap_timer_match[] __initconst = {
{ .compatible = "ti,omap2420-timer", },
{ .compatible = "ti,omap3430-timer", },
@ -362,47 +368,104 @@ void tick_broadcast(const struct cpumask *mask)
}
#endif
static void __init omap2_gp_clockevent_init(int gptimer_id,
const char *fck_source,
const char *property)
static void __init dmtimer_clkevt_init_common(struct dmtimer_clockevent *clkevt,
int gptimer_id,
const char *fck_source,
unsigned int features,
const struct cpumask *cpumask,
const char *property,
int rating, const char *name)
{
struct omap_dm_timer *timer = &clkevt->timer;
int res;
clkev.id = gptimer_id;
clkev.errata = omap_dm_timer_get_errata();
timer->id = gptimer_id;
timer->errata = omap_dm_timer_get_errata();
clkevt->dev.features = features;
clkevt->dev.rating = rating;
clkevt->dev.set_next_event = omap2_gp_timer_set_next_event;
clkevt->dev.set_state_shutdown = omap2_gp_timer_shutdown;
clkevt->dev.set_state_periodic = omap2_gp_timer_set_periodic;
clkevt->dev.set_state_oneshot = omap2_gp_timer_shutdown;
clkevt->dev.tick_resume = omap2_gp_timer_shutdown;
/*
* For clock-event timers we never read the timer counter and
* so we are not impacted by errata i103 and i767. Therefore,
* we can safely ignore this errata for clock-event timers.
*/
__omap_dm_timer_override_errata(&clkev, OMAP_TIMER_ERRATA_I103_I767);
__omap_dm_timer_override_errata(timer, OMAP_TIMER_ERRATA_I103_I767);
res = omap_dm_timer_init_one(&clkev, fck_source, property,
&clockevent_gpt.name, OMAP_TIMER_POSTED);
res = omap_dm_timer_init_one(timer, fck_source, property,
&clkevt->dev.name, OMAP_TIMER_POSTED);
BUG_ON(res);
omap2_gp_timer_irq.dev_id = &clkev;
setup_irq(clkev.irq, &omap2_gp_timer_irq);
clkevt->dev.cpumask = cpumask;
clkevt->dev.irq = omap_dm_timer_get_irq(timer);
__omap_dm_timer_int_enable(&clkev, OMAP_TIMER_INT_OVERFLOW);
if (request_irq(clkevt->dev.irq, omap2_gp_timer_interrupt,
IRQF_TIMER | IRQF_IRQPOLL, name, clkevt))
pr_err("Failed to request irq %d (gp_timer)\n", clkevt->dev.irq);
clockevent_gpt.cpumask = cpu_possible_mask;
clockevent_gpt.irq = omap_dm_timer_get_irq(&clkev);
clockevents_config_and_register(&clockevent_gpt, clkev.rate,
3, /* Timer internal resynch latency */
0xffffffff);
__omap_dm_timer_int_enable(timer, OMAP_TIMER_INT_OVERFLOW);
if (soc_is_am33xx() || soc_is_am43xx()) {
clockevent_gpt.suspend = omap_clkevt_idle;
clockevent_gpt.resume = omap_clkevt_unidle;
clkevt->dev.suspend = omap_clkevt_idle;
clkevt->dev.resume = omap_clkevt_unidle;
clockevent_gpt_hwmod =
omap_hwmod_lookup(clockevent_gpt.name);
omap_hwmod_lookup(clkevt->dev.name);
}
pr_info("OMAP clockevent source: %s at %lu Hz\n", clockevent_gpt.name,
clkev.rate);
pr_info("OMAP clockevent source: %s at %lu Hz\n", clkevt->dev.name,
timer->rate);
}
static DEFINE_PER_CPU(struct dmtimer_clockevent, dmtimer_percpu_timer);
static int omap_gptimer_starting_cpu(unsigned int cpu)
{
struct dmtimer_clockevent *clkevt = per_cpu_ptr(&dmtimer_percpu_timer, cpu);
struct clock_event_device *dev = &clkevt->dev;
struct omap_dm_timer *timer = &clkevt->timer;
clockevents_config_and_register(dev, timer->rate, 3, ULONG_MAX);
irq_force_affinity(dev->irq, cpumask_of(cpu));
return 0;
}
static int __init dmtimer_percpu_quirk_init(void)
{
struct dmtimer_clockevent *clkevt;
struct clock_event_device *dev;
struct device_node *arm_timer;
struct omap_dm_timer *timer;
int cpu = 0;
arm_timer = of_find_compatible_node(NULL, NULL, "arm,armv7-timer");
if (of_device_is_available(arm_timer)) {
pr_warn_once("ARM architected timer wrap issue i940 detected\n");
return 0;
}
for_each_possible_cpu(cpu) {
clkevt = per_cpu_ptr(&dmtimer_percpu_timer, cpu);
dev = &clkevt->dev;
timer = &clkevt->timer;
dmtimer_clkevt_init_common(clkevt, 0, "timer_sys_ck",
CLOCK_EVT_FEAT_ONESHOT,
cpumask_of(cpu),
"assigned-clock-parents",
500, "percpu timer");
}
cpuhp_setup_state(CPUHP_AP_OMAP_DM_TIMER_STARTING,
"clockevents/omap/gptimer:starting",
omap_gptimer_starting_cpu, NULL);
return 0;
}
/* Clocksource code */
@ -542,7 +605,15 @@ static void __init __omap_sync32k_timer_init(int clkev_nr, const char *clkev_src
{
omap_clk_init();
omap_dmtimer_init();
omap2_gp_clockevent_init(clkev_nr, clkev_src, clkev_prop);
dmtimer_clkevt_init_common(&clockevent, clkev_nr, clkev_src,
CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT,
cpu_possible_mask, clkev_prop, 300, "clockevent");
clockevents_config_and_register(&clockevent.dev, clockevent.timer.rate,
3, /* Timer internal resynch latency */
0xffffffff);
if (soc_is_dra7xx())
dmtimer_percpu_quirk_init();
/* Enable the use of clocksource="gp_timer" kernel parameter */
if (use_gptimer_clksrc || gptimer)
@ -571,7 +642,7 @@ void __init omap3_secure_sync32k_timer_init(void)
#endif /* CONFIG_ARCH_OMAP3 */
#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_SOC_AM33XX) || \
defined(CONFIG_SOC_AM43XX)
defined(CONFIG_SOC_AM43XX) || defined(CONFIG_SOC_DRA7XX)
void __init omap3_gptimer_timer_init(void)
{
__omap_sync32k_timer_init(2, "timer_sys_ck", NULL,

13
arch/x86/include/asm/fpu/internal.h
View File

@ -607,10 +607,17 @@ static inline void switch_fpu_finish(struct fpu *new_fpu)
* PKRU state is switched eagerly because it needs to be valid before we
* return to userland e.g. for a copy_to_user() operation.
*/
if (current->mm) {
if (!(current->flags & PF_KTHREAD)) {
/*
* If the PKRU bit in xsave.header.xfeatures is not set,
* then the PKRU component was in init state, which means
* XRSTOR will set PKRU to 0. If the bit is not set then
* get_xsave_addr() will return NULL because the PKRU value
* in memory is not valid. This means pkru_val has to be
* set to 0 and not to init_pkru_value.
*/
pk = get_xsave_addr(&new_fpu->state.xsave, XFEATURE_PKRU);
if (pk)
pkru_val = pk->pkru;
pkru_val = pk ? pk->pkru : 0;
}
__write_pkru(pkru_val);
}

26
arch/x86/kernel/fpu/signal.c
View File

@ -289,13 +289,17 @@ static int __fpu__restore_sig(void __user *buf, void __user *buf_fx, int size)
return 0;
}
if (!access_ok(buf, size))
return -EACCES;
if (!access_ok(buf, size)) {
ret = -EACCES;
goto out;
}
if (!static_cpu_has(X86_FEATURE_FPU))
return fpregs_soft_set(current, NULL,
0, sizeof(struct user_i387_ia32_struct),
NULL, buf) != 0;
if (!static_cpu_has(X86_FEATURE_FPU)) {
ret = fpregs_soft_set(current, NULL, 0,
sizeof(struct user_i387_ia32_struct),
NULL, buf);
goto out;
}
if (use_xsave()) {
struct _fpx_sw_bytes fx_sw_user;
@ -333,7 +337,7 @@ static int __fpu__restore_sig(void __user *buf, void __user *buf_fx, int size)
if (ia32_fxstate) {
ret = __copy_from_user(&env, buf, sizeof(env));
if (ret)
goto err_out;
goto out;
envp = &env;
} else {
/*
@ -369,7 +373,7 @@ static int __fpu__restore_sig(void __user *buf, void __user *buf_fx, int size)
ret = validate_xstate_header(&fpu->state.xsave.header);
}
if (ret)
goto err_out;
goto out;
sanitize_restored_xstate(&fpu->state, envp, xfeatures, fx_only);
@ -382,7 +386,7 @@ static int __fpu__restore_sig(void __user *buf, void __user *buf_fx, int size)
ret = __copy_from_user(&fpu->state.fxsave, buf_fx, state_size);
if (ret) {
ret = -EFAULT;
goto err_out;
goto out;
}
sanitize_restored_xstate(&fpu->state, envp, xfeatures, fx_only);
@ -397,7 +401,7 @@ static int __fpu__restore_sig(void __user *buf, void __user *buf_fx, int size)
} else {
ret = __copy_from_user(&fpu->state.fsave, buf_fx, state_size);
if (ret)
goto err_out;
goto out;
fpregs_lock();
ret = copy_kernel_to_fregs_err(&fpu->state.fsave);
@ -408,7 +412,7 @@ static int __fpu__restore_sig(void __user *buf, void __user *buf_fx, int size)
fpregs_deactivate(fpu);
fpregs_unlock();
err_out:
out:
if (ret)
fpu__clear(fpu);
return ret;

3
arch/x86/kvm/lapic.c
View File

@ -1332,6 +1332,9 @@ int kvm_lapic_reg_read(struct kvm_lapic *apic, u32 offset, int len,
if (!apic_x2apic_mode(apic))
valid_reg_mask |= APIC_REG_MASK(APIC_ARBPRI);
if (alignment + len > 4)
return 1;
if (offset > 0x3f0 || !(valid_reg_mask & APIC_REG_MASK(offset)))
return 1;

5
arch/x86/kvm/x86.c
View File

@ -6279,7 +6279,10 @@ static unsigned emulator_get_hflags(struct x86_emulate_ctxt *ctxt)
static void emulator_set_hflags(struct x86_emulate_ctxt *ctxt, unsigned emul_flags)
{
emul_to_vcpu(ctxt)->arch.hflags = emul_flags;
struct kvm_vcpu *vcpu = emul_to_vcpu(ctxt);
vcpu->arch.hflags = emul_flags;
kvm_mmu_reset_context(vcpu);
}
static int emulator_pre_leave_smm(struct x86_emulate_ctxt *ctxt,

1
drivers/clk/ti/clk-7xx.c
View File

@ -793,6 +793,7 @@ static struct ti_dt_clk dra7xx_clks[] = {
DT_CLK(NULL, "timer_32k_ck", "sys_32k_ck"),
DT_CLK(NULL, "sys_clkin_ck", "timer_sys_clk_div"),
DT_CLK(NULL, "sys_clkin", "sys_clkin1"),
DT_CLK(NULL, "timer_sys_ck", "timer_sys_clk_div"),
DT_CLK(NULL, "atl_dpll_clk_mux", "atl-clkctrl:0000:24"),
DT_CLK(NULL, "atl_gfclk_mux", "atl-clkctrl:0000:26"),
DT_CLK(NULL, "dcan1_sys_clk_mux", "wkupaon-clkctrl:0068:24"),

1
drivers/dma/Kconfig
View File

@ -59,6 +59,7 @@ config DMA_OF
#devices
config ALTERA_MSGDMA
tristate "Altera / Intel mSGDMA Engine"
depends on HAS_IOMEM
select DMA_ENGINE
help
Enable support for Altera / Intel mSGDMA controller.

6
drivers/dma/pl330.c
View File

@ -2690,13 +2690,15 @@ static struct dma_async_tx_descriptor *pl330_prep_dma_cyclic(
for (i = 0; i < len / period_len; i++) {
desc = pl330_get_desc(pch);
if (!desc) {
unsigned long iflags;
dev_err(pch->dmac->ddma.dev, "%s:%d Unable to fetch desc\n",
__func__, __LINE__);
if (!first)
return NULL;
spin_lock_irqsave(&pl330->pool_lock, flags);
spin_lock_irqsave(&pl330->pool_lock, iflags);
while (!list_empty(&first->node)) {
desc = list_entry(first->node.next,
@ -2706,7 +2708,7 @@ static struct dma_async_tx_descriptor *pl330_prep_dma_cyclic(
list_move_tail(&first->node, &pl330->desc_pool);
spin_unlock_irqrestore(&pl330->pool_lock, flags);
spin_unlock_irqrestore(&pl330->pool_lock, iflags);
return NULL;
}

1
drivers/dma/qcom/Kconfig
View File

@ -10,6 +10,7 @@ config QCOM_BAM_DMA
config QCOM_HIDMA_MGMT
tristate "Qualcomm Technologies HIDMA Management support"
depends on HAS_IOMEM
select DMA_ENGINE
help
Enable support for the Qualcomm Technologies HIDMA Management.

3
drivers/dma/ste_dma40.c
View File

@ -3678,6 +3678,9 @@ static int __init d40_probe(struct platform_device *pdev)
kfree(base->lcla_pool.base_unaligned);
if (base->lcpa_base)
iounmap(base->lcpa_base);
if (base->phy_lcpa)
release_mem_region(base->phy_lcpa,
base->lcpa_size);

6
drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
View File

@ -3416,8 +3416,12 @@ static int gfx_v10_0_kiq_init_register(struct amdgpu_ring *ring)
if (ring->use_doorbell) {
WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_LOWER,
(adev->doorbell_index.kiq * 2) << 2);
/* If GC has entered CGPG, ringing doorbell > first page doesn't
* wakeup GC. Enlarge CP_MEC_DOORBELL_RANGE_UPPER to workaround
* this issue.
*/
WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_UPPER,
(adev->doorbell_index.userqueue_end * 2) << 2);
(adev->doorbell.size - 4));
}
WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL,

6
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
View File

@ -3593,8 +3593,12 @@ static int gfx_v9_0_kiq_init_register(struct amdgpu_ring *ring)
if (ring->use_doorbell) {
WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_LOWER,
(adev->doorbell_index.kiq * 2) << 2);
/* If GC has entered CGPG, ringing doorbell > first page doesn't
* wakeup GC. Enlarge CP_MEC_DOORBELL_RANGE_UPPER to workaround
* this issue.
*/
WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_UPPER,
(adev->doorbell_index.userqueue_end * 2) << 2);
(adev->doorbell.size - 4));
}
WREG32_SOC15_RLC(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL,

4
drivers/gpu/drm/radeon/radeon_uvd.c
View File

@ -286,7 +286,7 @@ int radeon_uvd_resume(struct radeon_device *rdev)
if (rdev->uvd.vcpu_bo == NULL)
return -EINVAL;
memcpy(rdev->uvd.cpu_addr, rdev->uvd_fw->data, rdev->uvd_fw->size);
memcpy_toio((void __iomem *)rdev->uvd.cpu_addr, rdev->uvd_fw->data, rdev->uvd_fw->size);
size = radeon_bo_size(rdev->uvd.vcpu_bo);
size -= rdev->uvd_fw->size;
@ -294,7 +294,7 @@ int radeon_uvd_resume(struct radeon_device *rdev)
ptr = rdev->uvd.cpu_addr;
ptr += rdev->uvd_fw->size;
memset(ptr, 0, size);
memset_io((void __iomem *)ptr, 0, size);
return 0;
}

9
drivers/hwmon/scpi-hwmon.c
View File

@ -99,6 +99,15 @@ scpi_show_sensor(struct device *dev, struct device_attribute *attr, char *buf)
scpi_scale_reading(&value, sensor);
/*
* Temperature sensor values are treated as signed values based on
* observation even though that is not explicitly specified, and
* because an unsigned u64 temperature does not really make practical
* sense especially when the temperature is below zero degrees Celsius.
*/
if (sensor->info.class == TEMPERATURE)
return sprintf(buf, "%lld\n", (s64)value);
return sprintf(buf, "%llu\n", value);
}

17
drivers/net/can/usb/mcba_usb.c
View File

@ -82,6 +82,8 @@ struct mcba_priv {
bool can_ka_first_pass;
bool can_speed_check;
atomic_t free_ctx_cnt;
void *rxbuf[MCBA_MAX_RX_URBS];
dma_addr_t rxbuf_dma[MCBA_MAX_RX_URBS];
};
/* CAN frame */
@ -633,6 +635,7 @@ static int mcba_usb_start(struct mcba_priv *priv)
for (i = 0; i < MCBA_MAX_RX_URBS; i++) {
struct urb *urb = NULL;
u8 *buf;
dma_addr_t buf_dma;
/* create a URB, and a buffer for it */
urb = usb_alloc_urb(0, GFP_KERNEL);
@ -642,7 +645,7 @@ static int mcba_usb_start(struct mcba_priv *priv)
}
buf = usb_alloc_coherent(priv->udev, MCBA_USB_RX_BUFF_SIZE,
GFP_KERNEL, &urb->transfer_dma);
GFP_KERNEL, &buf_dma);
if (!buf) {
netdev_err(netdev, "No memory left for USB buffer\n");
usb_free_urb(urb);
@ -661,11 +664,14 @@ static int mcba_usb_start(struct mcba_priv *priv)
if (err) {
usb_unanchor_urb(urb);
usb_free_coherent(priv->udev, MCBA_USB_RX_BUFF_SIZE,
buf, urb->transfer_dma);
buf, buf_dma);
usb_free_urb(urb);
break;
}
priv->rxbuf[i] = buf;
priv->rxbuf_dma[i] = buf_dma;
/* Drop reference, USB core will take care of freeing it */
usb_free_urb(urb);
}
@ -708,7 +714,14 @@ static int mcba_usb_open(struct net_device *netdev)
static void mcba_urb_unlink(struct mcba_priv *priv)
{
int i;
usb_kill_anchored_urbs(&priv->rx_submitted);
for (i = 0; i < MCBA_MAX_RX_URBS; ++i)
usb_free_coherent(priv->udev, MCBA_USB_RX_BUFF_SIZE,
priv->rxbuf[i], priv->rxbuf_dma[i]);
usb_kill_anchored_urbs(&priv->tx_submitted);
}

1
drivers/net/ethernet/atheros/alx/main.c
View File

@ -1852,6 +1852,7 @@ out_free_netdev:
free_netdev(netdev);
out_pci_release:
pci_release_mem_regions(pdev);
pci_disable_pcie_error_reporting(pdev);
out_pci_disable:
pci_disable_device(pdev);
return err;

6
drivers/net/ethernet/broadcom/bnxt/bnxt.c
View File

@ -10610,6 +10610,8 @@ static void bnxt_fw_init_one_p3(struct bnxt *bp)
bnxt_hwrm_coal_params_qcaps(bp);
}
static int bnxt_probe_phy(struct bnxt *bp, bool fw_dflt);
static int bnxt_fw_init_one(struct bnxt *bp)
{
int rc;
@ -10624,6 +10626,9 @@ static int bnxt_fw_init_one(struct bnxt *bp)
netdev_err(bp->dev, "Firmware init phase 2 failed\n");
return rc;
}
rc = bnxt_probe_phy(bp, false);
if (rc)
return rc;
rc = bnxt_approve_mac(bp, bp->dev->dev_addr, false);
if (rc)
return rc;
@ -11958,6 +11963,7 @@ init_err_cleanup:
init_err_pci_clean:
bnxt_free_hwrm_short_cmd_req(bp);
bnxt_free_hwrm_resources(bp);
bnxt_ethtool_free(bp);
kfree(bp->fw_health);
bp->fw_health = NULL;
bnxt_cleanup_pci(bp);

2
drivers/net/ethernet/chelsio/cxgb4/cxgb4_filter.c
View File

@ -198,7 +198,7 @@ static void set_nat_params(struct adapter *adap, struct filter_entry *f,
WORD_MASK, f->fs.nat_lip[3] |
f->fs.nat_lip[2] << 8 |
f->fs.nat_lip[1] << 16 |
(u64)f->fs.nat_lip[0] << 25, 1);
(u64)f->fs.nat_lip[0] << 24, 1);
}
}

4
drivers/net/ethernet/ec_bhf.c
View File

@ -576,10 +576,12 @@ static void ec_bhf_remove(struct pci_dev *dev)
struct ec_bhf_priv *priv = netdev_priv(net_dev);
unregister_netdev(net_dev);
free_netdev(net_dev);
pci_iounmap(dev, priv->dma_io);
pci_iounmap(dev, priv->io);
free_netdev(net_dev);
pci_release_regions(dev);
pci_clear_master(dev);
pci_disable_device(dev);

1
drivers/net/ethernet/emulex/benet/be_main.c
View File

@ -6030,6 +6030,7 @@ drv_cleanup:
unmap_bars:
be_unmap_pci_bars(adapter);
free_netdev:
pci_disable_pcie_error_reporting(pdev);
free_netdev(netdev);
rel_reg:
pci_release_regions(pdev);

4
drivers/net/ethernet/freescale/fec_ptp.c
View File

@ -220,15 +220,13 @@ static u64 fec_ptp_read(const struct cyclecounter *cc)
{
struct fec_enet_private *fep =
container_of(cc, struct fec_enet_private, cc);
const struct platform_device_id *id_entry =
platform_get_device_id(fep->pdev);
u32 tempval;
tempval = readl(fep->hwp + FEC_ATIME_CTRL);
tempval |= FEC_T_CTRL_CAPTURE;
writel(tempval, fep->hwp + FEC_ATIME_CTRL);
if (id_entry->driver_data & FEC_QUIRK_BUG_CAPTURE)
if (fep->quirks & FEC_QUIRK_BUG_CAPTURE)
udelay(1);
return readl(fep->hwp + FEC_ATIME);

5
drivers/net/ethernet/lantiq_xrx200.c
View File

@ -154,6 +154,7 @@ static int xrx200_close(struct net_device *net_dev)
static int xrx200_alloc_skb(struct xrx200_chan *ch)
{
struct sk_buff *skb = ch->skb[ch->dma.desc];
dma_addr_t mapping;
int ret = 0;
@ -168,6 +169,7 @@ static int xrx200_alloc_skb(struct xrx200_chan *ch)
XRX200_DMA_DATA_LEN, DMA_FROM_DEVICE);
if (unlikely(dma_mapping_error(ch->priv->dev, mapping))) {
dev_kfree_skb_any(ch->skb[ch->dma.desc]);
ch->skb[ch->dma.desc] = skb;
ret = -ENOMEM;
goto skip;
}
@ -198,7 +200,6 @@ static int xrx200_hw_receive(struct xrx200_chan *ch)
ch->dma.desc %= LTQ_DESC_NUM;
if (ret) {
ch->skb[ch->dma.desc] = skb;
net_dev->stats.rx_dropped++;
netdev_err(net_dev, "failed to allocate new rx buffer\n");
return ret;
@ -351,8 +352,8 @@ static irqreturn_t xrx200_dma_irq(int irq, void *ptr)
struct xrx200_chan *ch = ptr;
if (napi_schedule_prep(&ch->napi)) {
__napi_schedule(&ch->napi);
ltq_dma_disable_irq(&ch->dma);
__napi_schedule(&ch->napi);
}
ltq_dma_ack_irq(&ch->dma);

3
drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec.c
View File

@ -515,9 +515,6 @@ void mlx5e_ipsec_build_netdev(struct mlx5e_priv *priv)
struct mlx5_core_dev *mdev = priv->mdev;
struct net_device *netdev = priv->netdev;
if (!priv->ipsec)
return;
if (!(mlx5_accel_ipsec_device_caps(mdev) & MLX5_ACCEL_IPSEC_CAP_ESP) ||
!MLX5_CAP_ETH(mdev, swp)) {
mlx5_core_dbg(mdev, "mlx5e: ESP and SWP offload not supported\n");

8
drivers/net/ethernet/mellanox/mlx5/core/en_main.c
View File

@ -5007,11 +5007,9 @@ static void mlx5e_build_nic_netdev(struct net_device *netdev)
}
if (mlx5_vxlan_allowed(mdev->vxlan) || mlx5_geneve_tx_allowed(mdev)) {
netdev->hw_features |= NETIF_F_GSO_UDP_TUNNEL |
NETIF_F_GSO_UDP_TUNNEL_CSUM;
netdev->hw_enc_features |= NETIF_F_GSO_UDP_TUNNEL |
NETIF_F_GSO_UDP_TUNNEL_CSUM;
netdev->gso_partial_features = NETIF_F_GSO_UDP_TUNNEL_CSUM;
netdev->hw_features |= NETIF_F_GSO_UDP_TUNNEL;
netdev->hw_enc_features |= NETIF_F_GSO_UDP_TUNNEL;
netdev->vlan_features |= NETIF_F_GSO_UDP_TUNNEL;
}
if (mlx5e_tunnel_proto_supported(mdev, IPPROTO_GRE)) {

2
drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
View File

@ -4079,7 +4079,7 @@ static void mlx5e_tc_hairpin_update_dead_peer(struct mlx5e_priv *priv,
list_for_each_entry_safe(hpe, tmp, &init_wait_list, dead_peer_wait_list) {
wait_for_completion(&hpe->res_ready);
if (!IS_ERR_OR_NULL(hpe->hp) && hpe->peer_vhca_id == peer_vhca_id)
hpe->hp->pair->peer_gone = true;
mlx5_core_hairpin_clear_dead_peer(hpe->hp->pair);
mlx5e_hairpin_put(priv, hpe);
}

3
drivers/net/ethernet/mellanox/mlx5/core/rdma.c
View File

@ -156,6 +156,9 @@ void mlx5_rdma_enable_roce(struct mlx5_core_dev *dev)
{
int err;
if (!MLX5_CAP_GEN(dev, roce))
return;
err = mlx5_nic_vport_enable_roce(dev);
if (err) {
mlx5_core_err(dev, "Failed to enable RoCE: %d\n", err);

30
drivers/net/ethernet/mellanox/mlx5/core/transobj.c
View File

@ -457,6 +457,15 @@ err_modify_sq:
return err;
}
static void mlx5_hairpin_unpair_peer_sq(struct mlx5_hairpin *hp)
{
int i;
for (i = 0; i < hp->num_channels; i++)
mlx5_hairpin_modify_sq(hp->peer_mdev, hp->sqn[i], MLX5_SQC_STATE_RDY,
MLX5_SQC_STATE_RST, 0, 0);
}
static void mlx5_hairpin_unpair_queues(struct mlx5_hairpin *hp)
{
int i;
@ -465,13 +474,9 @@ static void mlx5_hairpin_unpair_queues(struct mlx5_hairpin *hp)
for (i = 0; i < hp->num_channels; i++)
mlx5_hairpin_modify_rq(hp->func_mdev, hp->rqn[i], MLX5_RQC_STATE_RDY,
MLX5_RQC_STATE_RST, 0, 0);
/* unset peer SQs */
if (hp->peer_gone)
return;
for (i = 0; i < hp->num_channels; i++)
mlx5_hairpin_modify_sq(hp->peer_mdev, hp->sqn[i], MLX5_SQC_STATE_RDY,
MLX5_SQC_STATE_RST, 0, 0);
if (!hp->peer_gone)
mlx5_hairpin_unpair_peer_sq(hp);
}
struct mlx5_hairpin *
@ -518,3 +523,16 @@ void mlx5_core_hairpin_destroy(struct mlx5_hairpin *hp)
mlx5_hairpin_destroy_queues(hp);
kfree(hp);
}
void mlx5_core_hairpin_clear_dead_peer(struct mlx5_hairpin *hp)
{
int i;
mlx5_hairpin_unpair_peer_sq(hp);
/* destroy peer SQ */
for (i = 0; i < hp->num_channels; i++)
mlx5_core_destroy_sq(hp->peer_mdev, hp->sqn[i]);
hp->peer_gone = true;
}

2
drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
View File

@ -1602,6 +1602,8 @@ err_out_free_netdev:
free_netdev(netdev);
err_out_free_res:
if (NX_IS_REVISION_P3(pdev->revision))
pci_disable_pcie_error_reporting(pdev);
pci_release_regions(pdev);
err_out_disable_pdev:

1
drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
View File

@ -2709,6 +2709,7 @@ err_out_free_hw_res:
kfree(ahw);
err_out_free_res:
pci_disable_pcie_error_reporting(pdev);
pci_release_regions(pdev);
err_out_disable_pdev:

8
drivers/net/ethernet/stmicro/stmmac/dwmac1000.h
View File

@ -76,10 +76,10 @@ enum power_event {
#define LPI_CTRL_STATUS_TLPIEN 0x00000001 /* Transmit LPI Entry */
/* GMAC HW ADDR regs */
#define GMAC_ADDR_HIGH(reg) (((reg > 15) ? 0x00000800 : 0x00000040) + \
(reg * 8))
#define GMAC_ADDR_LOW(reg) (((reg > 15) ? 0x00000804 : 0x00000044) + \
(reg * 8))
#define GMAC_ADDR_HIGH(reg) ((reg > 15) ? 0x00000800 + (reg - 16) * 8 : \
0x00000040 + (reg * 8))
#define GMAC_ADDR_LOW(reg) ((reg > 15) ? 0x00000804 + (reg - 16) * 8 : \
0x00000044 + (reg * 8))
#define GMAC_MAX_PERFECT_ADDRESSES 1
#define GMAC_PCS_BASE 0x000000c0 /* PCS register base */

2
drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
View File

@ -625,6 +625,8 @@ error_pclk_get:
void stmmac_remove_config_dt(struct platform_device *pdev,
struct plat_stmmacenet_data *plat)
{
clk_disable_unprepare(plat->stmmac_clk);
clk_disable_unprepare(plat->pclk);
of_node_put(plat->phy_node);
of_node_put(plat->mdio_node);
}

8
drivers/net/ethernet/xilinx/ll_temac_main.c
View File

@ -846,7 +846,7 @@ temac_start_xmit(struct sk_buff *skb, struct net_device *ndev)
smp_mb();
/* Space might have just been freed - check again */
if (temac_check_tx_bd_space(lp, num_frag))
if (temac_check_tx_bd_space(lp, num_frag + 1))
return NETDEV_TX_BUSY;
netif_wake_queue(ndev);
@ -873,7 +873,6 @@ temac_start_xmit(struct sk_buff *skb, struct net_device *ndev)
return NETDEV_TX_OK;
}
cur_p->phys = cpu_to_be32(skb_dma_addr);
ptr_to_txbd((void *)skb, cur_p);
for (ii = 0; ii < num_frag; ii++) {
if (++lp->tx_bd_tail >= TX_BD_NUM)
@ -912,6 +911,11 @@ temac_start_xmit(struct sk_buff *skb, struct net_device *ndev)
}
cur_p->app0 |= cpu_to_be32(STS_CTRL_APP0_EOP);
/* Mark last fragment with skb address, so it can be consumed
* in temac_start_xmit_done()
*/
ptr_to_txbd((void *)skb, cur_p);
tail_p = lp->tx_bd_p + sizeof(*lp->tx_bd_v) * lp->tx_bd_tail;
lp->tx_bd_tail++;
if (lp->tx_bd_tail >= TX_BD_NUM)

1
drivers/net/hamradio/mkiss.c
View File

@ -800,6 +800,7 @@ static void mkiss_close(struct tty_struct *tty)
ax->tty = NULL;
unregister_netdev(ax->dev);
free_netdev(ax->dev);
}
/* Perform I/O control on an active ax25 channel. */

2
drivers/net/usb/cdc_eem.c
View File

@ -123,10 +123,10 @@ static struct sk_buff *eem_tx_fixup(struct usbnet *dev, struct sk_buff *skb,
}
skb2 = skb_copy_expand(skb, EEM_HEAD, ETH_FCS_LEN + padlen, flags);
dev_kfree_skb_any(skb);
if (!skb2)
return NULL;
dev_kfree_skb_any(skb);
skb = skb2;
done:

2
drivers/net/usb/cdc_ncm.c
View File

@ -1662,7 +1662,7 @@ static void cdc_ncm_status(struct usbnet *dev, struct urb *urb)
static const struct driver_info cdc_ncm_info = {
.description = "CDC NCM",
.flags = FLAG_POINTTOPOINT | FLAG_NO_SETINT | FLAG_MULTI_PACKET
| FLAG_LINK_INTR,
| FLAG_LINK_INTR | FLAG_ETHER,
.bind = cdc_ncm_bind,
.unbind = cdc_ncm_unbind,
.manage_power = usbnet_manage_power,

10
drivers/net/usb/smsc75xx.c
View File

@ -1482,7 +1482,7 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf)
ret = smsc75xx_wait_ready(dev, 0);
if (ret < 0) {
netdev_warn(dev->net, "device not ready in smsc75xx_bind\n");
goto err;
goto free_pdata;
}
smsc75xx_init_mac_address(dev);
@ -1491,7 +1491,7 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf)
ret = smsc75xx_reset(dev);
if (ret < 0) {
netdev_warn(dev->net, "smsc75xx_reset error %d\n", ret);
goto err;
goto cancel_work;
}
dev->net->netdev_ops = &smsc75xx_netdev_ops;
@ -1502,8 +1502,11 @@ static int smsc75xx_bind(struct usbnet *dev, struct usb_interface *intf)
dev->net->max_mtu = MAX_SINGLE_PACKET_SIZE;
return 0;
err:
cancel_work:
cancel_work_sync(&pdata->set_multicast);
free_pdata:
kfree(pdata);
dev->data[0] = 0;
return ret;
}
@ -1514,7 +1517,6 @@ static void smsc75xx_unbind(struct usbnet *dev, struct usb_interface *intf)
cancel_work_sync(&pdata->set_multicast);
netif_dbg(dev, ifdown, dev->net, "free pdata\n");
kfree(pdata);
pdata = NULL;
dev->data[0] = 0;
}
}

6
drivers/net/vrf.c
View File

@ -908,9 +908,6 @@ static int vrf_dev_init(struct net_device *dev)
dev->flags = IFF_MASTER | IFF_NOARP;
/* MTU is irrelevant for VRF device; set to 64k similar to lo */
dev->mtu = 64 * 1024;
/* similarly, oper state is irrelevant; set to up to avoid confusion */
dev->operstate = IF_OPER_UP;
return 0;
@ -1343,7 +1340,8 @@ static void vrf_setup(struct net_device *dev)
* which breaks networking.
*/
dev->min_mtu = IPV6_MIN_MTU;
dev->max_mtu = ETH_MAX_MTU;
dev->max_mtu = IP6_MAX_MTU;
dev->mtu = dev->max_mtu;
}
static int vrf_validate(struct nlattr *tb[], struct nlattr *data[],

59
drivers/pci/controller/pci-aardvark.c
View File

@ -175,7 +175,8 @@
(PCIE_CONF_BUS(bus) | PCIE_CONF_DEV(PCI_SLOT(devfn)) | \
PCIE_CONF_FUNC(PCI_FUNC(devfn)) | PCIE_CONF_REG(where))
#define PIO_TIMEOUT_MS 1
#define PIO_RETRY_CNT 500
#define PIO_RETRY_DELAY 2 /* 2 us*/
#define LINK_WAIT_MAX_RETRIES 10
#define LINK_WAIT_USLEEP_MIN 90000
@ -392,20 +393,19 @@ static void advk_pcie_check_pio_status(struct advk_pcie *pcie)
static int advk_pcie_wait_pio(struct advk_pcie *pcie)
{
struct device *dev = &pcie->pdev->dev;
unsigned long timeout;
int i;
timeout = jiffies + msecs_to_jiffies(PIO_TIMEOUT_MS);
while (time_before(jiffies, timeout)) {
for (i = 0; i < PIO_RETRY_CNT; i++) {
u32 start, isr;
start = advk_readl(pcie, PIO_START);
isr = advk_readl(pcie, PIO_ISR);
if (!start && isr)
return 0;
udelay(PIO_RETRY_DELAY);
}
dev_err(dev, "config read/write timed out\n");
dev_err(dev, "PIO read/write transfer time out\n");
return -ETIMEDOUT;
}
@ -539,6 +539,35 @@ static bool advk_pcie_valid_device(struct advk_pcie *pcie, struct pci_bus *bus,
return true;
}
static bool advk_pcie_pio_is_running(struct advk_pcie *pcie)
{
struct device *dev = &pcie->pdev->dev;
/*
* Trying to start a new PIO transfer when previous has not completed
* cause External Abort on CPU which results in kernel panic:
*
* SError Interrupt on CPU0, code 0xbf000002 -- SError
* Kernel panic - not syncing: Asynchronous SError Interrupt
*
* Functions advk_pcie_rd_conf() and advk_pcie_wr_conf() are protected
* by raw_spin_lock_irqsave() at pci_lock_config() level to prevent
* concurrent calls at the same time. But because PIO transfer may take
* about 1.5s when link is down or card is disconnected, it means that
* advk_pcie_wait_pio() does not always have to wait for completion.
*
* Some versions of ARM Trusted Firmware handles this External Abort at
* EL3 level and mask it to prevent kernel panic. Relevant TF-A commit:
* https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git/commit/?id=3c7dcdac5c50
*/
if (advk_readl(pcie, PIO_START)) {
dev_err(dev, "Previous PIO read/write transfer is still running\n");
return true;
}
return false;
}
static int advk_pcie_rd_conf(struct pci_bus *bus, u32 devfn,
int where, int size, u32 *val)
{
@ -555,9 +584,10 @@ static int advk_pcie_rd_conf(struct pci_bus *bus, u32 devfn,
return pci_bridge_emul_conf_read(&pcie->bridge, where,
size, val);
/* Start PIO */
advk_writel(pcie, 0, PIO_START);
advk_writel(pcie, 1, PIO_ISR);
if (advk_pcie_pio_is_running(pcie)) {
*val = 0xffffffff;
return PCIBIOS_SET_FAILED;
}
/* Program the control register */
reg = advk_readl(pcie, PIO_CTRL);
@ -576,7 +606,8 @@ static int advk_pcie_rd_conf(struct pci_bus *bus, u32 devfn,
/* Program the data strobe */
advk_writel(pcie, 0xf, PIO_WR_DATA_STRB);
/* Start the transfer */
/* Clear PIO DONE ISR and start the transfer */
advk_writel(pcie, 1, PIO_ISR);
advk_writel(pcie, 1, PIO_START);
ret = advk_pcie_wait_pio(pcie);
@ -614,9 +645,8 @@ static int advk_pcie_wr_conf(struct pci_bus *bus, u32 devfn,
if (where % size)
return PCIBIOS_SET_FAILED;
/* Start PIO */
advk_writel(pcie, 0, PIO_START);
advk_writel(pcie, 1, PIO_ISR);
if (advk_pcie_pio_is_running(pcie))
return PCIBIOS_SET_FAILED;
/* Program the control register */
reg = advk_readl(pcie, PIO_CTRL);
@ -643,7 +673,8 @@ static int advk_pcie_wr_conf(struct pci_bus *bus, u32 devfn,
/* Program the data strobe */
advk_writel(pcie, data_strobe, PIO_WR_DATA_STRB);
/* Start the transfer */
/* Clear PIO DONE ISR and start the transfer */
advk_writel(pcie, 1, PIO_ISR);
advk_writel(pcie, 1, PIO_START);
ret = advk_pcie_wait_pio(pcie);

89
drivers/pci/quirks.c
View File

@ -3593,6 +3593,18 @@ static void quirk_no_bus_reset(struct pci_dev *dev)
dev->dev_flags |= PCI_DEV_FLAGS_NO_BUS_RESET;
}
/*
* Some NVIDIA GPU devices do not work with bus reset, SBR needs to be
* prevented for those affected devices.
*/
static void quirk_nvidia_no_bus_reset(struct pci_dev *dev)
{
if ((dev->device & 0xffc0) == 0x2340)
quirk_no_bus_reset(dev);
}
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID,
quirk_nvidia_no_bus_reset);
/*
* Some Atheros AR9xxx and QCA988x chips do not behave after a bus reset.
* The device will throw a Link Down error on AER-capable systems and
@ -3613,6 +3625,16 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0034, quirk_no_bus_reset);
*/
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_CAVIUM, 0xa100, quirk_no_bus_reset);
/*
* Some TI KeyStone C667X devices do not support bus/hot reset. The PCIESS
* automatically disables LTSSM when Secondary Bus Reset is received and
* the device stops working. Prevent bus reset for these devices. With
* this change, the device can be assigned to VMs with VFIO, but it will
* leak state between VMs. Reference
* https://e2e.ti.com/support/processors/f/791/t/954382
*/
DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_TI, 0xb005, quirk_no_bus_reset);
static void quirk_no_pm_reset(struct pci_dev *dev)
{
/*
@ -4005,6 +4027,69 @@ static int delay_250ms_after_flr(struct pci_dev *dev, int probe)
return 0;
}
#define PCI_DEVICE_ID_HINIC_VF 0x375E
#define HINIC_VF_FLR_TYPE 0x1000
#define HINIC_VF_FLR_CAP_BIT (1UL << 30)
#define HINIC_VF_OP 0xE80
#define HINIC_VF_FLR_PROC_BIT (1UL << 18)
#define HINIC_OPERATION_TIMEOUT 15000 /* 15 seconds */
/* Device-specific reset method for Huawei Intelligent NIC virtual functions */
static int reset_hinic_vf_dev(struct pci_dev *pdev, int probe)
{
unsigned long timeout;
void __iomem *bar;
u32 val;
if (probe)
return 0;
bar = pci_iomap(pdev, 0, 0);
if (!bar)
return -ENOTTY;
/* Get and check firmware capabilities */
val = ioread32be(bar + HINIC_VF_FLR_TYPE);
if (!(val & HINIC_VF_FLR_CAP_BIT)) {
pci_iounmap(pdev, bar);
return -ENOTTY;
}
/* Set HINIC_VF_FLR_PROC_BIT for the start of FLR */
val = ioread32be(bar + HINIC_VF_OP);
val = val | HINIC_VF_FLR_PROC_BIT;
iowrite32be(val, bar + HINIC_VF_OP);
pcie_flr(pdev);
/*
* The device must recapture its Bus and Device Numbers after FLR
* in order generate Completions. Issue a config write to let the
* device capture this information.
*/
pci_write_config_word(pdev, PCI_VENDOR_ID, 0);
/* Firmware clears HINIC_VF_FLR_PROC_BIT when reset is complete */
timeout = jiffies + msecs_to_jiffies(HINIC_OPERATION_TIMEOUT);
do {
val = ioread32be(bar + HINIC_VF_OP);
if (!(val & HINIC_VF_FLR_PROC_BIT))
goto reset_complete;
msleep(20);
} while (time_before(jiffies, timeout));
val = ioread32be(bar + HINIC_VF_OP);
if (!(val & HINIC_VF_FLR_PROC_BIT))
goto reset_complete;
pci_warn(pdev, "Reset dev timeout, FLR ack reg: %#010x\n", val);
reset_complete:
pci_iounmap(pdev, bar);
return 0;
}
static const struct pci_dev_reset_methods pci_dev_reset_methods[] = {
{ PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82599_SFP_VF,
reset_intel_82599_sfp_virtfn },
@ -4016,6 +4101,8 @@ static const struct pci_dev_reset_methods pci_dev_reset_methods[] = {
{ PCI_VENDOR_ID_INTEL, 0x0953, delay_250ms_after_flr },
{ PCI_VENDOR_ID_CHELSIO, PCI_ANY_ID,
reset_chelsio_generic_dev },
{ PCI_VENDOR_ID_HUAWEI, PCI_DEVICE_ID_HINIC_VF,
reset_hinic_vf_dev },
{ 0 }
};
@ -4857,6 +4944,8 @@ static const struct pci_dev_acs_enabled {
{ PCI_VENDOR_ID_AMPERE, 0xE00A, pci_quirk_xgene_acs },
{ PCI_VENDOR_ID_AMPERE, 0xE00B, pci_quirk_xgene_acs },
{ PCI_VENDOR_ID_AMPERE, 0xE00C, pci_quirk_xgene_acs },
/* Broadcom multi-function device */
{ PCI_VENDOR_ID_BROADCOM, 0x16D7, pci_quirk_mf_endpoint_acs },
{ PCI_VENDOR_ID_BROADCOM, 0xD714, pci_quirk_brcm_acs },
/* Amazon Annapurna Labs */
{ PCI_VENDOR_ID_AMAZON_ANNAPURNA_LABS, 0x0031, pci_quirk_al_acs },

6
drivers/ptp/ptp_clock.c
View File

@ -63,7 +63,7 @@ static void enqueue_external_timestamp(struct timestamp_event_queue *queue,
spin_unlock_irqrestore(&queue->lock, flags);
}
s32 scaled_ppm_to_ppb(long ppm)
long scaled_ppm_to_ppb(long ppm)
{
/*
* The 'freq' field in the 'struct timex' is in parts per
@ -80,7 +80,7 @@ s32 scaled_ppm_to_ppb(long ppm)
s64 ppb = 1 + ppm;
ppb *= 125;
ppb >>= 13;
return (s32) ppb;
return (long) ppb;
}
EXPORT_SYMBOL(scaled_ppm_to_ppb);
@ -138,7 +138,7 @@ static int ptp_clock_adjtime(struct posix_clock *pc, struct __kernel_timex *tx)
delta = ktime_to_ns(kt);
err = ops->adjtime(ops, delta);
} else if (tx->modes & ADJ_FREQUENCY) {
s32 ppb = scaled_ppm_to_ppb(tx->freq);
long ppb = scaled_ppm_to_ppb(tx->freq);
if (ppb > ops->max_adj || ppb < -ops->max_adj)
return -ERANGE;
if (ops->adjfine)

5
drivers/spi/spi-stm32-qspi.c
View File

@ -291,7 +291,7 @@ static int stm32_qspi_wait_cmd(struct stm32_qspi *qspi,
int err = 0;
if (!op->data.nbytes)
return stm32_qspi_wait_nobusy(qspi);
goto wait_nobusy;
if (readl_relaxed(qspi->io_base + QSPI_SR) & SR_TCF)
goto out;
@ -312,6 +312,9 @@ static int stm32_qspi_wait_cmd(struct stm32_qspi *qspi,
out:
/* clear flags */
writel_relaxed(FCR_CTCF | FCR_CTEF, qspi->io_base + QSPI_FCR);
wait_nobusy:
if (!err)
err = stm32_qspi_wait_nobusy(qspi);
return err;
}

2
drivers/staging/mt7621-pinctrl/pinctrl-rt2880.c
View File

@ -127,7 +127,7 @@ static int rt2880_pmx_group_enable(struct pinctrl_dev *pctrldev,
if (p->groups[group].enabled) {
dev_err(p->dev, "%s is already enabled\n",
p->groups[group].name);
return -EBUSY;
return 0;
}
p->groups[group].enabled = 1;

7
drivers/usb/core/hub.c
View File

@ -39,6 +39,8 @@
#define USB_VENDOR_GENESYS_LOGIC 0x05e3
#define USB_VENDOR_SMSC 0x0424
#define USB_PRODUCT_USB5534B 0x5534
#define USB_VENDOR_CYPRESS 0x04b4
#define USB_PRODUCT_CY7C65632 0x6570
#define HUB_QUIRK_CHECK_PORT_AUTOSUSPEND 0x01
#define HUB_QUIRK_DISABLE_AUTOSUSPEND 0x02
@ -5515,6 +5517,11 @@ static const struct usb_device_id hub_id_table[] = {
.idProduct = USB_PRODUCT_USB5534B,
.bInterfaceClass = USB_CLASS_HUB,
.driver_info = HUB_QUIRK_DISABLE_AUTOSUSPEND},
{ .match_flags = USB_DEVICE_ID_MATCH_VENDOR
| USB_DEVICE_ID_MATCH_PRODUCT,
.idVendor = USB_VENDOR_CYPRESS,
.idProduct = USB_PRODUCT_CY7C65632,
.driver_info = HUB_QUIRK_DISABLE_AUTOSUSPEND},
{ .match_flags = USB_DEVICE_ID_MATCH_VENDOR
| USB_DEVICE_ID_MATCH_INT_CLASS,
.idVendor = USB_VENDOR_GENESYS_LOGIC,

2
drivers/usb/dwc3/core.c
View File

@ -1739,8 +1739,8 @@ static int dwc3_remove(struct platform_device *pdev)
pm_runtime_get_sync(&pdev->dev);
dwc3_debugfs_exit(dwc);
dwc3_core_exit_mode(dwc);
dwc3_debugfs_exit(dwc);
dwc3_core_exit(dwc);
dwc3_ulpi_exit(dwc);

3
drivers/usb/dwc3/debug.h
View File

@ -409,9 +409,12 @@ static inline const char *dwc3_gadget_generic_cmd_status_string(int status)
#ifdef CONFIG_DEBUG_FS
extern void dwc3_debugfs_create_endpoint_dir(struct dwc3_ep *dep);
extern void dwc3_debugfs_init(struct dwc3 *);
extern void dwc3_debugfs_exit(struct dwc3 *);
#else
static inline void dwc3_debugfs_create_endpoint_dir(struct dwc3_ep *dep)
{ }
static inline void dwc3_debugfs_init(struct dwc3 *d)
{ }
static inline void dwc3_debugfs_exit(struct dwc3 *d)

21
drivers/usb/dwc3/debugfs.c
View File

@ -878,30 +878,14 @@ static void dwc3_debugfs_create_endpoint_files(struct dwc3_ep *dep,
}
}
static void dwc3_debugfs_create_endpoint_dir(struct dwc3_ep *dep,
struct dentry *parent)
void dwc3_debugfs_create_endpoint_dir(struct dwc3_ep *dep)
{
struct dentry *dir;
dir = debugfs_create_dir(dep->name, parent);
dir = debugfs_create_dir(dep->name, dep->dwc->root);
dwc3_debugfs_create_endpoint_files(dep, dir);
}
static void dwc3_debugfs_create_endpoint_dirs(struct dwc3 *dwc,
struct dentry *parent)
{
int i;
for (i = 0; i < dwc->num_eps; i++) {
struct dwc3_ep *dep = dwc->eps[i];
if (!dep)
continue;
dwc3_debugfs_create_endpoint_dir(dep, parent);
}
}
void dwc3_debugfs_init(struct dwc3 *dwc)
{
struct dentry *root;
@ -935,7 +919,6 @@ void dwc3_debugfs_init(struct dwc3 *dwc)
&dwc3_testmode_fops);
debugfs_create_file("link_state", S_IRUGO | S_IWUSR, root, dwc,
&dwc3_link_state_fops);
dwc3_debugfs_create_endpoint_dirs(dwc, root);
}
}

3
drivers/usb/dwc3/gadget.c
View File

@ -2487,6 +2487,8 @@ static int dwc3_gadget_init_endpoint(struct dwc3 *dwc, u8 epnum)
INIT_LIST_HEAD(&dep->started_list);
INIT_LIST_HEAD(&dep->cancelled_list);
dwc3_debugfs_create_endpoint_dir(dep);
return 0;
}
@ -2530,6 +2532,7 @@ static void dwc3_gadget_free_endpoints(struct dwc3 *dwc)
list_del(&dep->endpoint.ep_list);
}
debugfs_remove_recursive(debugfs_lookup(dep->name, dwc->root));
kfree(dep);
}
}

4
fs/afs/main.c
View File

@ -196,8 +196,8 @@ static int __init afs_init(void)
goto error_fs;
afs_proc_symlink = proc_symlink("fs/afs", NULL, "../self/net/afs");
if (IS_ERR(afs_proc_symlink)) {
ret = PTR_ERR(afs_proc_symlink);
if (!afs_proc_symlink) {
ret = -ENOMEM;
goto error_proc;
}

1
include/linux/cpuhotplug.h
View File

@ -119,6 +119,7 @@ enum cpuhp_state {
CPUHP_AP_ARM_L2X0_STARTING,
CPUHP_AP_EXYNOS4_MCT_TIMER_STARTING,
CPUHP_AP_ARM_ARCH_TIMER_STARTING,
CPUHP_AP_OMAP_DM_TIMER_STARTING,
CPUHP_AP_ARM_GLOBAL_TIMER_STARTING,
CPUHP_AP_JCORE_TIMER_STARTING,
CPUHP_AP_ARM_TWD_STARTING,

4
include/linux/mfd/rohm-bd70528.h
View File

@ -25,9 +25,7 @@ struct bd70528_data {
struct mutex rtc_timer_lock;
};
#define BD70528_BUCK_VOLTS 17
#define BD70528_BUCK_VOLTS 17
#define BD70528_BUCK_VOLTS 17
#define BD70528_BUCK_VOLTS 0x10
#define BD70528_LDO_VOLTS 0x20
#define BD70528_REG_BUCK1_EN 0x0F

1
include/linux/mlx5/transobj.h
View File

@ -92,4 +92,5 @@ mlx5_core_hairpin_create(struct mlx5_core_dev *func_mdev,
struct mlx5_hairpin_params *params);
void mlx5_core_hairpin_destroy(struct mlx5_hairpin *pair);
void mlx5_core_hairpin_clear_dead_peer(struct mlx5_hairpin *hp);
#endif /* __TRANSOBJ_H__ */

2
include/linux/ptp_clock_kernel.h
View File

@ -218,7 +218,7 @@ extern int ptp_clock_index(struct ptp_clock *ptp);
* @ppm: Parts per million, but with a 16 bit binary fractional field
*/
extern s32 scaled_ppm_to_ppb(long ppm);
extern long scaled_ppm_to_ppb(long ppm);
/**
* ptp_find_pin() - obtain the pin index of a given auxiliary function

2
include/linux/socket.h
View File

@ -406,6 +406,4 @@ extern int __sys_getpeername(int fd, struct sockaddr __user *usockaddr,
extern int __sys_socketpair(int family, int type, int protocol,
int __user *usockvec);
extern int __sys_shutdown(int fd, int how);
extern struct ns_common *get_net_ns(struct ns_common *ns);
#endif /* _LINUX_SOCKET_H */

7
include/net/net_namespace.h
View File

@ -195,6 +195,8 @@ struct net *copy_net_ns(unsigned long flags, struct user_namespace *user_ns,
void net_ns_get_ownership(const struct net *net, kuid_t *uid, kgid_t *gid);
void net_ns_barrier(void);
struct ns_common *get_net_ns(struct ns_common *ns);
#else /* CONFIG_NET_NS */
#include <linux/sched.h>
#include <linux/nsproxy.h>
@ -214,6 +216,11 @@ static inline void net_ns_get_ownership(const struct net *net,
}
static inline void net_ns_barrier(void) {}
static inline struct ns_common *get_net_ns(struct ns_common *ns)
{
return ERR_PTR(-EINVAL);
}
#endif /* CONFIG_NET_NS */

3
include/uapi/linux/in.h
View File

@ -284,6 +284,9 @@ struct sockaddr_in {
/* Address indicating an error return. */
#define INADDR_NONE ((unsigned long int) 0xffffffff)
/* Dummy address for src of ICMP replies if no real address is set (RFC7600). */
#define INADDR_DUMMY ((unsigned long int) 0xc0000008)
/* Network number for local host loopback. */
#define IN_LOOPBACKNET 127

11
kernel/trace/trace.c
View File

@ -1948,9 +1948,6 @@ struct saved_cmdlines_buffer {
};
static struct saved_cmdlines_buffer *savedcmd;
/* temporary disable recording */
static atomic_t trace_record_taskinfo_disabled __read_mostly;
static inline char *get_saved_cmdlines(int idx)
{
return &savedcmd->saved_cmdlines[idx * TASK_COMM_LEN];
@ -2236,8 +2233,6 @@ static bool tracing_record_taskinfo_skip(int flags)
{
if (unlikely(!(flags & (TRACE_RECORD_CMDLINE | TRACE_RECORD_TGID))))
return true;
if (atomic_read(&trace_record_taskinfo_disabled) || !tracing_is_on())
return true;
if (!__this_cpu_read(trace_taskinfo_save))
return true;
return false;
@ -3460,9 +3455,6 @@ static void *s_start(struct seq_file *m, loff_t *pos)
return ERR_PTR(-EBUSY);
#endif
if (!iter->snapshot)
atomic_inc(&trace_record_taskinfo_disabled);
if (*pos != iter->pos) {
iter->ent = NULL;
iter->cpu = 0;
@ -3505,9 +3497,6 @@ static void s_stop(struct seq_file *m, void *p)
return;
#endif
if (!iter->snapshot)
atomic_dec(&trace_record_taskinfo_disabled);
trace_access_unlock(iter->cpu_file);
trace_event_read_unlock();
}

6
kernel/trace/trace_clock.c
View File

@ -115,9 +115,9 @@ u64 notrace trace_clock_global(void)
prev_time = READ_ONCE(trace_clock_struct.prev_time);
now = sched_clock_cpu(this_cpu);
/* Make sure that now is always greater than prev_time */
/* Make sure that now is always greater than or equal to prev_time */
if ((s64)(now - prev_time) < 0)
now = prev_time + 1;
now = prev_time;
/*
* If in an NMI context then dont risk lockups and simply return
@ -131,7 +131,7 @@ u64 notrace trace_clock_global(void)
/* Reread prev_time in case it was already updated */
prev_time = READ_ONCE(trace_clock_struct.prev_time);
if ((s64)(now - prev_time) < 0)
now = prev_time + 1;
now = prev_time;
trace_clock_struct.prev_time = now;

7
mm/memory-failure.c
View File

@ -1382,7 +1382,12 @@ int memory_failure(unsigned long pfn, int flags)
return 0;
}
if (!PageTransTail(p) && !PageLRU(p))
/*
* __munlock_pagevec may clear a writeback page's LRU flag without
* page_lock. We need wait writeback completion for this page or it
* may trigger vfs BUG while evict inode.
*/
if (!PageTransTail(p) && !PageLRU(p) && !PageWriteback(p))
goto identify_page_state;
/*

3
mm/slab_common.c
View File

@ -85,8 +85,7 @@ EXPORT_SYMBOL(kmem_cache_size);
#ifdef CONFIG_DEBUG_VM
static int kmem_cache_sanity_check(const char *name, unsigned int size)
{
if (!name || in_interrupt() || size < sizeof(void *) ||
size > KMALLOC_MAX_SIZE) {
if (!name || in_interrupt() || size > KMALLOC_MAX_SIZE) {
pr_err("kmem_cache_create(%s) integrity check failed\n", name);
return -EINVAL;
}

23
mm/slub.c
View File

@ -15,6 +15,7 @@
#include <linux/module.h>
#include <linux/bit_spinlock.h>
#include <linux/interrupt.h>
#include <linux/swab.h>
#include <linux/bitops.h>
#include <linux/slab.h>
#include "slab.h"
@ -688,15 +689,15 @@ static void print_trailer(struct kmem_cache *s, struct page *page, u8 *p)
p, p - addr, get_freepointer(s, p));
if (s->flags & SLAB_RED_ZONE)
print_section(KERN_ERR, "Redzone ", p - s->red_left_pad,
print_section(KERN_ERR, "Redzone ", p - s->red_left_pad,
s->red_left_pad);
else if (p > addr + 16)
print_section(KERN_ERR, "Bytes b4 ", p - 16, 16);
print_section(KERN_ERR, "Object ", p,
print_section(KERN_ERR, "Object ", p,
min_t(unsigned int, s->object_size, PAGE_SIZE));
if (s->flags & SLAB_RED_ZONE)
print_section(KERN_ERR, "Redzone ", p + s->object_size,
print_section(KERN_ERR, "Redzone ", p + s->object_size,
s->inuse - s->object_size);
off = get_info_end(s);
@ -708,7 +709,7 @@ static void print_trailer(struct kmem_cache *s, struct page *page, u8 *p)
if (off != size_from_object(s))
/* Beginning of the filler is the free pointer */
print_section(KERN_ERR, "Padding ", p + off,
print_section(KERN_ERR, "Padding ", p + off,
size_from_object(s) - off);
dump_stack();
@ -882,11 +883,11 @@ static int check_object(struct kmem_cache *s, struct page *page,
u8 *endobject = object + s->object_size;
if (s->flags & SLAB_RED_ZONE) {
if (!check_bytes_and_report(s, page, object, "Redzone",
if (!check_bytes_and_report(s, page, object, "Left Redzone",
object - s->red_left_pad, val, s->red_left_pad))
return 0;
if (!check_bytes_and_report(s, page, object, "Redzone",
if (!check_bytes_and_report(s, page, object, "Right Redzone",
endobject, val, s->inuse - s->object_size))
return 0;
} else {
@ -901,7 +902,7 @@ static int check_object(struct kmem_cache *s, struct page *page,
if (val != SLUB_RED_ACTIVE && (s->flags & __OBJECT_POISON) &&
(!check_bytes_and_report(s, page, p, "Poison", p,
POISON_FREE, s->object_size - 1) ||
!check_bytes_and_report(s, page, p, "Poison",
!check_bytes_and_report(s, page, p, "End Poison",
p + s->object_size - 1, POISON_END, 1)))
return 0;
/*
@ -3586,15 +3587,17 @@ static int calculate_sizes(struct kmem_cache *s, int forced_order)
*/
s->inuse = size;
if (((flags & (SLAB_TYPESAFE_BY_RCU | SLAB_POISON)) ||
s->ctor)) {
if ((flags & (SLAB_TYPESAFE_BY_RCU | SLAB_POISON)) ||
((flags & SLAB_RED_ZONE) && s->object_size < sizeof(void *)) ||
s->ctor) {
/*
* Relocate free pointer after the object if it is not
* permitted to overwrite the first word of the object on
* kmem_cache_free.
*
* This is the case if we do RCU, have a constructor or
* destructor or are poisoning the objects.
* destructor, are poisoning the objects, or are
* redzoning an object smaller than sizeof(void *).
*
* The assumption that s->offset >= s->inuse means free
* pointer is outside of the object is used in the

4
net/batman-adv/bat_iv_ogm.c
View File

@ -409,8 +409,10 @@ static void batadv_iv_ogm_emit(struct batadv_forw_packet *forw_packet)
if (WARN_ON(!forw_packet->if_outgoing))
return;
if (WARN_ON(forw_packet->if_outgoing->soft_iface != soft_iface))
if (forw_packet->if_outgoing->soft_iface != soft_iface) {
pr_warn("%s: soft interface switch for queued OGM\n", __func__);
return;
}
if (forw_packet->if_incoming->if_status != BATADV_IF_ACTIVE)
return;

4
net/bridge/br_private.h
View File

@ -96,8 +96,8 @@ struct br_vlan_stats {
};
struct br_tunnel_info {
__be64 tunnel_id;
struct metadata_dst *tunnel_dst;
__be64 tunnel_id;
struct metadata_dst __rcu *tunnel_dst;
};
/* private vlan flags */

38
net/bridge/br_vlan_tunnel.c
View File

@ -41,26 +41,33 @@ static struct net_bridge_vlan *br_vlan_tunnel_lookup(struct rhashtable *tbl,
br_vlan_tunnel_rht_params);
}
static void vlan_tunnel_info_release(struct net_bridge_vlan *vlan)
{
struct metadata_dst *tdst = rtnl_dereference(vlan->tinfo.tunnel_dst);
WRITE_ONCE(vlan->tinfo.tunnel_id, 0);
RCU_INIT_POINTER(vlan->tinfo.tunnel_dst, NULL);
dst_release(&tdst->dst);
}
void vlan_tunnel_info_del(struct net_bridge_vlan_group *vg,
struct net_bridge_vlan *vlan)
{
if (!vlan->tinfo.tunnel_dst)
if (!rcu_access_pointer(vlan->tinfo.tunnel_dst))
return;
rhashtable_remove_fast(&vg->tunnel_hash, &vlan->tnode,
br_vlan_tunnel_rht_params);
vlan->tinfo.tunnel_id = 0;
dst_release(&vlan->tinfo.tunnel_dst->dst);
vlan->tinfo.tunnel_dst = NULL;
vlan_tunnel_info_release(vlan);
}
static int __vlan_tunnel_info_add(struct net_bridge_vlan_group *vg,
struct net_bridge_vlan *vlan, u32 tun_id)
{
struct metadata_dst *metadata = NULL;
struct metadata_dst *metadata = rtnl_dereference(vlan->tinfo.tunnel_dst);
__be64 key = key32_to_tunnel_id(cpu_to_be32(tun_id));
int err;
if (vlan->tinfo.tunnel_dst)
if (metadata)
return -EEXIST;
metadata = __ip_tun_set_dst(0, 0, 0, 0, 0, TUNNEL_KEY,
@ -69,8 +76,8 @@ static int __vlan_tunnel_info_add(struct net_bridge_vlan_group *vg,
return -EINVAL;
metadata->u.tun_info.mode |= IP_TUNNEL_INFO_TX | IP_TUNNEL_INFO_BRIDGE;
vlan->tinfo.tunnel_dst = metadata;
vlan->tinfo.tunnel_id = key;
rcu_assign_pointer(vlan->tinfo.tunnel_dst, metadata);
WRITE_ONCE(vlan->tinfo.tunnel_id, key);
err = rhashtable_lookup_insert_fast(&vg->tunnel_hash, &vlan->tnode,
br_vlan_tunnel_rht_params);
@ -79,9 +86,7 @@ static int __vlan_tunnel_info_add(struct net_bridge_vlan_group *vg,
return 0;
out:
dst_release(&vlan->tinfo.tunnel_dst->dst);
vlan->tinfo.tunnel_dst = NULL;
vlan->tinfo.tunnel_id = 0;
vlan_tunnel_info_release(vlan);
return err;
}
@ -181,12 +186,15 @@ int br_handle_ingress_vlan_tunnel(struct sk_buff *skb,
int br_handle_egress_vlan_tunnel(struct sk_buff *skb,
struct net_bridge_vlan *vlan)
{
struct metadata_dst *tunnel_dst;
__be64 tunnel_id;
int err;
if (!vlan || !vlan->tinfo.tunnel_id)
if (!vlan)
return 0;
if (unlikely(!skb_vlan_tag_present(skb)))
tunnel_id = READ_ONCE(vlan->tinfo.tunnel_id);
if (!tunnel_id || unlikely(!skb_vlan_tag_present(skb)))
return 0;
skb_dst_drop(skb);
@ -194,7 +202,9 @@ int br_handle_egress_vlan_tunnel(struct sk_buff *skb,
if (err)
return err;
skb_dst_set(skb, dst_clone(&vlan->tinfo.tunnel_dst->dst));
tunnel_dst = rcu_dereference(vlan->tinfo.tunnel_dst);
if (tunnel_dst && dst_hold_safe(&tunnel_dst->dst))
skb_dst_set(skb, &tunnel_dst->dst);
return 0;
}

62
net/can/bcm.c
View File

@ -127,7 +127,7 @@ struct bcm_sock {
struct sock sk;
int bound;
int ifindex;
struct notifier_block notifier;
struct list_head notifier;
struct list_head rx_ops;
struct list_head tx_ops;
unsigned long dropped_usr_msgs;
@ -135,6 +135,10 @@ struct bcm_sock {
char procname [32]; /* inode number in decimal with \0 */
};
static LIST_HEAD(bcm_notifier_list);
static DEFINE_SPINLOCK(bcm_notifier_lock);
static struct bcm_sock *bcm_busy_notifier;
static inline struct bcm_sock *bcm_sk(const struct sock *sk)
{
return (struct bcm_sock *)sk;
@ -404,6 +408,7 @@ static enum hrtimer_restart bcm_tx_timeout_handler(struct hrtimer *hrtimer)
if (!op->count && (op->flags & TX_COUNTEVT)) {
/* create notification to user */
memset(&msg_head, 0, sizeof(msg_head));
msg_head.opcode = TX_EXPIRED;
msg_head.flags = op->flags;
msg_head.count = op->count;
@ -441,6 +446,7 @@ static void bcm_rx_changed(struct bcm_op *op, struct canfd_frame *data)
/* this element is not throttled anymore */
data->flags &= (BCM_CAN_FLAGS_MASK|RX_RECV);
memset(&head, 0, sizeof(head));
head.opcode = RX_CHANGED;
head.flags = op->flags;
head.count = op->count;
@ -562,6 +568,7 @@ static enum hrtimer_restart bcm_rx_timeout_handler(struct hrtimer *hrtimer)
}
/* create notification to user */
memset(&msg_head, 0, sizeof(msg_head));
msg_head.opcode = RX_TIMEOUT;
msg_head.flags = op->flags;
msg_head.count = op->count;
@ -1380,20 +1387,15 @@ static int bcm_sendmsg(struct socket *sock, struct msghdr *msg, size_t size)
/*
* notification handler for netdevice status changes
*/
static int bcm_notifier(struct notifier_block *nb, unsigned long msg,
void *ptr)
static void bcm_notify(struct bcm_sock *bo, unsigned long msg,
struct net_device *dev)
{
struct net_device *dev = netdev_notifier_info_to_dev(ptr);
struct bcm_sock *bo = container_of(nb, struct bcm_sock, notifier);
struct sock *sk = &bo->sk;
struct bcm_op *op;
int notify_enodev = 0;
if (!net_eq(dev_net(dev), sock_net(sk)))
return NOTIFY_DONE;
if (dev->type != ARPHRD_CAN)
return NOTIFY_DONE;
return;
switch (msg) {
@ -1428,7 +1430,28 @@ static int bcm_notifier(struct notifier_block *nb, unsigned long msg,
sk->sk_error_report(sk);
}
}
}
static int bcm_notifier(struct notifier_block *nb, unsigned long msg,
void *ptr)
{
struct net_device *dev = netdev_notifier_info_to_dev(ptr);
if (dev->type != ARPHRD_CAN)
return NOTIFY_DONE;
if (msg != NETDEV_UNREGISTER && msg != NETDEV_DOWN)
return NOTIFY_DONE;
if (unlikely(bcm_busy_notifier)) /* Check for reentrant bug. */
return NOTIFY_DONE;
spin_lock(&bcm_notifier_lock);
list_for_each_entry(bcm_busy_notifier, &bcm_notifier_list, notifier) {
spin_unlock(&bcm_notifier_lock);
bcm_notify(bcm_busy_notifier, msg, dev);
spin_lock(&bcm_notifier_lock);
}
bcm_busy_notifier = NULL;
spin_unlock(&bcm_notifier_lock);
return NOTIFY_DONE;
}
@ -1448,9 +1471,9 @@ static int bcm_init(struct sock *sk)
INIT_LIST_HEAD(&bo->rx_ops);
/* set notifier */
bo->notifier.notifier_call = bcm_notifier;
register_netdevice_notifier(&bo->notifier);
spin_lock(&bcm_notifier_lock);
list_add_tail(&bo->notifier, &bcm_notifier_list);
spin_unlock(&bcm_notifier_lock);
return 0;
}
@ -1473,7 +1496,14 @@ static int bcm_release(struct socket *sock)
/* remove bcm_ops, timer, rx_unregister(), etc. */
unregister_netdevice_notifier(&bo->notifier);
spin_lock(&bcm_notifier_lock);
while (bcm_busy_notifier == bo) {
spin_unlock(&bcm_notifier_lock);
schedule_timeout_uninterruptible(1);
spin_lock(&bcm_notifier_lock);
}
list_del(&bo->notifier);
spin_unlock(&bcm_notifier_lock);
lock_sock(sk);
@ -1696,6 +1726,10 @@ static struct pernet_operations canbcm_pernet_ops __read_mostly = {
.exit = canbcm_pernet_exit,
};
static struct notifier_block canbcm_notifier = {
.notifier_call = bcm_notifier
};
static int __init bcm_module_init(void)
{
int err;
@ -1709,12 +1743,14 @@ static int __init bcm_module_init(void)
}
register_pernet_subsys(&canbcm_pernet_ops);
register_netdevice_notifier(&canbcm_notifier);
return 0;
}
static void __exit bcm_module_exit(void)
{
can_proto_unregister(&bcm_can_proto);
unregister_netdevice_notifier(&canbcm_notifier);
unregister_pernet_subsys(&canbcm_pernet_ops);
}

54
net/can/j1939/transport.c
View File

@ -330,6 +330,9 @@ static void j1939_session_skb_drop_old(struct j1939_session *session)
if ((do_skcb->offset + do_skb->len) < offset_start) {
__skb_unlink(do_skb, &session->skb_queue);
/* drop ref taken in j1939_session_skb_queue() */
skb_unref(do_skb);
kfree_skb(do_skb);
}
spin_unlock_irqrestore(&session->skb_queue.lock, flags);
@ -349,12 +352,13 @@ void j1939_session_skb_queue(struct j1939_session *session,
skcb->flags |= J1939_ECU_LOCAL_SRC;
skb_get(skb);
skb_queue_tail(&session->skb_queue, skb);
}
static struct
sk_buff *j1939_session_skb_find_by_offset(struct j1939_session *session,
unsigned int offset_start)
sk_buff *j1939_session_skb_get_by_offset(struct j1939_session *session,
unsigned int offset_start)
{
struct j1939_priv *priv = session->priv;
struct j1939_sk_buff_cb *do_skcb;
@ -371,6 +375,10 @@ sk_buff *j1939_session_skb_find_by_offset(struct j1939_session *session,
skb = do_skb;
}
}
if (skb)
skb_get(skb);
spin_unlock_irqrestore(&session->skb_queue.lock, flags);
if (!skb)
@ -381,12 +389,12 @@ sk_buff *j1939_session_skb_find_by_offset(struct j1939_session *session,
return skb;
}
static struct sk_buff *j1939_session_skb_find(struct j1939_session *session)
static struct sk_buff *j1939_session_skb_get(struct j1939_session *session)
{
unsigned int offset_start;
offset_start = session->pkt.dpo * 7;
return j1939_session_skb_find_by_offset(session, offset_start);
return j1939_session_skb_get_by_offset(session, offset_start);
}
/* see if we are receiver
@ -776,7 +784,7 @@ static int j1939_session_tx_dat(struct j1939_session *session)
int ret = 0;
u8 dat[8];
se_skb = j1939_session_skb_find_by_offset(session, session->pkt.tx * 7);
se_skb = j1939_session_skb_get_by_offset(session, session->pkt.tx * 7);
if (!se_skb)
return -ENOBUFS;
@ -801,7 +809,8 @@ static int j1939_session_tx_dat(struct j1939_session *session)
netdev_err_once(priv->ndev,
"%s: 0x%p: requested data outside of queued buffer: offset %i, len %i, pkt.tx: %i\n",
__func__, session, skcb->offset, se_skb->len , session->pkt.tx);
return -EOVERFLOW;
ret = -EOVERFLOW;
goto out_free;
}
if (!len) {
@ -835,6 +844,12 @@ static int j1939_session_tx_dat(struct j1939_session *session)
if (pkt_done)
j1939_tp_set_rxtimeout(session, 250);
out_free:
if (ret)
kfree_skb(se_skb);
else
consume_skb(se_skb);
return ret;
}
@ -1007,7 +1022,7 @@ static int j1939_xtp_txnext_receiver(struct j1939_session *session)
static int j1939_simple_txnext(struct j1939_session *session)
{
struct j1939_priv *priv = session->priv;
struct sk_buff *se_skb = j1939_session_skb_find(session);
struct sk_buff *se_skb = j1939_session_skb_get(session);
struct sk_buff *skb;
int ret;
@ -1015,8 +1030,10 @@ static int j1939_simple_txnext(struct j1939_session *session)
return 0;
skb = skb_clone(se_skb, GFP_ATOMIC);
if (!skb)
return -ENOMEM;
if (!skb) {
ret = -ENOMEM;
goto out_free;
}
can_skb_set_owner(skb, se_skb->sk);
@ -1024,12 +1041,18 @@ static int j1939_simple_txnext(struct j1939_session *session)
ret = j1939_send_one(priv, skb);
if (ret)
return ret;
goto out_free;
j1939_sk_errqueue(session, J1939_ERRQUEUE_SCHED);
j1939_sk_queue_activate_next(session);
return 0;
out_free:
if (ret)
kfree_skb(se_skb);
else
consume_skb(se_skb);
return ret;
}
static bool j1939_session_deactivate_locked(struct j1939_session *session)
@ -1170,9 +1193,10 @@ static void j1939_session_completed(struct j1939_session *session)
struct sk_buff *skb;
if (!session->transmission) {
skb = j1939_session_skb_find(session);
skb = j1939_session_skb_get(session);
/* distribute among j1939 receivers */
j1939_sk_recv(session->priv, skb);
consume_skb(skb);
}
j1939_session_deactivate_activate_next(session);
@ -1744,7 +1768,7 @@ static void j1939_xtp_rx_dat_one(struct j1939_session *session,
{
struct j1939_priv *priv = session->priv;
struct j1939_sk_buff_cb *skcb;
struct sk_buff *se_skb;
struct sk_buff *se_skb = NULL;
const u8 *dat;
u8 *tpdat;
int offset;
@ -1786,7 +1810,7 @@ static void j1939_xtp_rx_dat_one(struct j1939_session *session,
goto out_session_cancel;
}
se_skb = j1939_session_skb_find_by_offset(session, packet * 7);
se_skb = j1939_session_skb_get_by_offset(session, packet * 7);
if (!se_skb) {
netdev_warn(priv->ndev, "%s: 0x%p: no skb found\n", __func__,
session);
@ -1848,11 +1872,13 @@ static void j1939_xtp_rx_dat_one(struct j1939_session *session,
j1939_tp_set_rxtimeout(session, 250);
}
session->last_cmd = 0xff;
consume_skb(se_skb);
j1939_session_put(session);
return;
out_session_cancel:
kfree_skb(se_skb);
j1939_session_timers_cancel(session);
j1939_session_cancel(session, J1939_XTP_ABORT_FAULT);
j1939_session_put(session);

62
net/can/raw.c
View File

@ -85,7 +85,7 @@ struct raw_sock {
struct sock sk;
int bound;
int ifindex;
struct notifier_block notifier;
struct list_head notifier;
int loopback;
int recv_own_msgs;
int fd_frames;
@ -97,6 +97,10 @@ struct raw_sock {
struct uniqframe __percpu *uniq;
};
static LIST_HEAD(raw_notifier_list);
static DEFINE_SPINLOCK(raw_notifier_lock);
static struct raw_sock *raw_busy_notifier;
/* Return pointer to store the extra msg flags for raw_recvmsg().
* We use the space of one unsigned int beyond the 'struct sockaddr_can'
* in skb->cb.
@ -265,21 +269,16 @@ static int raw_enable_allfilters(struct net *net, struct net_device *dev,
return err;
}
static int raw_notifier(struct notifier_block *nb,
unsigned long msg, void *ptr)
static void raw_notify(struct raw_sock *ro, unsigned long msg,
struct net_device *dev)
{
struct net_device *dev = netdev_notifier_info_to_dev(ptr);
struct raw_sock *ro = container_of(nb, struct raw_sock, notifier);
struct sock *sk = &ro->sk;
if (!net_eq(dev_net(dev), sock_net(sk)))
return NOTIFY_DONE;
if (dev->type != ARPHRD_CAN)
return NOTIFY_DONE;
return;
if (ro->ifindex != dev->ifindex)
return NOTIFY_DONE;
return;
switch (msg) {
case NETDEV_UNREGISTER:
@ -307,7 +306,28 @@ static int raw_notifier(struct notifier_block *nb,
sk->sk_error_report(sk);
break;
}
}
static int raw_notifier(struct notifier_block *nb, unsigned long msg,
void *ptr)
{
struct net_device *dev = netdev_notifier_info_to_dev(ptr);
if (dev->type != ARPHRD_CAN)
return NOTIFY_DONE;
if (msg != NETDEV_UNREGISTER && msg != NETDEV_DOWN)
return NOTIFY_DONE;
if (unlikely(raw_busy_notifier)) /* Check for reentrant bug. */
return NOTIFY_DONE;
spin_lock(&raw_notifier_lock);
list_for_each_entry(raw_busy_notifier, &raw_notifier_list, notifier) {
spin_unlock(&raw_notifier_lock);
raw_notify(raw_busy_notifier, msg, dev);
spin_lock(&raw_notifier_lock);
}
raw_busy_notifier = NULL;
spin_unlock(&raw_notifier_lock);
return NOTIFY_DONE;
}
@ -336,9 +356,9 @@ static int raw_init(struct sock *sk)
return -ENOMEM;
/* set notifier */
ro->notifier.notifier_call = raw_notifier;
register_netdevice_notifier(&ro->notifier);
spin_lock(&raw_notifier_lock);
list_add_tail(&ro->notifier, &raw_notifier_list);
spin_unlock(&raw_notifier_lock);
return 0;
}
@ -353,7 +373,14 @@ static int raw_release(struct socket *sock)
ro = raw_sk(sk);
unregister_netdevice_notifier(&ro->notifier);
spin_lock(&raw_notifier_lock);
while (raw_busy_notifier == ro) {
spin_unlock(&raw_notifier_lock);
schedule_timeout_uninterruptible(1);
spin_lock(&raw_notifier_lock);
}
list_del(&ro->notifier);
spin_unlock(&raw_notifier_lock);
lock_sock(sk);
@ -879,6 +906,10 @@ static const struct can_proto raw_can_proto = {
.prot = &raw_proto,
};
static struct notifier_block canraw_notifier = {
.notifier_call = raw_notifier
};
static __init int raw_module_init(void)
{
int err;
@ -888,6 +919,8 @@ static __init int raw_module_init(void)
err = can_proto_register(&raw_can_proto);
if (err < 0)
pr_err("can: registration of raw protocol failed\n");
else
register_netdevice_notifier(&canraw_notifier);
return err;
}
@ -895,6 +928,7 @@ static __init int raw_module_init(void)
static __exit void raw_module_exit(void)
{
can_proto_unregister(&raw_can_proto);
unregister_netdevice_notifier(&canraw_notifier);
}
module_init(raw_module_init);

12
net/core/net_namespace.c
View File

@ -643,6 +643,18 @@ void __put_net(struct net *net)
}
EXPORT_SYMBOL_GPL(__put_net);
/**
* get_net_ns - increment the refcount of the network namespace
* @ns: common namespace (net)
*
* Returns the net's common namespace.
*/
struct ns_common *get_net_ns(struct ns_common *ns)
{
return &get_net(container_of(ns, struct net, ns))->ns;
}
EXPORT_SYMBOL_GPL(get_net_ns);
struct net *get_net_ns_by_fd(int fd)
{
struct file *file;

8
net/core/rtnetlink.c
View File

@ -4535,10 +4535,12 @@ static int rtnl_bridge_notify(struct net_device *dev)
if (err < 0)
goto errout;
if (!skb->len) {
err = -EINVAL;
/* Notification info is only filled for bridge ports, not the bridge
* device itself. Therefore, a zero notification length is valid and
* should not result in an error.
*/
if (!skb->len)
goto errout;
}
rtnl_notify(skb, net, 0, RTNLGRP_LINK, NULL, GFP_ATOMIC);
return 0;

1
net/ipv4/cipso_ipv4.c
View File

@ -472,6 +472,7 @@ void cipso_v4_doi_free(struct cipso_v4_doi *doi_def)
kfree(doi_def->map.std->lvl.local);
kfree(doi_def->map.std->cat.cipso);
kfree(doi_def->map.std->cat.local);
kfree(doi_def->map.std);
break;
}
kfree(doi_def);

7
net/ipv4/icmp.c
View File

@ -739,6 +739,13 @@ void __icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info,
icmp_param.data_len = room;
icmp_param.head_len = sizeof(struct icmphdr);
/* if we don't have a source address at this point, fall back to the
* dummy address instead of sending out a packet with a source address
* of 0.0.0.0
*/
if (!fl4.saddr)
fl4.saddr = htonl(INADDR_DUMMY);
icmp_push_reply(&icmp_param, &fl4, &ipc, &rt);
ende:
ip_rt_put(rt);

1
net/ipv4/igmp.c
View File

@ -1803,6 +1803,7 @@ void ip_mc_destroy_dev(struct in_device *in_dev)
while ((i = rtnl_dereference(in_dev->mc_list)) != NULL) {
in_dev->mc_list = i->next_rcu;
in_dev->mc_count--;
ip_mc_clear_src(i);
ip_ma_put(i);
}
}

10
net/ipv4/udp.c
View File

@ -2511,6 +2511,9 @@ void udp_destroy_sock(struct sock *sk)
{
struct udp_sock *up = udp_sk(sk);
bool slow = lock_sock_fast(sk);
/* protects from races with udp_abort() */
sock_set_flag(sk, SOCK_DEAD);
udp_flush_pending_frames(sk);
unlock_sock_fast(sk, slow);
if (static_branch_unlikely(&udp_encap_needed_key)) {
@ -2770,10 +2773,17 @@ int udp_abort(struct sock *sk, int err)
{
lock_sock(sk);
/* udp{v6}_destroy_sock() sets it under the sk lock, avoid racing
* with close()
*/
if (sock_flag(sk, SOCK_DEAD))
goto out;
sk->sk_err = err;
sk->sk_error_report(sk);
__udp_disconnect(sk, 0);
out:
release_sock(sk);
return 0;

3
net/ipv6/udp.c
View File

@ -1539,6 +1539,9 @@ void udpv6_destroy_sock(struct sock *sk)
{
struct udp_sock *up = udp_sk(sk);
lock_sock(sk);
/* protects from races with udp_abort() */
sock_set_flag(sk, SOCK_DEAD);
udp_v6_flush_pending_frames(sk);
release_sock(sk);

5
net/netfilter/nf_synproxy_core.c
View File

@ -31,6 +31,9 @@ synproxy_parse_options(const struct sk_buff *skb, unsigned int doff,
int length = (th->doff * 4) - sizeof(*th);
u8 buf[40], *ptr;
if (unlikely(length < 0))
return false;
ptr = skb_header_pointer(skb, doff + sizeof(*th), length, buf);
if (ptr == NULL)
return false;
@ -47,6 +50,8 @@ synproxy_parse_options(const struct sk_buff *skb, unsigned int doff,
length--;
continue;
default:
if (length < 2)
return true;
opsize = *ptr++;
if (opsize < 2)
return true;

2
net/qrtr/qrtr.c
View File

@ -257,7 +257,7 @@ int qrtr_endpoint_post(struct qrtr_endpoint *ep, const void *data, size_t len)
const struct qrtr_hdr_v2 *v2;
struct sk_buff *skb;
struct qrtr_cb *cb;
unsigned int size;
size_t size;
unsigned int ver;
size_t hdrlen;

2
net/rds/recv.c
View File

@ -714,7 +714,7 @@ int rds_recvmsg(struct socket *sock, struct msghdr *msg, size_t size,
if (rds_cmsg_recv(inc, msg, rs)) {
ret = -EFAULT;
goto out;
break;
}
rds_recvmsg_zcookie(rs, msg);

19
net/sched/act_ct.c
View File

@ -361,14 +361,19 @@ static int tcf_ct_act_nat(struct sk_buff *skb,
}
err = ct_nat_execute(skb, ct, ctinfo, range, maniptype);
if (err == NF_ACCEPT &&
ct->status & IPS_SRC_NAT && ct->status & IPS_DST_NAT) {
if (maniptype == NF_NAT_MANIP_SRC)
maniptype = NF_NAT_MANIP_DST;
else
maniptype = NF_NAT_MANIP_SRC;
if (err == NF_ACCEPT && ct->status & IPS_DST_NAT) {
if (ct->status & IPS_SRC_NAT) {
if (maniptype == NF_NAT_MANIP_SRC)
maniptype = NF_NAT_MANIP_DST;
else
maniptype = NF_NAT_MANIP_SRC;
err = ct_nat_execute(skb, ct, ctinfo, range, maniptype);
err = ct_nat_execute(skb, ct, ctinfo, range,
maniptype);
} else if (CTINFO2DIR(ctinfo) == IP_CT_DIR_ORIGINAL) {
err = ct_nat_execute(skb, ct, ctinfo, NULL,
NF_NAT_MANIP_SRC);
}
}
return err;
#else

6
net/sched/sch_cake.c
View File

@ -907,7 +907,7 @@ static struct tcphdr *cake_get_tcphdr(const struct sk_buff *skb,
}
tcph = skb_header_pointer(skb, offset, sizeof(_tcph), &_tcph);
if (!tcph)
if (!tcph || tcph->doff < 5)
return NULL;
return skb_header_pointer(skb, offset,
@ -931,6 +931,8 @@ static const void *cake_get_tcpopt(const struct tcphdr *tcph,
length--;
continue;
}
if (length < 2)
break;
opsize = *ptr++;
if (opsize < 2 || opsize > length)
break;
@ -1068,6 +1070,8 @@ static bool cake_tcph_may_drop(const struct tcphdr *tcph,
length--;
continue;
}
if (length < 2)
break;
opsize = *ptr++;
if (opsize < 2 || opsize > length)
break;

13
net/socket.c
View File

@ -1071,19 +1071,6 @@ static long sock_do_ioctl(struct net *net, struct socket *sock,
* what to do with it - that's up to the protocol still.
*/
/**
* get_net_ns - increment the refcount of the network namespace
* @ns: common namespace (net)
*
* Returns the net's common namespace.
*/
struct ns_common *get_net_ns(struct ns_common *ns)
{
return &get_net(container_of(ns, struct net, ns))->ns;
}
EXPORT_SYMBOL_GPL(get_net_ns);
static long sock_ioctl(struct file *file, unsigned cmd, unsigned long arg)
{
struct socket *sock;

7
net/unix/af_unix.c
View File

@ -537,12 +537,14 @@ static void unix_release_sock(struct sock *sk, int embrion)
u->path.mnt = NULL;
state = sk->sk_state;
sk->sk_state = TCP_CLOSE;
skpair = unix_peer(sk);
unix_peer(sk) = NULL;
unix_state_unlock(sk);
wake_up_interruptible_all(&u->peer_wait);
skpair = unix_peer(sk);
if (skpair != NULL) {
if (sk->sk_type == SOCK_STREAM || sk->sk_type == SOCK_SEQPACKET) {
unix_state_lock(skpair);
@ -557,7 +559,6 @@ static void unix_release_sock(struct sock *sk, int embrion)
unix_dgram_peer_wake_disconnect(sk, skpair);
sock_put(skpair); /* It may now die */
unix_peer(sk) = NULL;
}
/* Try to flush out this socket. Throw out buffers at least */

2
net/wireless/Makefile
View File

@ -28,7 +28,7 @@ $(obj)/shipped-certs.c: $(wildcard $(srctree)/$(src)/certs/*.hex)
@$(kecho) " GEN $@"
@(echo '#include "reg.h"'; \
echo 'const u8 shipped_regdb_certs[] = {'; \
cat $^ ; \
echo | cat - $^ ; \
echo '};'; \
echo 'unsigned int shipped_regdb_certs_len = sizeof(shipped_regdb_certs);'; \
) > $@

16
net/wireless/pmsr.c
View File

@ -293,6 +293,7 @@ void cfg80211_pmsr_complete(struct wireless_dev *wdev,
gfp_t gfp)
{
struct cfg80211_registered_device *rdev = wiphy_to_rdev(wdev->wiphy);
struct cfg80211_pmsr_request *tmp, *prev, *to_free = NULL;
struct sk_buff *msg;
void *hdr;
@ -323,9 +324,20 @@ free_msg:
nlmsg_free(msg);
free_request:
spin_lock_bh(&wdev->pmsr_lock);
list_del(&req->list);
/*
* cfg80211_pmsr_process_abort() may have already moved this request
* to the free list, and will free it later. In this case, don't free
* it here.
*/
list_for_each_entry_safe(tmp, prev, &wdev->pmsr_list, list) {
if (tmp == req) {
list_del(&req->list);
to_free = req;
break;
}
}
spin_unlock_bh(&wdev->pmsr_lock);
kfree(req);
kfree(to_free);
}
EXPORT_SYMBOL_GPL(cfg80211_pmsr_complete);

26
sound/soc/codecs/rt5659.c
View File

@ -2470,13 +2470,18 @@ static int set_dmic_power(struct snd_soc_dapm_widget *w,
return 0;
}
static const struct snd_soc_dapm_widget rt5659_dapm_widgets[] = {
static const struct snd_soc_dapm_widget rt5659_particular_dapm_widgets[] = {
SND_SOC_DAPM_SUPPLY("LDO2", RT5659_PWR_ANLG_3, RT5659_PWR_LDO2_BIT, 0,
NULL, 0),
SND_SOC_DAPM_SUPPLY("PLL", RT5659_PWR_ANLG_3, RT5659_PWR_PLL_BIT, 0,
NULL, 0),
SND_SOC_DAPM_SUPPLY("MICBIAS1", RT5659_PWR_ANLG_2, RT5659_PWR_MB1_BIT,
0, NULL, 0),
SND_SOC_DAPM_SUPPLY("Mic Det Power", RT5659_PWR_VOL,
RT5659_PWR_MIC_DET_BIT, 0, NULL, 0),
};
static const struct snd_soc_dapm_widget rt5659_dapm_widgets[] = {
SND_SOC_DAPM_SUPPLY("PLL", RT5659_PWR_ANLG_3, RT5659_PWR_PLL_BIT, 0,
NULL, 0),
SND_SOC_DAPM_SUPPLY("Mono Vref", RT5659_PWR_ANLG_1,
RT5659_PWR_VREF3_BIT, 0, NULL, 0),
@ -2501,8 +2506,6 @@ static const struct snd_soc_dapm_widget rt5659_dapm_widgets[] = {
RT5659_ADC_MONO_R_ASRC_SFT, 0, NULL, 0),
/* Input Side */
SND_SOC_DAPM_SUPPLY("MICBIAS1", RT5659_PWR_ANLG_2, RT5659_PWR_MB1_BIT,
0, NULL, 0),
SND_SOC_DAPM_SUPPLY("MICBIAS2", RT5659_PWR_ANLG_2, RT5659_PWR_MB2_BIT,
0, NULL, 0),
SND_SOC_DAPM_SUPPLY("MICBIAS3", RT5659_PWR_ANLG_2, RT5659_PWR_MB3_BIT,
@ -3697,10 +3700,23 @@ static int rt5659_set_bias_level(struct snd_soc_component *component,
static int rt5659_probe(struct snd_soc_component *component)
{
struct snd_soc_dapm_context *dapm =
snd_soc_component_get_dapm(component);
struct rt5659_priv *rt5659 = snd_soc_component_get_drvdata(component);
rt5659->component = component;
switch (rt5659->pdata.jd_src) {
case RT5659_JD_HDA_HEADER:
break;
default:
snd_soc_dapm_new_controls(dapm,
rt5659_particular_dapm_widgets,
ARRAY_SIZE(rt5659_particular_dapm_widgets));
break;
}
return 0;
}

3
tools/include/uapi/linux/in.h
View File

@ -284,6 +284,9 @@ struct sockaddr_in {
/* Address indicating an error return. */
#define INADDR_NONE ((unsigned long int) 0xffffffff)
/* Dummy address for src of ICMP replies if no real address is set (RFC7600). */
#define INADDR_DUMMY ((unsigned long int) 0xc0000008)
/* Network number for local host loopback. */
#define IN_LOOPBACKNET 127

4
virt/kvm/arm/vgic/vgic-kvm-device.c
View File

@ -87,8 +87,8 @@ int kvm_vgic_addr(struct kvm *kvm, unsigned long type, u64 *addr, bool write)
r = vgic_v3_set_redist_base(kvm, 0, *addr, 0);
goto out;
}
rdreg = list_first_entry(&vgic->rd_regions,
struct vgic_redist_region, list);
rdreg = list_first_entry_or_null(&vgic->rd_regions,
struct vgic_redist_region, list);
if (!rdreg)
addr_ptr = &undef_value;
else