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| author |   Tony Lindgren <tony@atomide.com> | 2017-11-28 08:12:32 -0800 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2017-11-28 08:12:32 -0800 |
| commit | bc686442f8a601bccac1f22506ecdb4b0d62cadd (patch) | |
| tree | b224ab4aa2350b233da640f5850f48bc6bfeb2d0 /kernel/task_work.c | |
| parent | ARM: dts: Add remote-wakeup-connected for omap OHCI (diff) | |
| parent | ARM: dts: am437x-cm-t43: Correct the dmas property of spi0 (diff) | |
Merge branch 'dts-fixes' into omap-for-v4.15/fixes-dt
Diffstat (limited to 'kernel/task_work.c')
| -rw-r--r-- | kernel/task_work.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/task_work.c b/kernel/task_work.c index 836a72a66fba..0fef395662a6 100644 --- a/kernel/task_work.c +++ b/kernel/task_work.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/spinlock.h> #include <linux/task_work.h> #include <linux/tracehook.h> @@ -67,7 +68,7 @@ task_work_cancel(struct task_struct *task, task_work_func_t func) * we raced with task_work_run(), *pprev == NULL/exited. */ raw_spin_lock_irqsave(&task->pi_lock, flags); - while ((work = lockless_dereference(*pprev))) { + while ((work = READ_ONCE(*pprev))) { if (work->func != func) pprev = &work->next; else if (cmpxchg(pprev, work, work->next) == work) |