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| author |   Thomas Gleixner <tglx@linutronix.de> | 2017-11-14 10:01:49 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2017-11-14 10:01:49 +0100 |
| commit | d4bfeabe9ff7967f4b8c24aabf2de1ce3a909cd9 (patch) | |
| tree | 6b419b8497c7d57ddec20a3558697ef36ea37b11 /kernel/task_work.c | |
| parent | timekeeping: Eliminate the stale declaration of ktime_get_raw_and_real_ts64() (diff) | |
| parent | x86 / CPU: Avoid unnecessary IPIs in arch_freq_get_on_cpu() (diff) | |
Merge branch 'linus' into timers/urgent
Get upstream changes so dependent patches can be applied.
Diffstat (limited to 'kernel/task_work.c')
| -rw-r--r-- | kernel/task_work.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/task_work.c b/kernel/task_work.c index 5718b3ea202a..0fef395662a6 100644 --- a/kernel/task_work.c +++ b/kernel/task_work.c @@ -68,7 +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) |