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| author | Mark Brown <broonie@kernel.org> | 2017-12-04 17:59:52 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2017-12-04 17:59:52 +0000 |
| commit | d218439feccafaa3e852bbaecc0d9f6110096b65 (patch) | |
| tree | c4ebfeaebd965735cea5d90332d0f8013b79e628 /kernel/task_work.c | |
| parent | a76d7f5454c688b52dc849e832cc4c6dd0975723 (diff) | |
| parent | fdaa451107ce543d345a339b4d5e20e8e4bac396 (diff) | |
| download | linux-d218439feccafaa3e852bbaecc0d9f6110096b65.tar.gz linux-d218439feccafaa3e852bbaecc0d9f6110096b65.zip | |
Merge branch 'fix/amd' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-amd
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) |