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| author | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2021-01-08 06:03:51 -0500 |
|---|---|---|
| committer | Rodrigo Vivi <rodrigo.vivi@intel.com> | 2021-01-08 06:03:51 -0500 |
| commit | 10205618052908770451acd33eaeaa7685e97ed2 (patch) | |
| tree | 4d025943e32f343fa917db7abed8a606faa17775 /kernel/task_work.c | |
| parent | 6fdb335f1c9c0845b50625de1624d8445c4c4a07 (diff) | |
| parent | cb3cfbf79aff7decb4e5ee69a7c74864497f61dc (diff) | |
| download | cachepc-linux-10205618052908770451acd33eaeaa7685e97ed2.tar.gz cachepc-linux-10205618052908770451acd33eaeaa7685e97ed2.zip | |
Merge drm/drm-next into drm-intel-next
sync-up to not fall too much behind.
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Diffstat (limited to 'kernel/task_work.c')
| -rw-r--r-- | kernel/task_work.c | 13 |
1 files changed, 1 insertions, 12 deletions
diff --git a/kernel/task_work.c b/kernel/task_work.c index 8d6e1217c451..9cde961875c0 100644 --- a/kernel/task_work.c +++ b/kernel/task_work.c @@ -33,7 +33,6 @@ int task_work_add(struct task_struct *task, struct callback_head *work, enum task_work_notify_mode notify) { struct callback_head *head; - unsigned long flags; do { head = READ_ONCE(task->task_works); @@ -49,17 +48,7 @@ int task_work_add(struct task_struct *task, struct callback_head *work, set_notify_resume(task); break; case TWA_SIGNAL: - /* - * Only grab the sighand lock if we don't already have some - * task_work pending. This pairs with the smp_store_mb() - * in get_signal(), see comment there. - */ - if (!(READ_ONCE(task->jobctl) & JOBCTL_TASK_WORK) && - lock_task_sighand(task, &flags)) { - task->jobctl |= JOBCTL_TASK_WORK; - signal_wake_up(task, 0); - unlock_task_sighand(task, &flags); - } + set_notify_signal(task); break; default: WARN_ON_ONCE(1); |