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| author | Pavel Begunkov <asml.silence@gmail.com> | 2019-06-11 14:29:07 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-06-24 19:23:40 +0200 |
| commit | 016190a4b5824df2d5bb97951a04dd3629973671 (patch) | |
| tree | 236bd8d0637164bd704b6340f83c32c9bac01c49 /kernel/sched/wait.c | |
| parent | sched/topology: Remove unused 'sd' parameter from arch_scale_cpu_capacity() (diff) | |
| download | linux-016190a4b5824df2d5bb97951a04dd3629973671.tar.xz linux-016190a4b5824df2d5bb97951a04dd3629973671.zip | |
sched/wait: Deduplicate code with do-while
Statements in the loop's body and before it are identical.
Use do-while to not repeat it.
Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/43ffea6ee2152b90dedf962eac851609e4197218.1560256112.git.asml.silence@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/sched/wait.c')
| -rw-r--r-- | kernel/sched/wait.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/kernel/sched/wait.c b/kernel/sched/wait.c index fa0f9adfb752..c1e566a114ca 100644 --- a/kernel/sched/wait.c +++ b/kernel/sched/wait.c @@ -118,16 +118,12 @@ static void __wake_up_common_lock(struct wait_queue_head *wq_head, unsigned int bookmark.func = NULL; INIT_LIST_HEAD(&bookmark.entry); - spin_lock_irqsave(&wq_head->lock, flags); - nr_exclusive = __wake_up_common(wq_head, mode, nr_exclusive, wake_flags, key, &bookmark); - spin_unlock_irqrestore(&wq_head->lock, flags); - - while (bookmark.flags & WQ_FLAG_BOOKMARK) { + do { spin_lock_irqsave(&wq_head->lock, flags); nr_exclusive = __wake_up_common(wq_head, mode, nr_exclusive, wake_flags, key, &bookmark); spin_unlock_irqrestore(&wq_head->lock, flags); - } + } while (bookmark.flags & WQ_FLAG_BOOKMARK); } /** |