Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
md: replace wait loop with wait_event() in md_handle_request()
The wait loop is equivalent to wait_event() and can be simplified by
usaing it for improving readability.
Signed-off-by: Abd-Alrhman Masalkhi <abd.masalkhi@gmail.com>
Link: https://lore.kernel.org/r/20260415140319.376578-2-abd.masalkhi@gmail.com
Signed-off-by: Yu Kuai <yukuai@fnnas.com>
authored by
Abd-Alrhman Masalkhi
and committed by
Yu Kuai
8e8278ac
9aa6d860
+1
-9
+1
-9
drivers/md/md.c
+1
-9
drivers/md/md.c
···
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{
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check_suspended:
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if (is_suspended(mddev, bio)) {
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-
DEFINE_WAIT(__wait);
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/* Bail out if REQ_NOWAIT is set for the bio */
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if (bio->bi_opf & REQ_NOWAIT) {
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bio_wouldblock_error(bio);
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return true;
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}
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-
for (;;) {
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prepare_to_wait(&mddev->sb_wait, &__wait,
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TASK_UNINTERRUPTIBLE);
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if (!is_suspended(mddev, bio))
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break;
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schedule();
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}
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finish_wait(&mddev->sb_wait, &__wait);
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wait_event(mddev->sb_wait, !is_suspended(mddev, bio));
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}
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if (!percpu_ref_tryget_live(&mddev->active_io))
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goto check_suspended;