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bcache: Fix a dumb journal discard bug

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That switch statement was obviously wrong, leading to some sort of weird
spinning on rare occasion with discards enabled...

Signed-off-by: Kent Overstreet <kmo@daterainc.com>
Cc: linux-stable <stable@vger.kernel.org> # >= v3.10
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Kent Overstreet 2013-09-23 23:17:27 -07:00 committed by Linus Torvalds
parent 2f6cf0de02
commit 6d9d21e35f
1 changed files with 1 additions and 1 deletions
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drivers/md/bcache/journal.c
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@ -428,7 +428,7 @@ static void do_journal_discard(struct cache *ca)
return;
}
switch (atomic_read(&ja->discard_in_flight) == DISCARD_IN_FLIGHT) {
switch (atomic_read(&ja->discard_in_flight)) {
case DISCARD_IN_FLIGHT:
return;