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authorKent Overstreet <kmo@daterainc.com>2013-09-23 23:17:32 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-10-05 07:17:54 -0700
commit37290c9af2482fb1e6e763dab7b1f9aa7b6371cc (patch)
tree36a029b74880e58816750250025f2b5757130df0
parent771e6027caabc888cc277c8c5481072788755a09 (diff)
bcache: Fix a flush/fua performance bug
commit 1394d6761b6e9e15ee7c632a6d48791188727b40 upstream. bch_journal_meta() was missing the flush to make the journal write actually go down (instead of waiting up to journal_delay_ms)... Whoops Signed-off-by: Kent Overstreet <kmo@daterainc.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/md/bcache/journal.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/bcache/journal.c b/drivers/md/bcache/journal.c
index f5203dfc4cf..8435f81e5d8 100644
--- a/drivers/md/bcache/journal.c
+++ b/drivers/md/bcache/journal.c
@@ -695,6 +695,7 @@ void bch_journal_meta(struct cache_set *c, struct closure *cl)
if (cl)
BUG_ON(!closure_wait(&w->wait, cl));
+ closure_flush(&c->journal.io);
__journal_try_write(c, true);
}
}