diff options
| author | Tomasz Majchrzak <tomasz.majchrzak@intel.com> | 2016-07-28 10:28:25 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-03-30 09:35:18 +0200 |
| commit | 73dd1edf50a6bdf33046c2e4aa0b1ad4fef71a71 (patch) | |
| tree | 8cc7e4d7119c237d5e2922cf3f20cdd285ce893f | |
| parent | 17503963206584333b674740ba75b5079ea7e196 (diff) | |
raid10: increment write counter after bio is split
commit 9b622e2bbcf049c82e2550d35fb54ac205965f50 upstream.
md pending write counter must be incremented after bio is split,
otherwise it gets decremented too many times in end bio callback and
becomes negative.
Signed-off-by: Tomasz Majchrzak <tomasz.majchrzak@intel.com>
Reviewed-by: Artur Paszkiewicz <artur.paszkiewicz@intel.com>
Signed-off-by: Shaohua Li <shli@fb.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/md/raid10.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 122af340a531..a92979e704e3 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -1072,6 +1072,8 @@ static void __make_request(struct mddev *mddev, struct bio *bio) int max_sectors; int sectors; + md_write_start(mddev, bio); + /* * Register the new request and wait if the reconstruction * thread has put up a bar for new requests. @@ -1455,8 +1457,6 @@ static void make_request(struct mddev *mddev, struct bio *bio) return; } - md_write_start(mddev, bio); - do { /* |