diff options
| author | Hou Tao <houtao1@huawei.com> | 2019-07-27 14:02:58 +0800 |
|---|---|---|
| committer | Song Liu <songliubraving@fb.com> | 2019-08-07 10:25:02 -0700 |
| commit | 449808a254fd567d3dbeb11595a0af238c687c82 (patch) | |
| tree | c2dae411b91a0c6bf826e485eb22de2463f19547 /drivers/md/raid1.c | |
| parent | 0d8ed0e9bf9643f27f4816dca61081784dedb38d (diff) | |
| download | linux-449808a254fd567d3dbeb11595a0af238c687c82.tar.gz | |
raid1: factor out a common routine to handle the completion of sync write
It's just code clean-up. Signed-off-by: Hou Tao <houtao1@huawei.com> Signed-off-by: Song Liu <songliubraving@fb.com>
Diffstat (limited to 'drivers/md/raid1.c')
| -rw-r--r-- | drivers/md/raid1.c | 39 |
1 files changed, 18 insertions, 21 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index cd80f281b95d..6ea4f2679b78 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -1906,6 +1906,22 @@ static void abort_sync_write(struct mddev *mddev, struct r1bio *r1_bio) } while (sectors_to_go > 0); } +static void put_sync_write_buf(struct r1bio *r1_bio, int uptodate) +{ + if (atomic_dec_and_test(&r1_bio->remaining)) { + struct mddev *mddev = r1_bio->mddev; + int s = r1_bio->sectors; + + if (test_bit(R1BIO_MadeGood, &r1_bio->state) || + test_bit(R1BIO_WriteError, &r1_bio->state)) + reschedule_retry(r1_bio); + else { + put_buf(r1_bio); + md_done_sync(mddev, s, uptodate); + } + } +} + static void end_sync_write(struct bio *bio) { int uptodate = !bio->bi_status; @@ -1932,16 +1948,7 @@ static void end_sync_write(struct bio *bio) ) set_bit(R1BIO_MadeGood, &r1_bio->state); - if (atomic_dec_and_test(&r1_bio->remaining)) { - int s = r1_bio->sectors; - if (test_bit(R1BIO_MadeGood, &r1_bio->state) || - test_bit(R1BIO_WriteError, &r1_bio->state)) - reschedule_retry(r1_bio); - else { - put_buf(r1_bio); - md_done_sync(mddev, s, uptodate); - } - } + put_sync_write_buf(r1_bio, uptodate); } static int r1_sync_page_io(struct md_rdev *rdev, sector_t sector, @@ -2224,17 +2231,7 @@ static void sync_request_write(struct mddev *mddev, struct r1bio *r1_bio) generic_make_request(wbio); } - if (atomic_dec_and_test(&r1_bio->remaining)) { - /* if we're here, all write(s) have completed, so clean up */ - int s = r1_bio->sectors; - if (test_bit(R1BIO_MadeGood, &r1_bio->state) || - test_bit(R1BIO_WriteError, &r1_bio->state)) - reschedule_retry(r1_bio); - else { - put_buf(r1_bio); - md_done_sync(mddev, s, 1); - } - } + put_sync_write_buf(r1_bio, 1); } /* |