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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>
alistair/sunxi64-5.4-dsi
Hou Tao 2019-07-27 14:02:58 +08:00 committed by Song Liu
parent 0d8ed0e9bf
commit 449808a254
1 changed files with 18 additions and 21 deletions
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39
drivers/md/raid1.c
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@ -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);
}
/*