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authorKent Overstreet <koverstreet@google.com>2012-09-11 11:26:12 -0700
committerKent Overstreet <koverstreet@google.com>2013-03-23 14:15:34 -0700
commit2aabaa65ad147bf8238a8a261b15a0c95e9e2afa (patch)
tree5d2329be8c0266dae1723f4b486dafcd16d716bb /drivers/md
parent8be185f2c9d54d6bc0bac1445227b67cb14c0b13 (diff)
raid1: use bio_reset()
Signed-off-by: Kent Overstreet <koverstreet@google.com> CC: Jens Axboe <axboe@kernel.dk> CC: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/raid1.c24
1 files changed, 6 insertions, 18 deletions
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index 800748d585c..bb5ec7710c0 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -1862,7 +1862,7 @@ static int process_checks(struct r1bio *r1_bio)
struct bio *sbio = r1_bio->bios[i];
int size;
- if (r1_bio->bios[i]->bi_end_io != end_sync_read)
+ if (sbio->bi_end_io != end_sync_read)
continue;
if (test_bit(BIO_UPTODATE, &sbio->bi_flags)) {
@@ -1887,16 +1887,15 @@ static int process_checks(struct r1bio *r1_bio)
continue;
}
/* fixup the bio for reuse */
+ bio_reset(sbio);
sbio->bi_vcnt = vcnt;
sbio->bi_size = r1_bio->sectors << 9;
- sbio->bi_idx = 0;
- sbio->bi_phys_segments = 0;
- sbio->bi_flags &= ~(BIO_POOL_MASK - 1);
- sbio->bi_flags |= 1 << BIO_UPTODATE;
- sbio->bi_next = NULL;
sbio->bi_sector = r1_bio->sector +
conf->mirrors[i].rdev->data_offset;
sbio->bi_bdev = conf->mirrors[i].rdev->bdev;
+ sbio->bi_end_io = end_sync_read;
+ sbio->bi_private = r1_bio;
+
size = sbio->bi_size;
for (j = 0; j < vcnt ; j++) {
struct bio_vec *bi;
@@ -2439,18 +2438,7 @@ static sector_t sync_request(struct mddev *mddev, sector_t sector_nr, int *skipp
for (i = 0; i < conf->raid_disks * 2; i++) {
struct md_rdev *rdev;
bio = r1_bio->bios[i];
-
- /* take from bio_init */
- bio->bi_next = NULL;
- bio->bi_flags &= ~(BIO_POOL_MASK-1);
- bio->bi_flags |= 1 << BIO_UPTODATE;
- bio->bi_rw = READ;
- bio->bi_vcnt = 0;
- bio->bi_idx = 0;
- bio->bi_phys_segments = 0;
- bio->bi_size = 0;
- bio->bi_end_io = NULL;
- bio->bi_private = NULL;
+ bio_reset(bio);
rdev = rcu_dereference(conf->mirrors[i].rdev);
if (rdev == NULL ||