diff options
Diffstat (limited to 'fs/btrfs/raid56.c')
| -rw-r--r-- | fs/btrfs/raid56.c | 26 |
1 files changed, 18 insertions, 8 deletions
diff --git a/fs/btrfs/raid56.c b/fs/btrfs/raid56.c index 6f845d219cd6..208638384cd2 100644 --- a/fs/btrfs/raid56.c +++ b/fs/btrfs/raid56.c @@ -1136,20 +1136,27 @@ static void validate_rbio_for_rmw(struct btrfs_raid_bio *rbio) static void index_rbio_pages(struct btrfs_raid_bio *rbio) { struct bio *bio; - struct bio_vec *bvec; u64 start; unsigned long stripe_offset; unsigned long page_index; - int i; spin_lock_irq(&rbio->bio_list_lock); bio_list_for_each(bio, &rbio->bio_list) { + struct bio_vec bvec; + struct bvec_iter iter; + int i = 0; + start = (u64)bio->bi_iter.bi_sector << 9; stripe_offset = start - rbio->bbio->raid_map[0]; page_index = stripe_offset >> PAGE_SHIFT; - bio_for_each_segment_all(bvec, bio, i) - rbio->bio_pages[page_index + i] = bvec->bv_page; + if (bio_flagged(bio, BIO_CLONED)) + bio->bi_iter = btrfs_io_bio(bio)->iter; + + bio_for_each_segment(bvec, bio, iter) { + rbio->bio_pages[page_index + i] = bvec.bv_page; + i++; + } } spin_unlock_irq(&rbio->bio_list_lock); } @@ -1423,11 +1430,14 @@ static int fail_bio_stripe(struct btrfs_raid_bio *rbio, */ static void set_bio_pages_uptodate(struct bio *bio) { - struct bio_vec *bvec; - int i; + struct bio_vec bvec; + struct bvec_iter iter; + + if (bio_flagged(bio, BIO_CLONED)) + bio->bi_iter = btrfs_io_bio(bio)->iter; - bio_for_each_segment_all(bvec, bio, i) - SetPageUptodate(bvec->bv_page); + bio_for_each_segment(bvec, bio, iter) + SetPageUptodate(bvec.bv_page); } /* |