diff options
Diffstat (limited to 'drivers/md/raid5.c')
| -rw-r--r-- | drivers/md/raid5.c | 27 |
1 files changed, 22 insertions, 5 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 24909eb13fec..4a7be455d6d8 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -184,6 +184,8 @@ static void return_io(struct bio *return_bi) return_bi = bi->bi_next; bi->bi_next = NULL; bi->bi_size = 0; + trace_block_bio_complete(bdev_get_queue(bi->bi_bdev), + bi, 0); bio_endio(bi, 0); bi = return_bi; } @@ -1885,8 +1887,15 @@ static void raid5_end_write_request(struct bio *bi, int error) &rdev->mddev->recovery); } else if (is_badblock(rdev, sh->sector, STRIPE_SECTORS, - &first_bad, &bad_sectors)) + &first_bad, &bad_sectors)) { set_bit(R5_MadeGood, &sh->dev[i].flags); + if (test_bit(R5_ReadError, &sh->dev[i].flags)) + /* That was a successful write so make + * sure it looks like we already did + * a re-write. + */ + set_bit(R5_ReWrite, &sh->dev[i].flags); + } } rdev_dec_pending(rdev, conf->mddev); @@ -3914,6 +3923,8 @@ static void raid5_align_endio(struct bio *bi, int error) rdev_dec_pending(rdev, conf->mddev); if (!error && uptodate) { + trace_block_bio_complete(bdev_get_queue(raid_bi->bi_bdev), + raid_bi, 0); bio_endio(raid_bi, 0); if (atomic_dec_and_test(&conf->active_aligned_reads)) wake_up(&conf->wait_for_stripe); @@ -4382,6 +4393,8 @@ static void make_request(struct mddev *mddev, struct bio * bi) if ( rw == WRITE ) md_write_end(mddev); + trace_block_bio_complete(bdev_get_queue(bi->bi_bdev), + bi, 0); bio_endio(bi, 0); } } @@ -4666,9 +4679,10 @@ static inline sector_t sync_request(struct mddev *mddev, sector_t sector_nr, int *skipped = 1; return rv; } - if (!bitmap_start_sync(mddev->bitmap, sector_nr, &sync_blocks, 1) && - !test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery) && - !conf->fullsync && sync_blocks >= STRIPE_SECTORS) { + if (!test_bit(MD_RECOVERY_REQUESTED, &mddev->recovery) && + !conf->fullsync && + !bitmap_start_sync(mddev->bitmap, sector_nr, &sync_blocks, 1) && + sync_blocks >= STRIPE_SECTORS) { /* we can skip this block, and probably more */ sync_blocks /= STRIPE_SECTORS; *skipped = 1; @@ -4758,8 +4772,11 @@ static int retry_aligned_read(struct r5conf *conf, struct bio *raid_bio) handled++; } remaining = raid5_dec_bi_active_stripes(raid_bio); - if (remaining == 0) + if (remaining == 0) { + trace_block_bio_complete(bdev_get_queue(raid_bio->bi_bdev), + raid_bio, 0); bio_endio(raid_bio, 0); + } if (atomic_dec_and_test(&conf->active_aligned_reads)) wake_up(&conf->wait_for_stripe); return handled; |