diff options
| author |   Alasdair G Kergon <agk@redhat.com> | 2010-08-12 04:14:11 +0100 |
|---|---|---|
| committer | Alasdair G Kergon <agk@redhat.com> | 2010-08-12 04:14:11 +0100 |
| commit | b441a262e7d1c56fbe21794c91d7a9c83809113f (patch) | |
| tree | cc9acb2c3f7045ff513739fd81bba8a789d713b6 /drivers/md | |
| parent | dm: factor out max_io_len_target_boundary (diff) | |
| download | linux-dev-b441a262e7d1c56fbe21794c91d7a9c83809113f.tar.xz linux-dev-b441a262e7d1c56fbe21794c91d7a9c83809113f.zip | |
dm: use dm_target_offset macro
Use new dm_target_offset() macro to avoid most references to ti->begin
in dm targets.
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Diffstat (limited to 'drivers/md')
| -rw-r--r-- | drivers/md/dm-crypt.c | 4 | ||||
| -rw-r--r-- | drivers/md/dm-delay.c | 5 | ||||
| -rw-r--r-- | drivers/md/dm-linear.c | 2 | ||||
| -rw-r--r-- | drivers/md/dm-raid1.c | 2 | ||||
| -rw-r--r-- | drivers/md/dm-stripe.c | 2 |
5 files changed, 7 insertions, 8 deletions
diff --git a/drivers/md/dm-crypt.c b/drivers/md/dm-crypt.c index 6401bfa0adff..368e8e98f705 100644 --- a/drivers/md/dm-crypt.c +++ b/drivers/md/dm-crypt.c @@ -1284,7 +1284,7 @@ static int crypt_map(struct dm_target *ti, struct bio *bio, return DM_MAPIO_REMAPPED; } - io = crypt_io_alloc(ti, bio, bio->bi_sector - ti->begin); + io = crypt_io_alloc(ti, bio, dm_target_offset(ti, bio->bi_sector)); if (bio_data_dir(io->base_bio) == READ) kcryptd_queue_io(io); @@ -1406,7 +1406,7 @@ static int crypt_merge(struct dm_target *ti, struct bvec_merge_data *bvm, return max_size; bvm->bi_bdev = cc->dev->bdev; - bvm->bi_sector = cc->start + bvm->bi_sector - ti->begin; + bvm->bi_sector = cc->start + dm_target_offset(ti, bvm->bi_sector); return min(max_size, q->merge_bvec_fn(q, bvm, biovec)); } diff --git a/drivers/md/dm-delay.c b/drivers/md/dm-delay.c index 852052880d7a..a91049e05219 100644 --- a/drivers/md/dm-delay.c +++ b/drivers/md/dm-delay.c @@ -281,14 +281,13 @@ static int delay_map(struct dm_target *ti, struct bio *bio, bio->bi_bdev = dc->dev_write->bdev; if (bio_sectors(bio)) bio->bi_sector = dc->start_write + - (bio->bi_sector - ti->begin); + dm_target_offset(ti, bio->bi_sector); return delay_bio(dc, dc->write_delay, bio); } bio->bi_bdev = dc->dev_read->bdev; - bio->bi_sector = dc->start_read + - (bio->bi_sector - ti->begin); + bio->bi_sector = dc->start_read + dm_target_offset(ti, bio->bi_sector); return delay_bio(dc, dc->read_delay, bio); } diff --git a/drivers/md/dm-linear.c b/drivers/md/dm-linear.c index f043b5f433b2..3921e3bb43c1 100644 --- a/drivers/md/dm-linear.c +++ b/drivers/md/dm-linear.c @@ -74,7 +74,7 @@ static sector_t linear_map_sector(struct dm_target *ti, sector_t bi_sector) { struct linear_c *lc = ti->private; - return lc->start + (bi_sector - ti->begin); + return lc->start + dm_target_offset(ti, bi_sector); } static void linear_map_bio(struct dm_target *ti, struct bio *bio) diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c index 74136262d654..7c081bcbc3cf 100644 --- a/drivers/md/dm-raid1.c +++ b/drivers/md/dm-raid1.c @@ -445,7 +445,7 @@ static sector_t map_sector(struct mirror *m, struct bio *bio) { if (unlikely(!bio->bi_size)) return 0; - return m->offset + (bio->bi_sector - m->ms->ti->begin); + return m->offset + dm_target_offset(m->ms->ti, bio->bi_sector); } static void map_bio(struct mirror *m, struct bio *bio) diff --git a/drivers/md/dm-stripe.c b/drivers/md/dm-stripe.c index 22d5e2fdab8b..779f47a0fe71 100644 --- a/drivers/md/dm-stripe.c +++ b/drivers/md/dm-stripe.c @@ -222,7 +222,7 @@ static int stripe_map(struct dm_target *ti, struct bio *bio, return DM_MAPIO_REMAPPED; } - offset = bio->bi_sector - ti->begin; + offset = dm_target_offset(ti, bio->bi_sector); chunk = offset >> sc->chunk_shift; stripe = sector_div(chunk, sc->stripes); |