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dm: use dm_target_offset macro

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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>
This commit is contained in:
Alasdair G Kergon
2010-08-12 04:14:11 +01:00
parent 56a67df766
commit b441a262e7
5 changed files with 7 additions and 8 deletions
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4
drivers/md/dm-crypt.c
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@@ -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));
}