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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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drivers/md/dm-delay.c
+2 -3
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@@ -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);
}