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dm: remove map_info

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This patch removes map_info from bio-based device mapper targets.
map_info is still used for request-based targets.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Mikulas Patocka
2012-12-21 20:23:41 +00:00
committed by Alasdair G Kergon
parent ee18026ac6
commit 7de3ee57da
14 changed files with 31 additions and 54 deletions
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drivers/md/dm-zero.c
+2 -3
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@@ -33,8 +33,7 @@ static int zero_ctr(struct dm_target *ti, unsigned int argc, char **argv)
/*
* Return zeros only on reads
*/
static int zero_map(struct dm_target *ti, struct bio *bio,
union map_info *map_context)
static int zero_map(struct dm_target *ti, struct bio *bio)
{
switch(bio_rw(bio)) {
case READ:
@@ -56,7 +55,7 @@ static int zero_map(struct dm_target *ti, struct bio *bio,
static struct target_type zero_target = {
.name = "zero",
.version = {1, 0, 0},
.version = {1, 1, 0},
.module = THIS_MODULE,
.ctr = zero_ctr,
.map = zero_map,