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dm raid1: add mirror_set to struct mirror

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Store a pointer to the owning mirror_set structure within each mirror
structure for a subsequent patch to use.

Signed-off-by: Jonathan Brassow <jbrassow@redhat.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Jonathan Brassow 2007-10-19 22:47:58 +01:00 committed by Alasdair G Kergon
parent 6b3df0d7a5
commit aa5617c553
1 changed files with 2 additions and 0 deletions
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2
drivers/md/dm-raid1.c
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@ -114,6 +114,7 @@ struct region {
* Mirror set structures. * Mirror set structures.
*---------------------------------------------------------------*/ *---------------------------------------------------------------*/
struct mirror { struct mirror {
struct mirror_set *ms;
atomic_t error_count; atomic_t error_count;
struct dm_dev *dev; struct dm_dev *dev;
sector_t offset; sector_t offset;
@ -1017,6 +1018,7 @@ static int get_mirror(struct mirror_set *ms, struct dm_target *ti,
return -ENXIO; return -ENXIO;
} }
ms->mirror[mirror].ms = ms;
ms->mirror[mirror].offset = offset; ms->mirror[mirror].offset = offset;
return 0; return 0;