From: Jonathan Brassow <jbrassow@redhat.com>
Date: Fri, 19 Oct 2007 21:47:58 +0000 (+0100)
Subject: dm raid1: add mirror_set to struct mirror
X-Git-Tag: v2.6.24-rc1~130^2~5
X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=commitdiff_plain;h=aa5617c55357d86c9082ba1d66fa9795370c9954;p=linux-2.6-omap-h63xx.git

dm raid1: add mirror_set to struct mirror

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>
---

diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index 8aafbb7ec57..31123d4a6b9 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -114,6 +114,7 @@ struct region {
  * Mirror set structures.
  *---------------------------------------------------------------*/
 struct mirror {
+	struct mirror_set *ms;
 	atomic_t error_count;
 	struct dm_dev *dev;
 	sector_t offset;
@@ -1017,6 +1018,7 @@ static int get_mirror(struct mirror_set *ms, struct dm_target *ti,
 		return -ENXIO;
 	}
 
+	ms->mirror[mirror].ms = ms;
 	ms->mirror[mirror].offset = offset;
 
 	return 0;