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authorMark Brown <broonie@linaro.org>2014-02-14 12:15:57 +0000
committerMark Brown <broonie@linaro.org>2014-02-14 12:15:57 +0000
commit6a7fe00e1f5a2e77b777b6e3b90c924c95bfa866 (patch)
tree1446c710e4a76d79fe11b1fa01ccb508f0d12d67 /drivers/md/dm.c
parentccf1801b089f5575144c4346e4d7d3883a6c9163 (diff)
parent8415e604452966f981f20cb4d8a8a30e38a772dd (diff)
Merge branch 'linux-linaro-lsk' into linux-linaro-lsk-androidlinux-linaro-lsk-v3.10-androidlinux-linaro-lsk-android
Diffstat (limited to 'drivers/md/dm.c')
-rw-r--r--drivers/md/dm.c15
1 files changed, 5 insertions, 10 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 1c13071a81b..204a59fd872 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -184,8 +184,8 @@ struct mapped_device {
/* forced geometry settings */
struct hd_geometry geometry;
- /* sysfs handle */
- struct kobject kobj;
+ /* kobject and completion */
+ struct dm_kobject_holder kobj_holder;
/* zero-length flush that will be cloned and submitted to targets */
struct bio flush_bio;
@@ -1904,6 +1904,7 @@ static struct mapped_device *alloc_dev(int minor)
init_waitqueue_head(&md->wait);
INIT_WORK(&md->work, dm_wq_work);
init_waitqueue_head(&md->eventq);
+ init_completion(&md->kobj_holder.completion);
md->disk->major = _major;
md->disk->first_minor = minor;
@@ -2735,20 +2736,14 @@ struct gendisk *dm_disk(struct mapped_device *md)
struct kobject *dm_kobject(struct mapped_device *md)
{
- return &md->kobj;
+ return &md->kobj_holder.kobj;
}
-/*
- * struct mapped_device should not be exported outside of dm.c
- * so use this check to verify that kobj is part of md structure
- */
struct mapped_device *dm_get_from_kobject(struct kobject *kobj)
{
struct mapped_device *md;
- md = container_of(kobj, struct mapped_device, kobj);
- if (&md->kobj != kobj)
- return NULL;
+ md = container_of(kobj, struct mapped_device, kobj_holder.kobj);
if (test_bit(DMF_FREEING, &md->flags) ||
dm_deleting_md(md))