X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=block%2Fblk-cgroup.c;h=471fdcc5df85e3135dfefac29aa81a889d0ed567;hp=f0605ab2a76119dd94bccd5809ad881443c25fd7;hb=13588209aa90d9c8e502750fc86160314555612f;hpb=26cf445721763d61b08ce394f8bdbd4c5610b563

diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index f0605ab2a761..471fdcc5df85 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -114,6 +114,13 @@ struct blkio_cgroup *cgroup_to_blkio_cgroup(struct cgroup *cgroup)
 }
 EXPORT_SYMBOL_GPL(cgroup_to_blkio_cgroup);
 
+struct blkio_cgroup *task_blkio_cgroup(struct task_struct *tsk)
+{
+	return container_of(task_subsys_state(tsk, blkio_subsys_id),
+			    struct blkio_cgroup, css);
+}
+EXPORT_SYMBOL_GPL(task_blkio_cgroup);
+
 static inline void
 blkio_update_group_weight(struct blkio_group *blkg, unsigned int weight)
 {