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blkcg: inline bio_blkcg() and friends

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Make bio_blkcg() and friends inline.  They all are very simple and
used only in few places.

This patch is to prepare for further updates to request allocation
path.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Tejun Heo
2012-06-04 20:40:57 -07:00
committed by Jens Axboe
parent 7f4b35d155
commit b1208b56f3
2 changed files with 22 additions and 25 deletions
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block/blk-cgroup.c
-21
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@@ -31,27 +31,6 @@ EXPORT_SYMBOL_GPL(blkcg_root);
static struct blkcg_policy *blkcg_policy[BLKCG_MAX_POLS];
struct blkcg *cgroup_to_blkcg(struct cgroup *cgroup)
{
return container_of(cgroup_subsys_state(cgroup, blkio_subsys_id),
struct blkcg, css);
}
EXPORT_SYMBOL_GPL(cgroup_to_blkcg);
static struct blkcg *task_blkcg(struct task_struct *tsk)
{
return container_of(task_subsys_state(tsk, blkio_subsys_id),
struct blkcg, css);
}
struct blkcg *bio_blkcg(struct bio *bio)
{
if (bio && bio->bi_css)
return container_of(bio->bi_css, struct blkcg, css);
return task_blkcg(current);
}
EXPORT_SYMBOL_GPL(bio_blkcg);
static bool blkcg_policy_enabled(struct request_queue *q,
const struct blkcg_policy *pol)
{