diff options
| author | Tejun Heo <tj@kernel.org> | 2012-03-19 15:10:59 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2012-03-20 12:47:48 +0100 |
| commit | 2b566fa55b9a94b53217c2818e6c5e5756eeb1a1 (patch) | |
| tree | d2186ebd18062172a7b0c83e31ca834f44ecdcc0 /block/blk-cgroup.c | |
| parent | 598971bfbdfdc8701337dc1636c7919c44699914 (diff) | |
block: remove ioc_*_changed()
After the previous patch to cfq, there's no ioc_get_changed() user
left. This patch yanks out ioc_{ioprio|cgroup|get}_changed() and all
related stuff.
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Vivek Goyal <vgoyal@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk-cgroup.c')
| -rw-r--r-- | block/blk-cgroup.c | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c index 30e07308db2..a74019b6731 100644 --- a/block/blk-cgroup.c +++ b/block/blk-cgroup.c @@ -47,8 +47,6 @@ static struct cgroup_subsys_state *blkiocg_create(struct cgroup_subsys *, struct cgroup *); static int blkiocg_can_attach(struct cgroup_subsys *, struct cgroup *, struct cgroup_taskset *); -static void blkiocg_attach(struct cgroup_subsys *, struct cgroup *, - struct cgroup_taskset *); static int blkiocg_pre_destroy(struct cgroup_subsys *, struct cgroup *); static void blkiocg_destroy(struct cgroup_subsys *, struct cgroup *); static int blkiocg_populate(struct cgroup_subsys *, struct cgroup *); @@ -63,7 +61,6 @@ struct cgroup_subsys blkio_subsys = { .name = "blkio", .create = blkiocg_create, .can_attach = blkiocg_can_attach, - .attach = blkiocg_attach, .pre_destroy = blkiocg_pre_destroy, .destroy = blkiocg_destroy, .populate = blkiocg_populate, @@ -1729,22 +1726,6 @@ static int blkiocg_can_attach(struct cgroup_subsys *ss, struct cgroup *cgrp, return ret; } -static void blkiocg_attach(struct cgroup_subsys *ss, struct cgroup *cgrp, - struct cgroup_taskset *tset) -{ - struct task_struct *task; - struct io_context *ioc; - - cgroup_taskset_for_each(task, cgrp, tset) { - /* we don't lose anything even if ioc allocation fails */ - ioc = get_task_io_context(task, GFP_ATOMIC, NUMA_NO_NODE); - if (ioc) { - ioc_cgroup_changed(ioc); - put_io_context(ioc); - } - } -} - static void blkcg_bypass_start(void) __acquires(&all_q_mutex) { |