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| author | Tejun Heo <tj@kernel.org> | 2015-05-23 00:13:20 +0300 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2015-06-02 17:33:33 +0300 |
| commit | 56161634e4824380a67243a4cf3fa52eb1e5d836 (patch) | |
| tree | f270436ae91d6a472efc425c256f487460e9b108 /block/blk-cgroup.c | |
| parent | ec13b1d6f0a0457312e615335ce8ceb07da50a11 (diff) | |
| download | linux-56161634e4824380a67243a4cf3fa52eb1e5d836.tar.xz | |
memcg: add mem_cgroup_root_css
Add global mem_cgroup_root_css which points to the root memcg css.
This will be used by cgroup writeback support. If memcg is disabled,
it's defined as ERR_PTR(-EINVAL).
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Johannes Weiner <hannes@cmpxchg.org>
aCc: Michal Hocko <mhocko@suse.cz>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block/blk-cgroup.c')
0 files changed, 0 insertions, 0 deletions