tree 4bd6b1a6d05ee74485a88ae814828d0befc04fc6
parent 79bd9814e5ec9a288d6599f53aeac0b548fdfe52
author Tejun Heo <tj@kernel.org> 1385162442 -0500
committer Tejun Heo <tj@kernel.org> 1385162442 -0500

memcg: cgroup_write_event_control() now knows @css is for memcg

@css for cgroup_write_event_control() is now always for memcg and the
target file should be a memcg file too.  Drop code which assumes @css
is dummy_css and the target file may belong to different subsystems.

Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Li Zefan <lizefan@huawei.com>
Acked-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>