Tejun Heo 9b0eb69b75 cgroup, blkcg: Prepare some symbols for module and !CONFIG_CGROUP usages ...

btrfs is going to use css_put() and wbc helpers to improve cgroup
writeback support.  Add dummy css_get() definition and export wbc
helpers to prepare for module and !CONFIG_CGROUP builds.

Reported-by: kbuild test robot <lkp@intel.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Tejun Heo <tj@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

2019-07-10 09:00:57 -06:00

72 KiB

Raw Blame History

View Raw