On Wed, Jul 08, 2015 at 02:27:46PM +0200, Michal Hocko wrote: > The only user is cgwb_bdi_init and that one depends on > CONFIG_CGROUP_WRITEBACK which in turn depends on CONFIG_MEMCG > so it doesn't make much sense to definte an empty stub for > !CONFIG_MEMCG. Moreover ERR_PTR(-EINVAL) is ugly and would lead > to runtime crashes if used in unguarded code paths. Better fail > during compilation. > > Signed-off-by: Michal Hocko <mhocko@xxxxxxxxxx> Reviewed-by: Vladimir Davydov <vdavydov@xxxxxxxxxxxxx> -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>