On Wed, Aug 24, 2016 at 10:22:43AM +0200, Arnd Bergmann wrote: > A bugfix in v4.8-rc2 introduced a harmless warning when CONFIG_MEMCG_SWAP > is disabled but CONFIG_MEMCG is enabled: > > mm/memcontrol.c:4085:27: error: 'mem_cgroup_id_get_online' defined but not used [-Werror=unused-function] > static struct mem_cgroup *mem_cgroup_id_get_online(struct mem_cgroup *memcg) > > This adds an extra #ifdef that matches the one around the caller to > avoid the warning. > > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx> > Fixes: 1f47b61fb407 ("mm: memcontrol: fix swap counter leak on swapout from offline cgroup") Acked-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>