On Tue 01-10-19 09:36:24, Nick Desaulniers wrote: > On Tue, Oct 1, 2019 at 7:22 AM Arnd Bergmann <[email protected]> wrote: > > > > Removing the mem_cgroup_id_get() stub function introduced a new warning > > of the same kind when CONFIG_MMU is disabled: > > > > mm/memcontrol.c:4929:13: error: unused function 'mem_cgroup_id_get_many' > > [-Werror,-Wunused-function] > > > > Address this using a __maybe_unused annotation. > > > > Note: alternatively, this could be moved into an #ifdef block. Marking it > > Hi Arnd, > Thank you for the patch! I would prefer to move the definition to the > correct set of #ifdef guards rather than __maybe_unused. Maybe move > the definition of mem_cgroup_id_get_many() to just before > __mem_cgroup_clear_mc()? I find __maybe_unused to be a code smell.
Agreed! -- Michal Hocko SUSE Labs
