On Mon, Oct 20, 2014 at 08:53:06PM +0200, Michal Hocko wrote: > On Mon 20-10-14 19:11:29, Vladimir Davydov wrote: > > The activate_kmem_mutex is used to serialize memcg.kmem.limit updates, > > but we already serialize them with memcg_limit_mutex so let's remove the > > former. > > > > Signed-off-by: Vladimir Davydov <vdavy...@parallels.com> > > Is this the case since bd67314586a3 (memcg, slab: simplify > synchronization scheme)?
No, it's since Johannes' lockless page counters patch where we have the memcg_limit_mutex introduced to synchronize concurrent limit updates (mm commit dc1815408849 "mm: memcontrol: lockless page counters"). Thanks, Vladimir > Anyway Looks good to me. > Acked-by: Michal Hocko <mho...@suse.cz> -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
