On Wed 28-03-12 23:09:34, Aneesh Kumar K.V wrote: > Michal Hocko <mhocko@xxxxxxx> writes: > > > On Fri 16-03-12 23:09:25, Aneesh Kumar K.V wrote: > >> From: "Aneesh Kumar K.V" <aneesh.kumar@xxxxxxxxxxxxxxxxxx> > >> > >> This adds necessary charge/uncharge calls in the HugeTLB code > > > > This begs for more description... > > Other than that it looks correct. > > > > Updated as below > > hugetlb: add charge/uncharge calls for HugeTLB alloc/free > > This adds necessary charge/uncharge calls in the HugeTLB code. We do > memcg charge in page alloc and uncharge in compound page destructor. > We also need to ignore HugeTLB pages in __mem_cgroup_uncharge_common > because that get called from delete_from_page_cache and from mem_cgroup_end_migration used during soft_offline_page. Btw., while looking at mem_cgroup_end_migration, I have noticed that you need to take care of mem_cgroup_prepare_migration as well otherwise the page would get charged as a normal (shmem) page. > > -aneesh > > -- > To unsubscribe from this list: send the line "unsubscribe cgroups" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Michal Hocko SUSE Labs SUSE LINUX s.r.o. Lihovarska 1060/12 190 00 Praha 9 Czech Republic -- 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/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href=mailto:"dont@xxxxxxxxx"> email@xxxxxxxxx </a>