On Sat, 17 Nov 2007 21:42:06 +0530 Balbir Singh <balbir@xxxxxxxxxxxxxxxxxx> wrote: > KAMEZAWA Hiroyuki wrote: > > Define function for calculating mapped_ratio in memory cgroup. > > > > Could you explain what the ratio is used for? Is it for reclaim > later? > Yes, for later. > > + /* usage is recorded in bytes */ > > + total = mem->res.usage >> PAGE_SHIFT; > > + rss = mem_cgroup_read_stat(&mem->stat, MEM_CGROUP_STAT_RSS); > > + return (rss * 100) / total; > > Never tried 64 bit division on a 32 bit system. I hope we don't > have to resort to do_div() sort of functionality. > Hmm, maybe it's better to make these numebrs be just "long". I'll try to change per-cpu-counter implementation. Thanks, -Kame _______________________________________________ Containers mailing list Containers@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linux-foundation.org/mailman/listinfo/containers