On Fri, 9 Mar 2012 13:37:32 -0800 (PST) Hugh Dickins <hughd@xxxxxxxxxx> wrote: > Respectfully revert commit e6ca7b89dc76 "memcg: fix mapcount check > in move charge code for anonymous page" for the 3.3 release, so that > it behaves exactly like releases 2.6.35 through 3.2 in this respect. > > Horiguchi-san's commit is correct in itself, 1 makes much more sense > than 2 in that check; but it does not go far enough - swapcount > should be considered too - if we really want such a check at all. > > We appear to have reached agreement now, and expect that 3.4 will > remove the mapcount check, but had better not make 3.3 different. > > Signed-off-by: Hugh Dickins <hughd@xxxxxxxxxx> Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx> -- 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>