On Tue, 2012-12-11 at 04:19 +0100, Andi Kleen wrote: > On Mon, Dec 10, 2012 at 09:13:11PM -0600, Simon Jeons wrote: > > On Tue, 2012-12-11 at 04:01 +0100, Andi Kleen wrote: > > > > Oh, it will be putback to lru list during migration. So does your "some > > > > time" mean before call check_new_page? > > > > > > Yes until the next check_new_page() whenever that is. If the migration > > > works it will be earlier, otherwise later. > > > > But I can't figure out any page reclaim path check if the page is set > > PG_hwpoison, can poisoned pages be rclaimed? > > The only way to reclaim a page is to free and reallocate it. Then why there doesn't have check in reclaim path to avoid relcaim poisoned page? -Simon > > -Andi -- 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/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>