On Tue, 17 Feb 2015 15:57:44 -0800 Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote: > So if I'm understanding this correctly, hugepages never have PG_lru set > and so you are overloading that bit on hugepages to indicate that the > page is present on hstate->hugepage_activelist? And maybe we don't need to overload PG_lru at all? There's plenty of free space in the compound page's *(page + 1). -- 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>