On Wed, Dec 14, 2011 at 04:49:22PM +0900, KAMEZAWA Hiroyuki wrote: > From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx> > > This patch is a clean up. No functional/logical changes. > > Because of commit ef6a3c6311, FUSE uses replace_page_cache() instead > of add_to_page_cache(). Then, mem_cgroup_cache_charge() is not > called against FUSE's pages from splice. > > So, Now, mem_cgroup_cache_charge() doesn't receive a page on LRU > unless it's not SwapCache. > For checking, WARN_ON_ONCE(PageLRU(page)) is added. > > Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx> I like this. Acked-by: Johannes Weiner <hannes@xxxxxxxxxxx> -- 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>