Hello, On Fri, May 06, 2011 at 11:01:21PM +0800, Figo.zhang wrote: > > split_free_page() the page is still free page, it is no need del from lru. This is in the buddy freelist, see the other list_add in page_alloc.c. It's not the lru as in release_pages. I see little chance that if this was wrong it could go unnoticed so long without major mm corruption reported. Removing it also should result in heavy mm corruption. Thanks, Andrea -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx 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>