From mboxrd@z Thu Jan 1 00:00:00 1970 Message-Id: <20080719084213.588795788@jp.fujitsu.com> Date: Sat, 19 Jul 2008 17:42:13 +0900 From: kosaki.motohiro@jp.fujitsu.com Subject: [-mm][splitlru][PATCH 0/3] munlock rework Sender: owner-linux-mm@kvack.org Return-Path: To: linux-mm@kvack.org, akpm@linux-foundation.org List-ID: -- old munlock processing of unevictable-lru use pagewalk. because get_user_pages() can't grab PROT_NONE page. then, current -mm has two problem. - build error on nommu machine - runtime error on HIGHPTE machine. So, I hope rework below concept Old implementation - use pagewalk New implementation - use __get_user_pages() I tested this patch on IA64: >24H stress workload x86_64: ditto x86_32 with HIGHPTE: only half hour Li-san, Could you please try to this patch on your 32bit machine? -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org