From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Sun, 04 May 2008 21:55:57 +0900 From: KOSAKI Motohiro Subject: [-mm][PATCH 1/5] fix overflow problem of do_try_to_free_page() In-Reply-To: <20080504201343.8F52.KOSAKI.MOTOHIRO@jp.fujitsu.com> References: <20080504201343.8F52.KOSAKI.MOTOHIRO@jp.fujitsu.com> Message-Id: <20080504215331.8F55.KOSAKI.MOTOHIRO@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: LKML , linux-mm , Andrew Morton , Nishanth Aravamudan Cc: kosaki.motohiro@jp.fujitsu.com List-ID: this patch is not part of reclaim throttle series. it is merely hotfixs. --------------------------------------- "Smarter retry of costly-order allocations" patch series change behaver of do_try_to_free_pages(). but unfortunately ret variable type unchanged. thus, overflow problem is possible. Signed-off-by: KOSAKI Motohiro CC: Nishanth Aravamudan --- mm/vmscan.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: b/mm/vmscan.c =================================================================== --- a/mm/vmscan.c 2008-05-03 00:02:52.000000000 +0900 +++ b/mm/vmscan.c 2008-05-03 00:05:08.000000000 +0900 @@ -1317,7 +1317,7 @@ static unsigned long do_try_to_free_page struct scan_control *sc) { int priority; - int ret = 0; + unsigned long ret = 0; unsigned long total_scanned = 0; unsigned long nr_reclaimed = 0; struct reclaim_state *reclaim_state = current->reclaim_state; -- 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