From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail143.messagelabs.com (mail143.messagelabs.com [216.82.254.35]) by kanga.kvack.org (Postfix) with SMTP id 6BF0D6B00A7 for ; Mon, 8 Mar 2010 21:33:45 -0500 (EST) Received: by gyf2 with SMTP id 2so1003556gyf.14 for ; Mon, 08 Mar 2010 18:33:43 -0800 (PST) MIME-Version: 1.0 In-Reply-To: <20100309095830.7d4a744d.kamezawa.hiroyu@jp.fujitsu.com> References: <30859.1268056796@redhat.com> <20100309095830.7d4a744d.kamezawa.hiroyu@jp.fujitsu.com> From: Mike Frysinger Date: Mon, 8 Mar 2010 21:33:22 -0500 Message-ID: <8bd0f97a1003081833s2e8527d7pd1e0b427ae76020@mail.gmail.com> Subject: Re: [BUGFIX][PATCH] fix sync_mm_rss in nommu (Was Re: sync_mm_rss() issues Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Sender: owner-linux-mm@kvack.org To: KAMEZAWA Hiroyuki Cc: David Howells , torvalds@osdl.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org List-ID: On Mon, Mar 8, 2010 at 19:58, KAMEZAWA Hiroyuki wrote: > David-san, could you check this ? > =3D=3D > From: KAMEZAWA Hiroyuki > > Fix breakage in NOMMU build > > commit 34e55232e59f7b19050267a05ff1226e5cd122a5 added sync_mm_rss() > for syncing loosely accounted rss counters. It's for CONFIG_MMU but > sync_mm_rss is called even in NOMMU enviroment (kerne/exit.c, fs/exec.c). > Above commit doesn't handle it well. > > This patch changes > =C2=A0SPLIT_RSS_COUNTING depends on SPLIT_PTLOCKS && CONFIG_MMU > > And for avoid unnecessary function calls, sync_mm_rss changed to be inlin= ed > noop function in header file. fixes Blackfin systems ... Signed-off-by: Mike Frysinger -mike -- 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