Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261737AbVB1UzX (ORCPT ); Mon, 28 Feb 2005 15:55:23 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261738AbVB1UzW (ORCPT ); Mon, 28 Feb 2005 15:55:22 -0500 Received: from bay-bridge.veritas.com ([143.127.3.10]:52789 "EHLO MTVMIME03.enterprise.veritas.com") by vger.kernel.org with ESMTP id S261737AbVB1UzL (ORCPT ); Mon, 28 Feb 2005 15:55:11 -0500 Date: Mon, 28 Feb 2005 20:53:41 +0000 (GMT) From: Hugh Dickins X-X-Sender: hugh@goblin.wat.veritas.com To: Chris Wright cc: Darren Hart , akpm@osdl.org, andrea@suse.de, linux-kernel@vger.kernel.org Subject: Re: [PATCH] allow vma merging with mlock et. al. In-Reply-To: <20050228203307.GL15867@shell0.pdx.osdl.net> Message-ID: References: <421E74B5.3040701@us.ibm.com> <20050225171122.GE28536@shell0.pdx.osdl.net> <20050225220543.GC15867@shell0.pdx.osdl.net> <20050228203307.GL15867@shell0.pdx.osdl.net> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 729 Lines: 16 On Mon, 28 Feb 2005, Chris Wright wrote: > > Successive mlock/munlock calls can leave fragmented vmas because they can > be split but not merged. Give mlock et. al. full vma merging support. > While we're at it, move *pprev assignment above first split_vma in > mprotect_fixup to keep it in step with mlock_fixup (which for mlockall > ignores errors yet still needs a valid prev pointer). > > Signed-off-by: Chris Wright Acked-by: Hugh Dickins - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/