Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756591Ab0DFPnZ (ORCPT ); Tue, 6 Apr 2010 11:43:25 -0400 Received: from mail-pw0-f46.google.com ([209.85.160.46]:61761 "EHLO mail-pw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753145Ab0DFPnU (ORCPT ); Tue, 6 Apr 2010 11:43:20 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=CO88mSko+kMT915mLHs/Baq1JN/TAA+CuOk3fxOwNdcOJcLSOtxnFXtOYagzq+GZCs HnztcV1VbwG6lwj6UR+gd/V7XK88KGifEy2soF+cmYs8L0SMnfwk/75GLAS7nrVFoH+u u8tXSVa1gYMrSAqKInEdfEDHKZghCTwdALV5A= MIME-Version: 1.0 In-Reply-To: <1270224168-14775-15-git-send-email-mel@csn.ul.ie> References: <1270224168-14775-1-git-send-email-mel@csn.ul.ie> <1270224168-14775-15-git-send-email-mel@csn.ul.ie> Date: Wed, 7 Apr 2010 00:37:50 +0900 Message-ID: Subject: Re: [PATCH 14/14] mm,migration: Allow the migration of PageSwapCache pages From: Minchan Kim To: Mel Gorman Cc: Andrew Morton , Andrea Arcangeli , Christoph Lameter , Adam Litke , Avi Kivity , David Rientjes , KAMEZAWA Hiroyuki , KOSAKI Motohiro , Rik van Riel , linux-kernel@vger.kernel.org, linux-mm@kvack.org Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 833 Lines: 20 On Sat, Apr 3, 2010 at 1:02 AM, Mel Gorman wrote: > PageAnon pages that are unmapped may or may not have an anon_vma so are > not currently migrated. However, a swap cache page can be migrated and > fits this description. This patch identifies page swap caches and allows > them to be migrated but ensures that no attempt to made to remap the pages > would would potentially try to access an already freed anon_vma. > > Signed-off-by: Mel Gorman Reviewed-by: Minchan Kim Thanks for your effort, Mel. -- Kind regards, Minchan Kim -- 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/