From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757802Ab0IGP0b (ORCPT ); Tue, 7 Sep 2010 11:26:31 -0400 Received: from mail-pw0-f46.google.com ([209.85.160.46]:38053 "EHLO mail-pw0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757539Ab0IGP0Z (ORCPT ); Tue, 7 Sep 2010 11:26:25 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:in-reply-to:user-agent; b=F8gAbHG02QvFp1Au6sxHgbSxM6KzgMU0eNPlQV6fddLrJbyTawsya3yfzAhubk++gM fX8/23iva+WZqTL+3hp4LDKs2JvhPzZAl92euqSaRgvOvt7r3GyWmVVc39Y4W0temk9W ptxzCl821OXEN+C4bRFLc9S+z6JirIFt+OG0U= Date: Wed, 8 Sep 2010 00:26:14 +0900 From: Minchan Kim To: Mel Gorman Cc: linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, Linux Kernel List , Rik van Riel , Johannes Weiner , Wu Fengguang , Andrea Arcangeli , KAMEZAWA Hiroyuki , KOSAKI Motohiro , Dave Chinner , Chris Mason , Christoph Hellwig , Andrew Morton Subject: Re: [PATCH 04/10] vmscan: Synchronous lumpy reclaim should not call congestion_wait() Message-ID: <20100907152614.GC4620@barrios-desktop> References: <1283770053-18833-1-git-send-email-mel@csn.ul.ie> <1283770053-18833-5-git-send-email-mel@csn.ul.ie> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1283770053-18833-5-git-send-email-mel@csn.ul.ie> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 06, 2010 at 11:47:27AM +0100, Mel Gorman wrote: > From: KOSAKI Motohiro > > congestion_wait() mean "waiting queue congestion is cleared". However, > synchronous lumpy reclaim does not need this congestion_wait() as > shrink_page_list(PAGEOUT_IO_SYNC) uses wait_on_page_writeback() > and it provides the necessary waiting. > > Signed-off-by: KOSAKI Motohiro > Signed-off-by: Mel Gorman Reviewed-by: Minchan Kim -- Kind regards, Minchan Kim From mboxrd@z Thu Jan 1 00:00:00 1970 From: Minchan Kim Subject: Re: [PATCH 04/10] vmscan: Synchronous lumpy reclaim should not call congestion_wait() Date: Wed, 8 Sep 2010 00:26:14 +0900 Message-ID: <20100907152614.GC4620@barrios-desktop> References: <1283770053-18833-1-git-send-email-mel@csn.ul.ie> <1283770053-18833-5-git-send-email-mel@csn.ul.ie> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, Linux Kernel List , Rik van Riel , Johannes Weiner , Wu Fengguang , Andrea Arcangeli , KAMEZAWA Hiroyuki , KOSAKI Motohiro , Dave Chinner , Chris Mason , Christoph Hellwig , Andrew Morton To: Mel Gorman Return-path: Content-Disposition: inline In-Reply-To: <1283770053-18833-5-git-send-email-mel@csn.ul.ie> Sender: owner-linux-mm@kvack.org List-Id: linux-fsdevel.vger.kernel.org On Mon, Sep 06, 2010 at 11:47:27AM +0100, Mel Gorman wrote: > From: KOSAKI Motohiro > > congestion_wait() mean "waiting queue congestion is cleared". However, > synchronous lumpy reclaim does not need this congestion_wait() as > shrink_page_list(PAGEOUT_IO_SYNC) uses wait_on_page_writeback() > and it provides the necessary waiting. > > Signed-off-by: KOSAKI Motohiro > Signed-off-by: Mel Gorman Reviewed-by: Minchan Kim -- Kind regards, Minchan Kim -- 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