From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg0-f71.google.com (mail-pg0-f71.google.com [74.125.83.71]) by kanga.kvack.org (Postfix) with ESMTP id B17446B0033 for ; Wed, 25 Jan 2017 20:35:40 -0500 (EST) Received: by mail-pg0-f71.google.com with SMTP id 204so291977375pge.5 for ; Wed, 25 Jan 2017 17:35:40 -0800 (PST) Received: from lgeamrelo13.lge.com (LGEAMRELO13.lge.com. [156.147.23.53]) by mx.google.com with ESMTP id q13si3247498plk.173.2017.01.25.17.35.39 for ; Wed, 25 Jan 2017 17:35:39 -0800 (PST) Date: Thu, 26 Jan 2017 10:35:37 +0900 From: Minchan Kim Subject: Re: [PATCH 2/5] mm: vmscan: kick flushers when we encounter dirty pages on the LRU Message-ID: <20170126013537.GB21211@bbox> References: <20170123181641.23938-1-hannes@cmpxchg.org> <20170123181641.23938-3-hannes@cmpxchg.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170123181641.23938-3-hannes@cmpxchg.org> Sender: owner-linux-mm@kvack.org List-ID: To: Johannes Weiner Cc: Andrew Morton , Mel Gorman , linux-mm@kvack.org, linux-kernel@vger.kernel.org, kernel-team@fb.com On Mon, Jan 23, 2017 at 01:16:38PM -0500, Johannes Weiner wrote: > Memory pressure can put dirty pages at the end of the LRU without > anybody running into dirty limits. Don't start writing individual > pages from kswapd while the flushers might be asleep. > > Signed-off-by: Johannes Weiner Acked-by: 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 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752434AbdAZBfm (ORCPT ); Wed, 25 Jan 2017 20:35:42 -0500 Received: from LGEAMRELO13.lge.com ([156.147.23.53]:43749 "EHLO lgeamrelo13.lge.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752048AbdAZBfl (ORCPT ); Wed, 25 Jan 2017 20:35:41 -0500 X-Original-SENDERIP: 156.147.1.126 X-Original-MAILFROM: minchan@kernel.org X-Original-SENDERIP: 10.177.223.161 X-Original-MAILFROM: minchan@kernel.org Date: Thu, 26 Jan 2017 10:35:37 +0900 From: Minchan Kim To: Johannes Weiner Cc: Andrew Morton , Mel Gorman , linux-mm@kvack.org, linux-kernel@vger.kernel.org, kernel-team@fb.com Subject: Re: [PATCH 2/5] mm: vmscan: kick flushers when we encounter dirty pages on the LRU Message-ID: <20170126013537.GB21211@bbox> References: <20170123181641.23938-1-hannes@cmpxchg.org> <20170123181641.23938-3-hannes@cmpxchg.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20170123181641.23938-3-hannes@cmpxchg.org> User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jan 23, 2017 at 01:16:38PM -0500, Johannes Weiner wrote: > Memory pressure can put dirty pages at the end of the LRU without > anybody running into dirty limits. Don't start writing individual > pages from kswapd while the flushers might be asleep. > > Signed-off-by: Johannes Weiner Acked-by: Minchan Kim