From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg0-f72.google.com (mail-pg0-f72.google.com [74.125.83.72]) by kanga.kvack.org (Postfix) with ESMTP id 3F8AE6B0253 for ; Wed, 25 Jan 2017 20:38:16 -0500 (EST) Received: by mail-pg0-f72.google.com with SMTP id 194so291666028pgd.7 for ; Wed, 25 Jan 2017 17:38:16 -0800 (PST) Received: from lgeamrelo12.lge.com (LGEAMRELO12.lge.com. [156.147.23.52]) by mx.google.com with ESMTP id 140si11252321pgg.95.2017.01.25.17.38.14 for ; Wed, 25 Jan 2017 17:38:15 -0800 (PST) Date: Thu, 26 Jan 2017 10:38:06 +0900 From: Minchan Kim Subject: Re: [PATCH 3/5] mm: vmscan: remove old flusher wakeup from direct reclaim path Message-ID: <20170126013806.GC21211@bbox> References: <20170123181641.23938-1-hannes@cmpxchg.org> <20170123181641.23938-4-hannes@cmpxchg.org> MIME-Version: 1.0 In-Reply-To: <20170123181641.23938-4-hannes@cmpxchg.org> Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline 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 01:16:39PM -0500, Johannes Weiner wrote: > Direct reclaim has been replaced by kswapd reclaim in pretty much all > common memory pressure situations, so this code most likely doesn't > accomplish the described effect anymore. The previous patch wakes up > flushers for all reclaimers when we encounter dirty pages at the tail > end of the LRU. Remove the crufty old direct reclaim invocation. > > 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