From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753417AbbFIDCE (ORCPT ); Mon, 8 Jun 2015 23:02:04 -0400 Received: from mail-pa0-f49.google.com ([209.85.220.49]:33893 "EHLO mail-pa0-f49.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752888AbbFIDBz (ORCPT ); Mon, 8 Jun 2015 23:01:55 -0400 Date: Tue, 9 Jun 2015 12:01:47 +0900 From: Tejun Heo To: Vivek Goyal Cc: Jeff Moyer , axboe@kernel.dk, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, avanzini.arianna@gmail.com Subject: Re: [PATCH 5/8] cfq-iosched: remove @gfp_mask from cfq_find_alloc_queue() Message-ID: <20150609030147.GK21465@mtj.duckdns.org> References: <1433753973-23684-1-git-send-email-tj@kernel.org> <1433753973-23684-6-git-send-email-tj@kernel.org> <20150608211930.GA20918@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150608211930.GA20918@redhat.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jun 08, 2015 at 05:19:30PM -0400, Vivek Goyal wrote: > Whatever we end up using, may be it is a good idea to use same policy > for block group allocation too. Right now we use GFP_ATOMIC for blkcg > allocation. > > So this will be equivalent of that when memory is low, we don't provide > service differentiation. Yeap, I'll add a patch to convert all optional allocations to GFP_NOWAIT. Thanks. -- tejun