From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id ADFF1C433E0 for ; Wed, 24 Jun 2020 04:38:21 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 65EAC2084D for ; Wed, 24 Jun 2020 04:38:21 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 65EAC2084D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=fromorbit.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id D02096B0003; Wed, 24 Jun 2020 00:38:20 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id C8B3C6B0007; Wed, 24 Jun 2020 00:38:20 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B7A916B0008; Wed, 24 Jun 2020 00:38:20 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0152.hostedemail.com [216.40.44.152]) by kanga.kvack.org (Postfix) with ESMTP id 9F65D6B0003 for ; Wed, 24 Jun 2020 00:38:20 -0400 (EDT) Received: from smtpin20.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 1DB872C7C for ; Wed, 24 Jun 2020 04:38:20 +0000 (UTC) X-FDA: 76962848760.20.art19_2601e0f26e41 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin20.hostedemail.com (Postfix) with ESMTP id F0357180C07AF for ; Wed, 24 Jun 2020 04:38:19 +0000 (UTC) X-HE-Tag: art19_2601e0f26e41 X-Filterd-Recvd-Size: 2300 Received: from mail106.syd.optusnet.com.au (mail106.syd.optusnet.com.au [211.29.132.42]) by imf32.hostedemail.com (Postfix) with ESMTP for ; Wed, 24 Jun 2020 04:38:19 +0000 (UTC) Received: from dread.disaster.area (pa49-180-124-177.pa.nsw.optusnet.com.au [49.180.124.177]) by mail106.syd.optusnet.com.au (Postfix) with ESMTPS id AAF3E5AAC64; Wed, 24 Jun 2020 14:38:15 +1000 (AEST) Received: from dave by dread.disaster.area with local (Exim 4.92.3) (envelope-from ) id 1jnxAs-0002xD-OJ; Wed, 24 Jun 2020 14:38:14 +1000 Date: Wed, 24 Jun 2020 14:38:14 +1000 From: Dave Chinner To: Jens Axboe Cc: io-uring@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, akpm@linux-foundation.org, Jens Axboe , Johannes Weiner Subject: Re: [PATCH 05/15] mm: allow read-ahead with IOCB_NOWAIT set Message-ID: <20200624043814.GC5369@dread.disaster.area> References: <20200618144355.17324-1-axboe@kernel.dk> <20200618144355.17324-6-axboe@kernel.dk> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200618144355.17324-6-axboe@kernel.dk> User-Agent: Mutt/1.10.1 (2018-07-13) X-Optus-CM-Score: 0 X-Optus-CM-Analysis: v=2.3 cv=W5xGqiek c=1 sm=1 tr=0 a=k3aV/LVJup6ZGWgigO6cSA==:117 a=k3aV/LVJup6ZGWgigO6cSA==:17 a=kj9zAlcOel0A:10 a=nTHF0DUjJn0A:10 a=ufHFDILaAAAA:8 a=VwQbUJbxAAAA:8 a=7-415B0cAAAA:8 a=WCjB2_pVjg0caHknj34A:9 a=CjuIK1q_8ugA:10 a=3K7KkRBBR4UA:10 a=ZmIg1sZ3JBWsdXgziEIF:22 a=AjGcO6oz07-iQ99wixmX:22 a=biEYGPWJfzWAr4FL6Ov7:22 X-Rspamd-Queue-Id: F0357180C07AF X-Spamd-Result: default: False [0.00 / 100.00] X-Rspamd-Server: rspam03 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000001, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Thu, Jun 18, 2020 at 08:43:45AM -0600, Jens Axboe wrote: > The read-ahead shouldn't block, so allow it to be done even if > IOCB_NOWAIT is set in the kiocb. > > Acked-by: Johannes Weiner > Signed-off-by: Jens Axboe BTW, Jens, in case nobody had mentioned it, the Reply-To field for the patches in this patchset is screwed up: | Reply-To: Add@vger.kernel.org, support@vger.kernel.org, for@vger.kernel.org, | async@vger.kernel.org, buffered@vger.kernel.org, | reads@vger.kernel.org Cheers, Dave. -- Dave Chinner david@fromorbit.com