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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4B47EC433F5 for ; Mon, 22 Nov 2021 12:57:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=85ogDHtj26QaBPP5DyHbb7WABYmcBXxvQ9ryBAXXtaY=; b=vYZ0k6F8enjSI8qoLfllkjpgBf I0e/VYfzryQkOPpGS33QZR8gyabOvhLhVgVk/c6rRIw2gfvCKs9fjctsZEV3P66oVlaj7FOx6UH3T FmDvye9hYGsraKWMWmQumLPNrfBSO3kzq84gbDDIXVNDD08zZKokU3qehgZqeU++3EiGg2UTwfxev 0Gwp6cC+LYwKOXXQOuM3bdGJ+Mfct7hB6jqQ/oD+LMO7ieptGpq/RbanjD5ee+O81LoXmzdaDnjxU zyQVerOR/QsfFEepEmcmn1vDRcvP+GRVJzqhIHeFhcfUrXrc/xvPkEfTlEkTGPog5hQDZPBBYvjbP le69eoWg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1mp8sl-00GWbh-0I; Mon, 22 Nov 2021 12:57:15 +0000 Received: from verein.lst.de ([213.95.11.211]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1mp8my-00GTpd-QD for linux-nvme@lists.infradead.org; Mon, 22 Nov 2021 12:51:18 +0000 Received: by verein.lst.de (Postfix, from userid 2407) id 756D368AFE; Mon, 22 Nov 2021 13:51:09 +0100 (CET) Date: Mon, 22 Nov 2021 13:51:09 +0100 From: Christoph Hellwig To: Sagi Grimberg Cc: Maurizio Lombardi , kch@nvidia.com, linux-nvme@lists.infradead.org, hch@lst.de Subject: Re: [PATCH] nvmet: use IOCB_NOWAIT only if the filesystem supports it. Message-ID: <20211122125109.GA32499@lst.de> References: <20211122100827.290117-1-mlombard@redhat.com> <38d3f20d-36e3-c813-e00e-92e1bfb3e27c@grimberg.me> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <38d3f20d-36e3-c813-e00e-92e1bfb3e27c@grimberg.me> User-Agent: Mutt/1.5.17 (2007-11-01) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20211122_045117_037457_DD1AC41F X-CRM114-Status: GOOD ( 12.37 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org On Mon, Nov 22, 2021 at 12:21:46PM +0200, Sagi Grimberg wrote: > I'd suggest to fix the alignment if we are touching this. > if (likely(!req->f.mpool_alloc) && > req->ns->file->f_mode & FMODE_NOWAIT && > nvmet_file_execute_io(req, IOCB_NOWAIT)) I had the same though and wil fix this up when applying the patch.