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 9442DC25B4F for ; Fri, 10 May 2024 09:28:52 +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=dtge0EEParxc8B5Y/YH/YUClJnR3IODSvA9IhKfb4+M=; b=YkDNpGnQpJoYFKDgBmA6G9jA0a mqEJo60TfnHGxf1w1i2k6lEUyX9OPYdFMcrbjQz6f9wnrmGOgYO133wrnqQU0WCpjFljPn0OsOKt6 u8h0NKiihU+nDaLDXwozNIP9hHQ5jNFyBJCDGPeQVeBo8jZDoGSFzNHWEvuSFxxQw2DFF9MlpFTHB 1V7l+PIk4HrAO08l5cmJ3L1n67OqFBn8Wee9KqTufswpKu+skwpOvxBbpf90qrXqHILQrY+HveiEB 8QZ9ZSIfiHgs0pVv6rcJ6Gz78XX8ciXBeY0nFLSojnDw10qqmwWlanYfacDx+g0d1SZZp1cttUVEm RHYCkWAg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1s5MYb-00000004hXg-1joG; Fri, 10 May 2024 09:28:49 +0000 Received: from sin.source.kernel.org ([145.40.73.55]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1s5MYX-00000004hW0-3dSK for linux-nvme@lists.infradead.org; Fri, 10 May 2024 09:28:47 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sin.source.kernel.org (Postfix) with ESMTP id 289F2CE1CF4; Fri, 10 May 2024 09:28:43 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D7D30C113CC; Fri, 10 May 2024 09:28:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1715333322; bh=oxjnBw0YNQFYA5GB81I1XJ33OzLdua4xr2AApp9Wiss=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=P51B6Dt/bsfnrvqsI3zczK2l8toNlYkKJm+ymZrDnfP/5zfTTVeAJP1bWS+KRvDPv BwMBAyWnRXmiG8MFxuBdcE0olUh2h+jFtlgi536ih7nxZgkREY49J6yuiFbFMZpjk9 ZwmUlo4Yy0Z/OgjuU5xeuYR2yiwsYvMT6eCacI+S2BcEdK4vGGjdMXC0Hi4rvh9sfF se6PKSPQDAndTxlk8PdLcurOktGrFCsqAx8O1iJUDk/Hky8+++vXDPIc+q37VEqeyM FxlNxqIoRX9UQ6A3fkjaHWCQ0UedVPkppTaKH591xNggb8qjSpztBBcnvjs0oQbOzm KXoWaeixRiZsg== Date: Fri, 10 May 2024 11:28:36 +0200 From: Niklas Cassel To: Damien Le Moal Cc: John Meneghini , tj@kernel.org, josef@toxicpanda.com, axboe@kernel.dk, kbusch@kernel.org, hch@lst.de, sagi@grimberg.me, emilne@redhat.com, hare@kernel.org, linux-block@vger.kernel.org, cgroups@vger.kernel.org, linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org, jrani@purestorage.com, randyj@purestorage.com, aviv.coro@ibm.com Subject: Re: [PATCH v3 1/3] block: track per-node I/O latency Message-ID: References: <20240403141756.88233-1-hare@kernel.org> <20240509204324.832846-2-jmeneghi@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240510_022846_179928_30B03251 X-CRM114-Status: GOOD ( 10.77 ) 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 Fri, May 10, 2024 at 04:11:10PM +0900, Damien Le Moal wrote: > On 5/10/24 05:43, John Meneghini wrote: > > From: Hannes Reinecke > > > > Add a new option 'BLK_NODE_LATENCY' to track per-node I/O latency. > > This can be used by I/O schedulers to determine the 'best' queue > > to send I/O to. > > > > Signed-off-by: Hannes Reinecke > > > > Cleaned up checkpatch warnings and updated MAINTAINERS. > > This note should be before Hannes SoB. E.g: > > [John] Fixed checkpatch warnings and updated MAINTAINERS. Not before, it shoud be after Hannes SoB. (Between Hannes' Signed-off-by and John's Signed-off-by) See this example: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a37e12bcab22efa05802f87baa0692365ae0ab4d Kind regards, Niklas