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 16A62C9832F for ; Mon, 28 Sep 2026 09:14:41 +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=hApaCMmqd0ZdsgU3Fzkd4F/2G7vnzlI2W1/8dub5qBU=; b=d1tjFqqFhmsLsMywODbEvNPsBV v4ydrhnWil/ViZabAReSamDuvEBTkARecRu+rR9ueD4ez+mDrhBXxx/NaEeoux/sAEQoFoLyeURRL +u/mTRo0/Mu5bZTkR8aPLwvvnjqtsk6OWr5nalalNUqMvd32hY1rX0zcoRd0Lz+Tm0XSg7C83gZL7 r6QlfCs56aiv/pTfWe7NIJidkRbpYXKA9yrIAK9bc10m9J2ULxqxcK+KLOvSgenWqMBlGm9rD9Pzs 3ddgk76+UlXF0C3QmhOq0JmfIpsrgrn7cdD0Aw2WmifIvfsLntV9W1N9nLtUP0Cxaf0R66mEsOKCc VE1wOCxg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1xB7RU-00000000CCs-49FN; Mon, 28 Sep 2026 09:14:36 +0000 Received: from verein.lst.de ([213.95.11.211]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1xB7RR-00000000CC6-3DHX for linux-nvme@lists.infradead.org; Mon, 28 Sep 2026 09:14:35 +0000 Received: by verein.lst.de (Postfix, from userid 2407) id 3000168BEB; Mon, 28 Sep 2026 11:14:28 +0200 (CEST) Date: Mon, 28 Sep 2026 11:14:28 +0200 From: Christoph Hellwig To: John Garry Cc: John Garry , axboe@kernel.dk, kbusch@kernel.org, sagi@grimberg.me, hch@lst.de, linux-block@vger.kernel.org, linux-nvme@lists.infradead.org Subject: Re: [PATCH v4 0/4] fix NVMe multipath partition diskstats Message-ID: <20260928091428.GA29876@lst.de> References: <20260921083752.1154316-1-john.garry@linux.dev> <5fe0a938-aaf4-46cb-8fba-3524586ac5b4@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5fe0a938-aaf4-46cb-8fba-3524586ac5b4@oracle.com> User-Agent: Mutt/1.5.17 (2007-11-01) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260928_021433_952729_B1298C21 X-CRM114-Status: GOOD ( 12.38 ) 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, Sep 28, 2026 at 08:30:10AM +0100, John Garry wrote: > On 21/09/2026 09:37, John Garry wrote: > > A reminder on this one ... or are we just going to leave this broken? I find the amount of overhead and relatively invasive code very offputting, and I still don't understand why we now have a strong urge to address this after 10 years.