From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E7B10443307 for ; Mon, 28 Sep 2026 09:14:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.95.11.211 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790586874; cv=none; b=Kov+FviJQKeNBn5WDWKSq3X5ciSqfLdQPXP+d5+owu7HGxTH0DyWujHZk/FjYrSYk3puoSOyEdTTtK64BAGuQFp7FtTZ5opbz8ZSEWoHW0ug0yIj4ZUFxxUgAA9Lkvp7EJwj9yQyRJ7VRFLy2haXtTwu3ZNsIVfcyG4ZSGvzcHM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790586874; c=relaxed/simple; bh=hApaCMmqd0ZdsgU3Fzkd4F/2G7vnzlI2W1/8dub5qBU=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=dqQDCojjrvOAFN0x7KEh0RlTaAjTrqf2X1u8R/4eYK52MgVoZPsWWj0d/luY6RijLvs9wSzNxd5epZ9+LkzRDAvqtWmRlVYdY/iFGdXVX38GoOROy7/DNBf7z05Gz+izwPkoius4FCcvV570M/LkIwVYd+aO97E/ZxZCknHZxr0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lst.de; spf=pass smtp.mailfrom=lst.de; arc=none smtp.client-ip=213.95.11.211 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=lst.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=lst.de 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> Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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) 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.