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[23.128.96.18]) by mx.google.com with ESMTP id p17si1668165ejw.216.2020.08.20.10.11.09; Thu, 20 Aug 2020 10:11:33 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20161025 header.b=bo+7UCzu; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730471AbgHTRJt (ORCPT + 99 others); Thu, 20 Aug 2020 13:09:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43044 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730407AbgHTRHA (ORCPT ); Thu, 20 Aug 2020 13:07:00 -0400 Received: from mail-lj1-x244.google.com (mail-lj1-x244.google.com [IPv6:2a00:1450:4864:20::244]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7B42AC061385 for ; Thu, 20 Aug 2020 10:06:57 -0700 (PDT) Received: by mail-lj1-x244.google.com with SMTP id i10so2927587ljn.2 for ; Thu, 20 Aug 2020 10:06:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=j6WgqePZAKFwWv7oibyf66OC3S+SA0EwtLkT0KHMn7s=; b=bo+7UCzu3XtlLDsIdFcX5T2SOSSTsIkuEKVjv+td78vJUz4Qxj8E6pMzu0KujU0A8E wEY9X0HcNUH4MKDpEJcRCVekv731AB5t41ds1k6HDNgEAnDfiMuAYEd0JBMBCKkPIAls 1ofwEbhEVneHVJ6n0purqzcbgSFawo2aR5Qj0bawUT6gizMqMxUdTu5Dax0QynHmnjhd hdB/1ctAxAaeD4O9/Pq7Bw19oxiBt6p7riIhI2gRNppDgxaBqie0QR49HWNaHkfr4pZR PmOswhZhm3v8rhV4eoYr9SX2GbowE+xyG+XqtRWsKplLcBdxMd2TZogrYKHaEzvA8E9/ 12yA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=j6WgqePZAKFwWv7oibyf66OC3S+SA0EwtLkT0KHMn7s=; b=hOpgN2UVWBT4yB6o+2sN2mpFnlhWKTHMCWxiK12wKoxxFBoOsRorxacv1A7boPXHFt TziaKmhUmbd3dqUMldo+xcPcte5CpyXCNgqq4BM5M8FzBYN9v49eQNswq5s7YB4oRYQI uiG5M87hLweqky8p8q/2f/+SbDNq+ZwWyEUlhZBDGOA+e5XDAcIcm0S+G+QxpLI77PlF HeR2FMojmw3cPrsdPSCKYI5GMB88u5zy26jVdyxiQ8QnV12jojcl4U3xjtvH1DVxhkZz Z/5F5aHv9s97cJgAtRz4mxhiBZCvI8/QYyTJ6SpTXgKd9zkQGqrez32tOOS9hZ5yIWCz FWMQ== X-Gm-Message-State: AOAM533fS69aoo4CUK2fPgSU7G6oDkYllWrYOXDgDFr0iQFC7/DuMzBu n+EEJd8sYxul11WMZJkSdg2FtaPKwehXm2iCUIKO7Q== X-Received: by 2002:a2e:9396:: with SMTP id g22mr2214071ljh.446.1597943215596; Thu, 20 Aug 2020 10:06:55 -0700 (PDT) MIME-Version: 1.0 References: <20200528135444.11508-1-schatzberg.dan@gmail.com> In-Reply-To: <20200528135444.11508-1-schatzberg.dan@gmail.com> From: Shakeel Butt Date: Thu, 20 Aug 2020 10:06:44 -0700 Message-ID: Subject: Re: [PATCH v6 0/4] Charge loop device i/o to issuing cgroup To: Dan Schatzberg Cc: Jens Axboe , Alexander Viro , Jan Kara , Amir Goldstein , Tejun Heo , Li Zefan , Johannes Weiner , Michal Hocko , Vladimir Davydov , Andrew Morton , Hugh Dickins , Roman Gushchin , Chris Down , Yang Shi , Thomas Gleixner , "Peter Zijlstra (Intel)" , Ingo Molnar , Mathieu Desnoyers , Andrea Arcangeli , "open list:BLOCK LAYER" , open list , "open list:FILESYSTEMS (VFS and infrastructure)" , "open list:CONTROL GROUP (CGROUP)" , "open list:CONTROL GROUP - MEMORY RESOURCE CONTROLLER (MEMCG)" Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, May 28, 2020 at 6:55 AM Dan Schatzberg wrote: > > Much of the discussion about this has died down. There's been a > concern raised that we could generalize infrastructure across loop, > md, etc. This may be possible, in the future, but it isn't clear to me > how this would look like. I'm inclined to fix the existing issue with > loop devices now (this is a problem we hit at FB) and address > consolidation with other cases if and when those need to be addressed. > What's the status of this series?