Received: by 2002:a25:ca44:0:0:0:0:0 with SMTP id a65csp209514ybg; Sun, 26 Jul 2020 02:02:16 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwqy2Ju1Htl6xupJURu+PiH7lTAlP6E44TxokdemUtCe/smx8xWhyLDILG8UOWIdqXHOh1U X-Received: by 2002:aa7:d88c:: with SMTP id u12mr16385408edq.29.1595754136387; Sun, 26 Jul 2020 02:02:16 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1595754136; cv=none; d=google.com; s=arc-20160816; b=dp1e6c7KGnAYDRH0ah7UlY8vcKvaHE35RPz9AVLB6WFd0sLEt4HoMvrsI360kqShDA 8izKhbk5P2DLYwjzImk76jd0bjr/aGXxQhyJBPjNGgX6HTRX3ZlRDBwoJQSpAN9jFeL3 GVgfoWBDOVVNehFrWTZ9d3cDsudtFrSfZW0P2712gc972FYm8LYd30Rw2QP7bA6AxkiZ WPxVUXLHFoAhTboXogm/IrsD2EOuLY4nwFv6B6OtfEvuY4aTzsM7cnq97LU4LpDurx21 Z8yCVXJCVNJfUcOTtAmb0TZ0j/nOS8/JMbIyVVe6zlAkrSFu5/WbrDT8jvpsoj2qXq7K RA/A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:in-reply-to :mime-version:user-agent:date:message-id:from:cc:references:to :subject; bh=h8SKpOoApOVgTY3Fzb5Ec+b3PcSFERr0hmxBiMKFIjY=; b=zVufR7AZktSXA18iPMhhVUlzwGzm6InZovyseeyE081s9TGr8IX02v522Qb4FRrb10 wAOmdigHvlJwjJGWotj6EH0V8aMwnaYrgxzN1qj8pGgWDWaXQec9cn5OoPnPlvzjauGk JLgp/B3lneoVQNjsAvPDf6m5Y+miUPLAjFLANF9UsTywmNnay7/+e1oC1xCDS7aD2BCn +bgEcWItwSpOpP20Uu6GgfwGP+65aZnuK+QbMJNrb+agX495wY0k439r7biJRy30P7gs mA0MTVp7kF8lhOck/0xayCFJwYVeAbD9PiAaCyY+IyUHrxwuHannrK0D7blnwbzbgcJc 9aiA== ARC-Authentication-Results: i=1; mx.google.com; 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 Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id z15si3619394ede.534.2020.07.26.02.01.55; Sun, 26 Jul 2020 02:02:16 -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; 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727020AbgGZJBn (ORCPT + 99 others); Sun, 26 Jul 2020 05:01:43 -0400 Received: from smtp.hosts.co.uk ([85.233.160.19]:11925 "EHLO smtp.hosts.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725794AbgGZJBn (ORCPT ); Sun, 26 Jul 2020 05:01:43 -0400 Received: from host86-157-100-178.range86-157.btcentralplus.com ([86.157.100.178] helo=[192.168.1.64]) by smtp.hosts.co.uk with esmtpa (Exim) (envelope-from ) id 1jzcXM-000AVu-50; Sun, 26 Jul 2020 10:01:40 +0100 Subject: Re: [PATCH 09/14] bdi: remove BDI_CAP_CGROUP_WRITEBACK To: Johannes Thumshirn , Christoph Hellwig , Jens Axboe References: <20200722062552.212200-1-hch@lst.de> <20200722062552.212200-10-hch@lst.de> Cc: Song Liu , Hans de Goede , Richard Weinberger , Minchan Kim , "linux-mtd@lists.infradead.org" , "dm-devel@redhat.com" , "linux-block@vger.kernel.org" , "linux-kernel@vger.kernel.org" , "drbd-dev@lists.linbit.com" , "linux-raid@vger.kernel.org" , "linux-fsdevel@vger.kernel.org" , "linux-mm@kvack.org" , "cgroups@vger.kernel.org" From: Wols Lists Message-ID: <5F1D4671.5060708@youngman.org.uk> Date: Sun, 26 Jul 2020 10:01:37 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.7.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 22/07/20 08:45, Johannes Thumshirn wrote: > On 22/07/2020 08:27, Christoph Hellwig wrote: >> it is know to support cgroup writeback, or the bdi comes from the block > knwon ~^ > Whoops - "known" > Apart from that, > Reviewed-by: Johannes Thumshirn > Cheers, Wol