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 X-Spam-Level: X-Spam-Status: No, score=-5.7 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,USER_AGENT_NEOMUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 012CDC31E4B for ; Fri, 14 Jun 2019 14:12:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C071321744 for ; Fri, 14 Jun 2019 14:12:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=toxicpanda-com.20150623.gappssmtp.com header.i=@toxicpanda-com.20150623.gappssmtp.com header.b="LFa2rt4q" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728321AbfFNOMm (ORCPT ); Fri, 14 Jun 2019 10:12:42 -0400 Received: from mail-qt1-f193.google.com ([209.85.160.193]:35144 "EHLO mail-qt1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728251AbfFNOMl (ORCPT ); Fri, 14 Jun 2019 10:12:41 -0400 Received: by mail-qt1-f193.google.com with SMTP id d23so2620279qto.2 for ; Fri, 14 Jun 2019 07:12:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=toxicpanda-com.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=rAC+Hn22cr49ahogcik0pcBGLagZS3dETf2Wz5S13B0=; b=LFa2rt4qfms1O2bBvZEW+0W+yIcox6qSOOVAvbDzHmHWo7eTBXlpUAexcKk/hD3cG+ rZ0+KCTtWiy5i11ac0ffORaj13AQegx+B3gE4nQ1qjDlsSxGZxe41ifQWeW/cRdygt3S z4xcC/+/F/ZBom7OzAh9BRsonM/Aaa18VswtLxMXOOaLL32rLfu84gAbFeINiulLvMLR Yq/ZKonKABWtRk2lRehY3/uysF7DQdtvGRU569vLLFCcMz9mMuy9x3Q3seIf0ssPYt7g O6W0+KYhEf2U1P2W64QDZzS7jPc3N1x7t1sOs4846SUMiyw55JhL5l5bqMy50hkQYXYM jJUw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=rAC+Hn22cr49ahogcik0pcBGLagZS3dETf2Wz5S13B0=; b=I34xn7+56UeRVp4C3A4X8eHTExJKLXeGuZAiLsA0wIyj5bzS7qizKLwNC4pNT/jHX3 RImCEKxOixK8/z74+XTWkxalf6sLVxnbgYPQyZuFytYm9MgjX6NTEJGhMXHBTzuEvCQK ffhoYC5GLILg2srXwnO6pIRBdslVO1cT+aQk+0outQKPMhjjkUUJOoK/BIUkFQqTpS6q n9dAOzQRFV1J6qJyI7l3QOU9SRGJJzRK/57M2xwfYVbjIb1sMRhKypaRLWILf4LcUqb5 Mdhoufq2OFTgqiZ6IRx91yyUWrF8czTmdHuyBU2QHY0YuwxJr2lOVgoQ2hJcEby+Vy8R u/lg== X-Gm-Message-State: APjAAAWL0jHLrIODfHdq4WQsIlxnnEV8M8QWGPFR6Yt8TKcYkaiGp6gy fMH+zeSSXfcaRFblgnlaw2fdzQ== X-Google-Smtp-Source: APXvYqyL0VPrGh6qcGTBP90vhD+R/W+sNmhvThLYHkzunbpAtLQ6J+jYlOSU6Vg8VPbSr9kS5SES5g== X-Received: by 2002:a0c:d4b4:: with SMTP id u49mr8632899qvh.202.1560521561034; Fri, 14 Jun 2019 07:12:41 -0700 (PDT) Received: from localhost ([2620:10d:c091:480::a658]) by smtp.gmail.com with ESMTPSA id j9sm1394411qkg.30.2019.06.14.07.12.40 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 14 Jun 2019 07:12:40 -0700 (PDT) Date: Fri, 14 Jun 2019 10:12:39 -0400 From: Josef Bacik To: Tejun Heo Cc: dsterba@suse.com, clm@fb.com, josef@toxicpanda.com, axboe@kernel.dk, jack@suse.cz, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, kernel-team@fb.com Subject: Re: [PATCH 8/8] Btrfs: extent_write_locked_range() should attach inode->i_wb Message-ID: <20190614141238.qhb45oehk6gbftja@MacBook-Pro-91.local> References: <20190614003350.1178444-1-tj@kernel.org> <20190614003350.1178444-9-tj@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190614003350.1178444-9-tj@kernel.org> User-Agent: NeoMutt/20180716 Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On Thu, Jun 13, 2019 at 05:33:50PM -0700, Tejun Heo wrote: > From: Chris Mason > > extent_write_locked_range() is used when we're falling back to buffered > IO from inside of compression. It allocates its own wbc and should > associate it with the inode's i_wb to make sure the IO goes down from > the correct cgroup. > > Signed-off-by: Chris Mason Reviewed-by: Josef Bacik Thanks, Josef