Received: by 2002:a05:6a10:a0d1:0:0:0:0 with SMTP id j17csp1985239pxa; Mon, 24 Aug 2020 01:27:17 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyWaAjceUvsQHl6HZhFQwBqulVYxWQ0LSHBybFaZrfOR7C2EfH8cSC0M+89aqqTQEnxS3B6 X-Received: by 2002:a05:6402:10d3:: with SMTP id p19mr4440354edu.380.1598257637586; Mon, 24 Aug 2020 01:27:17 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1598257637; cv=none; d=google.com; s=arc-20160816; b=wJzfM82ZT31C6CvF7N/D6MtEWnr2Q+CxkS52pxktKqZW/1ZaczTzvZUhSaofJiagqz n4vAkLZs9SuY1FjQDss74asH4DmML5Ickc9BH5T/vhFycRP/DRAebo7rSKpfZPAm5cLi xVUQGP8d+UbsSt+3WahLvOrgmQjOp0T/sEIr9ph+Jzjf/E1mn+nYgvZwxeyeOkjU715r MkHzCh3xcwa3Adt4/esQR8gSoKmMOp65bFYxHDMZFQaNjZs5PXfFPkOa+mzotRrEx+3e sZuHzrFnl4rWAz8dOTdtoH73pa2jdVuDfujNnK0pIJCI6diN6qKvYJ0QgHxJ7RmhaIY9 ZhUQ== 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 :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:references:cc:to:subject; bh=nWpDQmZNg8zKVk12QskQ7NNS05C4fI/JmZBKLdKyu8Q=; b=kLUq+E2QqTIC8Pu6GSZXvd1L82gX8bDgVyblgfzVTGNk+ViehLVfK2UaomzcLHc8/j AOK6MwSB8X4ICbw+htbr0BESH7pfO7qks2/3D3+Vu9+18+euGMXdwlTRVFlMOon3G17C RAWT0z63A/tt2+aKyxKEf9HqBDzS6xej1WhD9bgH1MnW9vir9AUj/HwxUP4mOBZuKme6 QHnt+MZm4QKbJc+eZffsv3vrqtAgIhGnnoWETpBVz2nlCMfhs4TDtD4hTnb6x6aDqfCt 5rxI4QclqeL090TzXLDJub7IFztKr2ByjPmSzBJbbXNDDeya7O0JUlim5fslk+IPxd8M hYQQ== 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 bx16si530208edb.579.2020.08.24.01.26.54; Mon, 24 Aug 2020 01:27:17 -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 S1726473AbgHXI0K (ORCPT + 99 others); Mon, 24 Aug 2020 04:26:10 -0400 Received: from mail-pj1-f50.google.com ([209.85.216.50]:40300 "EHLO mail-pj1-f50.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725968AbgHXI0H (ORCPT ); Mon, 24 Aug 2020 04:26:07 -0400 Received: by mail-pj1-f50.google.com with SMTP id d4so3816719pjx.5; Mon, 24 Aug 2020 01:26:07 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=nWpDQmZNg8zKVk12QskQ7NNS05C4fI/JmZBKLdKyu8Q=; b=mkt3rcFCxED3Tw9DF+WLBW8MGX4QpUnA95wmoM9QugeNU2BT9I1ChTCb45SQIRtmj+ vQXDjfKu+IPRgv6SBt3BAUZBJgHWloB2PbNYBKfCzlWI90WhZXxZYLOOgwySGO8Z970Z cqIm9peHwMr3I5b0LRQTIUlHyIeKrJ/IwK8dbioWnHNm+VSGzS3LltQ3QvhhnQ6t+YGB yso3zRm4371J5GpeB2lbk/7bthuNSOULkSobuUMNQ/i34jsPPI9YYJqmyHkUAmhNUyMY cKqRdZxv4qO8x4bzTF8IjilbggbE5qbtPkLdT0j2/YdA17Doz8RevwdjO4sJr7EOKiX5 jCCQ== X-Gm-Message-State: AOAM533ElI6QefvPs+Rf0XDdOUxY5cTkFtNzrUSSbdgbdz77BxcB4mm+ LcWJBEdFJ2Uc75TwkirjrCQ= X-Received: by 2002:a17:902:6ac9:: with SMTP id i9mr3156325plt.128.1598257566796; Mon, 24 Aug 2020 01:26:06 -0700 (PDT) Received: from ?IPv6:2601:647:4802:9070:cda6:bf68:c972:645d? ([2601:647:4802:9070:cda6:bf68:c972:645d]) by smtp.gmail.com with ESMTPSA id k5sm9452366pjq.5.2020.08.24.01.26.05 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 24 Aug 2020 01:26:06 -0700 (PDT) Subject: Re: [PATCH 2/3] block: fix locking for struct block_device size updates To: Christoph Hellwig , Jens Axboe Cc: linux-s390@vger.kernel.org, Jan Hoeppner , Justin Sanders , linux-nvme@lists.infradead.org, Josef Bacik , Xianting Tian , linux-kernel@vger.kernel.org, linux-block@vger.kernel.org, dm-devel@redhat.com, Stefan Haberland , nbd@other.debian.org References: <20200823091043.2600261-1-hch@lst.de> <20200823091043.2600261-3-hch@lst.de> From: Sagi Grimberg Message-ID: <4021e83a-b107-df28-2266-38648c769c9d@grimberg.me> Date: Mon, 24 Aug 2020 01:26:04 -0700 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200823091043.2600261-3-hch@lst.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Reviewed-by: Sagi Grimberg