From owner-svn-src-all@freebsd.org  Thu Jun 18 14:36:13 2020
Return-Path: <owner-svn-src-all@freebsd.org>
Delivered-To: svn-src-all@mailman.nyi.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1])
 by mailman.nyi.freebsd.org (Postfix) with ESMTP id 26ECA351E3B;
 Thu, 18 Jun 2020 14:36:13 +0000 (UTC)
 (envelope-from roger.pau@citrix.com)
Received: from esa6.hc3370-68.iphmx.com (esa6.hc3370-68.iphmx.com
 [216.71.155.175])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client CN "esa6.hc3370-68.iphmx.com",
 Issuer "HydrantID SSL ICA G2" (verified OK))
 by mx1.freebsd.org (Postfix) with ESMTPS id 49nkyM6JmKz4mVB;
 Thu, 18 Jun 2020 14:36:11 +0000 (UTC)
 (envelope-from roger.pau@citrix.com)
IronPort-SDR: 8U1E6oqFpgieEIuIDFa8RawLFyltdj4v68sDgCg2EBQuVRoshu5zYR2vKDZWMnUN2oOoqLFh3X
 N4VLwenolt1i5T74385bOjYUKR/MvSVNRv6ue83JWSFdFAfROH+aGfkefIi6Pas7XwWk1mJGpF
 32x//BZX3BU8QbZ90cBqoGo/U7NEpGdStlsJe1cirxnvpFLf9wsosN7vpa7D0Ci/hYHoTxzaPD
 ooGnyj3+pSPcaCmCE4TEq9v2DU9W+jAaNZapvD2KYCKcsW+OhxZ2n+F4zzSDXmwHrs5VwIZJQU
 VQg=
X-SBRS: 2.7
X-MesageID: 20724012
X-Ironport-Server: esa6.hc3370-68.iphmx.com
X-Remote-IP: 162.221.158.21
X-Policy: $RELAYED
X-IronPort-AV: E=Sophos;i="5.73,526,1583211600"; d="scan'208";a="20724012"
Date: Thu, 18 Jun 2020 16:36:02 +0200
From: Roger Pau =?utf-8?B?TW9ubsOp?= <roger.pau@citrix.com>
To: Pawel Jakub Dawidek <pjd@FreeBSD.org>
CC: <src-committers@freebsd.org>, <svn-src-all@freebsd.org>,
 <svn-src-head@freebsd.org>
Subject: Re: svn commit: r345726 - head/sys/dev/xen/blkfront
Message-ID: <20200618143602.GE711@Air-de-Roger>
References: <201903300720.x2U7KSmN086902@repo.freebsd.org>
MIME-Version: 1.0
Content-Type: text/plain; charset="utf-8"
Content-Disposition: inline
In-Reply-To: <201903300720.x2U7KSmN086902@repo.freebsd.org>
X-ClientProxiedBy: AMSPEX02CAS01.citrite.net (10.69.22.112) To
 AMSPEX02CL02.citrite.net (10.69.22.126)
X-Rspamd-Queue-Id: 49nkyM6JmKz4mVB
X-Spamd-Bar: ---
Authentication-Results: mx1.freebsd.org; dkim=none;
 dmarc=pass (policy=none) header.from=citrix.com;
 spf=pass (mx1.freebsd.org: domain of roger.pau@citrix.com designates
 216.71.155.175 as permitted sender) smtp.mailfrom=roger.pau@citrix.com
X-Spamd-Result: default: False [-3.13 / 15.00]; ARC_NA(0.00)[];
 NEURAL_HAM_MEDIUM(-1.00)[-1.004]; FROM_HAS_DN(0.00)[];
 RCPT_COUNT_THREE(0.00)[4]; TO_DN_SOME(0.00)[];
 TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[text/plain];
 R_SPF_ALLOW(-0.20)[+mx]; NEURAL_HAM_LONG(-0.98)[-0.976];
 RCVD_IN_DNSWL_MED(-0.20)[216.71.155.175:from];
 DMARC_POLICY_ALLOW(-0.50)[citrix.com,none];
 NEURAL_HAM_SHORT(-0.65)[-0.647]; RCVD_COUNT_ZERO(0.00)[0];
 FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[];
 MIME_TRACE(0.00)[0:+];
 ASN(0.00)[asn:16417, ipnet:216.71.154.0/23, country:US];
 MID_RHS_NOT_FQDN(0.50)[]
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.33
Precedence: list
List-Id: "SVN commit messages for the entire src tree \(except for &quot;
 user&quot; and &quot; projects&quot; \)" <svn-src-all.freebsd.org>
List-Unsubscribe: <https://lists.freebsd.org/mailman/options/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all/>
List-Post: <mailto:svn-src-all@freebsd.org>
List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help>
List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/svn-src-all>,
 <mailto:svn-src-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 18 Jun 2020 14:36:13 -0000

On Sat, Mar 30, 2019 at 07:20:28AM +0000, Pawel Jakub Dawidek wrote:
> Author: pjd
> Date: Sat Mar 30 07:20:28 2019
> New Revision: 345726
> URL: https://svnweb.freebsd.org/changeset/base/345726
> 
> Log:
>   Implement support for online disk capacity changes.
>   
>   Obtained from:	Fudo Security
>   Tested in:	AWS

This breaks on i386 because the size of sectors is not wide enough and
the calculation of d_mediasize is truncated. The fix is in r361579.

Roger.