From owner-freebsd-geom@freebsd.org  Sat Jan 28 13:23:44 2017
Return-Path: <owner-freebsd-geom@freebsd.org>
Delivered-To: freebsd-geom@mailman.ysv.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 by mailman.ysv.freebsd.org (Postfix) with ESMTP id 6D183CC4337
 for <freebsd-geom@mailman.ysv.freebsd.org>;
 Sat, 28 Jan 2017 13:23:44 +0000 (UTC)
 (envelope-from phk@phk.freebsd.dk)
Received: from phk.freebsd.dk (phk.freebsd.dk [130.225.244.222])
 by mx1.freebsd.org (Postfix) with ESMTP id 39B36B75;
 Sat, 28 Jan 2017 13:23:43 +0000 (UTC)
 (envelope-from phk@phk.freebsd.dk)
Received: from critter.freebsd.dk (unknown [192.168.55.3])
 by phk.freebsd.dk (Postfix) with ESMTP id 3379D2738B;
 Sat, 28 Jan 2017 13:23:42 +0000 (UTC)
Received: from critter.freebsd.dk (localhost [127.0.0.1])
 by critter.freebsd.dk (8.15.2/8.15.2) with ESMTP id v0SDNeZN033961;
 Sat, 28 Jan 2017 13:23:40 GMT (envelope-from phk@phk.freebsd.dk)
To: Andriy Gapon <avg@FreeBSD.org>
cc: freebsd-geom@FreeBSD.org
Subject: Re: g_disk_done() vs a destroyed disk
In-reply-to: <8de79017-f0b0-c86a-93c5-65be4d97b21c@FreeBSD.org>
From: "Poul-Henning Kamp" <phk@phk.freebsd.dk>
References: <cba9c9bf-97ad-e3ae-e209-ea91e49b5822@FreeBSD.org>
 <31395.1485554104@critter.freebsd.dk>
 <8de79017-f0b0-c86a-93c5-65be4d97b21c@FreeBSD.org>
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-ID: <33959.1485609820.1@critter.freebsd.dk>
Content-Transfer-Encoding: quoted-printable
Date: Sat, 28 Jan 2017 13:23:40 +0000
Message-ID: <33960.1485609820@critter.freebsd.dk>
X-BeenThere: freebsd-geom@freebsd.org
X-Mailman-Version: 2.1.23
Precedence: list
List-Id: GEOM-specific discussions and implementations
 <freebsd-geom.freebsd.org>
List-Unsubscribe: <https://lists.freebsd.org/mailman/options/freebsd-geom>,
 <mailto:freebsd-geom-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-geom/>
List-Post: <mailto:freebsd-geom@freebsd.org>
List-Help: <mailto:freebsd-geom-request@freebsd.org?subject=help>
List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/freebsd-geom>,
 <mailto:freebsd-geom-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 28 Jan 2017 13:23:44 -0000

--------
In message <8de79017-f0b0-c86a-93c5-65be4d97b21c@FreeBSD.org>, Andriy Gapo=
n wri
tes:

>So, the correct sequence should be:
>- call disk_gone() to prevent new I/O
>- handle all in-flight I/O
>- call disk_destroy()
>Is that right?

exactly!


-- =

Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    =

Never attribute to malice what can adequately be explained by incompetence=
.