From: Andi Kleen <ak@muc.de>
To: Alasdair G Kergon <agk@redhat.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] 3/5: Device-mapper: snapshots
Date: Wed, 02 Jun 2004 20:06:06 +0200 [thread overview]
Message-ID: <m3r7sx6dip.fsf@averell.firstfloor.org> (raw)
In-Reply-To: <22Gkd-1AX-17@gated-at.bofh.it> (Alasdair G. Kergon's message of "Wed, 02 Jun 2004 18:00:29 +0200")
Alasdair G Kergon <agk@redhat.com> writes:
> +
> +/*-----------------------------------------------------------------
> + * Persistent snapshots, by persistent we mean that the snapshot
> + * will survive a reboot.
> + *---------------------------------------------------------------*/
Is this target supposed to be crash safe? What happens when
the computer crashes while writing to such a volume?
I suppose it would need barriers for that at least, which it doesn't
seem to use.
-Andi
next parent reply other threads:[~2004-06-02 18:08 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <22Gkd-1AX-17@gated-at.bofh.it>
2004-06-02 18:06 ` Andi Kleen [this message]
2004-06-02 18:59 ` [PATCH] 3/5: Device-mapper: snapshots Alasdair G Kergon
2004-06-02 19:20 ` Andi Kleen
2004-06-02 22:02 ` Alasdair G Kergon
2004-07-03 5:30 ` Daniel Phillips
2004-07-03 6:04 ` Jeff Garzik
2004-07-03 9:09 ` Daniel Phillips
2004-06-02 15:42 Alasdair G Kergon
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