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From: Christoph Hellwig <hch@infradead.org>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: David Chinner <dgc@sgi.com>,
	Nigel Cunningham <ncunningham@linuxmail.org>,
	Andrew Morton <akpm@osdl.org>,
	LKML <linux-kernel@vger.kernel.org>, Pavel Machek <pavel@ucw.cz>,
	xfs@oss.sgi.com
Subject: Re: [PATCH] Freeze bdevs when freezing processes.
Date: Tue, 24 Oct 2006 18:06:33 +0100	[thread overview]
Message-ID: <20061024170633.GA17956@infradead.org> (raw)
In-Reply-To: <200610241730.00488.rjw@sisk.pl>

On Tue, Oct 24, 2006 at 05:29:59PM +0200, Rafael J. Wysocki wrote:
> Do you mean calling sys_sync() after the userspace has been frozen
> may not be sufficient?

No, that's definitly not enough.  You need to freeze_bdev to make sure
data is on disk in the place it's expected by the filesystem without
starting a log recovery.

  parent reply	other threads:[~2006-10-24 18:08 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1161576735.3466.7.camel@nigel.suspend2.net>
     [not found] ` <200610231236.54317.rjw@sisk.pl>
2006-10-24 14:44   ` [PATCH] Freeze bdevs when freezing processes David Chinner
2006-10-24 15:29     ` Rafael J. Wysocki
2006-10-24 16:27       ` Oleg Verych
2006-10-25  8:05         ` Pavel Machek
2006-10-24 16:33       ` David Chinner
2006-10-24 21:37         ` Pavel Machek
2006-10-25  0:13           ` David Chinner
2006-10-25  8:10             ` Pavel Machek
2006-10-25  8:38               ` David Chinner
2006-10-25  8:47                 ` Pavel Machek
2006-10-25 12:32                   ` Rafael J. Wysocki
2006-10-25 13:23                     ` Nigel Cunningham
     [not found]                       ` <200610252105.56862.rjw@sisk.pl>
2006-10-26  7:30                         ` David Chinner
2006-10-26  8:18                           ` Nigel Cunningham
2006-10-26  8:48                             ` Rafael J. Wysocki
2006-10-26  8:57                             ` David Chinner
2006-10-26  9:11                               ` Rafael J. Wysocki
2006-10-27  1:38                                 ` David Chinner
2006-10-27 14:37                                   ` Rafael J. Wysocki
2006-10-29 17:35                                   ` Pavel Machek
     [not found]                                     ` <200610300029.25555.rjw@sisk.pl>
2006-10-29 23:46                                       ` Nigel Cunningham
2006-10-26  9:18                               ` Nigel Cunningham
2006-10-26  9:08                             ` Rafael J. Wysocki
2006-10-24 17:06       ` Christoph Hellwig [this message]
2006-10-24 21:26         ` Pavel Machek
2006-10-24 21:33           ` Christoph Hellwig
2006-10-24 21:43             ` Pavel Machek
2006-10-24 22:19     ` Nigel Cunningham

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