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From: Alasdair G Kergon <agk@redhat.com>
To: Jan Kara <jack@suse.cz>
Cc: Mikulas Patocka <mpatocka@redhat.com>,
	esandeen@redhat.com, Surbhi Palande <csurbhi@gmail.com>,
	linux-kernel@vger.kernel.org, dm-devel@redhat.com,
	linux-fsdevel@vger.kernel.org,
	Christopher Chaltain <christopher.chaltain@canonical.com>,
	Valerie Aurora <val@vaaconsulting.com>
Subject: Re: [dm-devel] [PATCH] deadlock with suspend and quotas
Date: Tue, 29 Nov 2011 13:18:11 +0000	[thread overview]
Message-ID: <20111129131811.GS7595@agk-dp.fab.redhat.com> (raw)
In-Reply-To: <20111129130913.GE5635@quack.suse.cz>

On Tue, Nov 29, 2011 at 02:09:13PM +0100, Jan Kara wrote:
>   Hmm, then why do these operations suspend the filesystem if they
> apparently don't need it? Sorry for my ignorance, I never seriously worked
> with LVM code...

They don't suspend it if they don't need to.

dm-ioctl.h:
/*
 * Set this to avoid attempting to freeze any filesystem when suspending.
 */
#define DM_SKIP_LOCKFS_FLAG     (1 << 10) /* In */

Alasdair
 

  reply	other threads:[~2011-11-29 13:18 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-25 20:25 [PATCH] deadlock with suspend and quotas Mikulas Patocka
2011-11-28 15:04 ` Jan Kara
2011-11-28 21:00   ` Valerie Aurora
2011-11-28 21:14     ` Mikulas Patocka
2011-11-28 23:32       ` Mikulas Patocka
2011-11-29 10:19         ` Jan Kara
2011-11-29 10:21           ` Jan Kara
2011-11-29 11:06             ` Mikulas Patocka
2011-11-29 11:11               ` Jan Kara
2011-11-29 12:54                 ` Mikulas Patocka
2011-11-29 13:09                   ` Jan Kara
2011-11-29 13:18                     ` Alasdair G Kergon [this message]
2011-11-29 13:32                       ` [dm-devel] " Jan Kara
2011-11-29 16:33                         ` Eric Sandeen
2011-11-30  6:52                         ` Mikulas Patocka
2011-11-30 11:16                           ` Jan Kara
2011-11-30 12:14                             ` Mikulas Patocka
2011-11-30 13:05                               ` Alasdair G Kergon
2011-11-30 16:53                                 ` Jan Kara
2011-11-30 17:09                                   ` Mikulas Patocka
2011-11-30 13:33           ` Alasdair G Kergon
2011-11-30 13:48             ` Alasdair G Kergon
2011-11-30 16:36               ` Mikulas Patocka
2011-11-30 16:34             ` Mikulas Patocka
2011-12-01  0:34               ` Jan Kara
2011-11-30 14:09           ` Alasdair G Kergon
2011-11-30 16:53             ` Mikulas Patocka
2011-12-01  0:03               ` Jan Kara
2011-11-30 17:03             ` Mikulas Patocka
2011-11-29 20:00     ` Kamal Mostafa
2012-01-03  3:30 ` Al Viro
2012-01-03 18:22   ` Mikulas Patocka
2012-01-03 18:35     ` Mikulas Patocka

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