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From: Christoph Hellwig <hch@lst.de>
To: Takashi Sato <t-sato@yk.jp.nec.com>
Cc: Pekka Enberg <penberg@cs.helsinki.fi>,
	linux-ext4@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	linux-kernel@vger.kernel.org, Christoph Hellwig <hch@lst.de>
Subject: Re: [RFC] ext3 freeze feature
Date: Sat, 26 Jan 2008 20:10:41 +0100	[thread overview]
Message-ID: <20080126191041.GA5233@lst.de> (raw)
In-Reply-To: <001c01c85f4f$bfd128f0$41a8400a@bsd.tnes.nec.co.jp>

On Fri, Jan 25, 2008 at 09:42:30PM +0900, Takashi Sato wrote:
> Hi,
> 
> >I am also wondering whether we should have system call(s) for these:
> >
> >On Jan 25, 2008 12:59 PM, Takashi Sato <t-sato@yk.jp.nec.com> wrote:
> >>+       case EXT3_IOC_FREEZE: {
> >
> >>+       case EXT3_IOC_THAW: {
> >
> >And just convert XFS to use them too?
> 
> I think it is reasonable to implement it as the generic system call, as you 
> said.
> Does XFS folks think so?

Given that XFS has implemented the ioctls for such a long time it might
make more sense to simply move the ioctl implementation to fs/ioctl.c
so it applies to all filesystem.  No need to add a new syscall when the
equivalent-functionality ioctls have to be supported forever anyway.

  parent reply	other threads:[~2008-01-26 19:11 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-25 10:59 Takashi Sato
2008-01-25 11:17 ` Pekka Enberg
2008-01-25 12:42   ` Takashi Sato
2008-01-26  5:17     ` David Chinner
2008-01-26 19:10     ` Christoph Hellwig [this message]
2008-01-25 12:18 ` Dmitri Monakhov
2008-01-25 13:33   ` Theodore Tso
2008-01-25 16:34     ` Eric Sandeen
2008-01-25 16:42       ` Theodore Tso
2008-02-02 13:52         ` Pavel Machek
2008-01-28 13:13     ` Takashi Sato
2008-02-01  3:03       ` Kazuto Miyoshi
2008-01-31  8:53     ` Daniel Phillips
2008-02-07  1:05     ` Takashi Sato
2008-02-08 10:48     ` Takashi Sato
2008-02-08 13:26       ` Andreas Dilger
2008-02-08 14:59         ` Christoph Hellwig
2008-02-15 11:51           ` Takashi Sato
2008-02-15 14:24             ` Eric Sandeen
2008-02-19 11:27               ` t-sato
2008-02-26  8:20                 ` [RFC] ext3 freeze feature ver 0.2 Takashi Sato
2008-02-26 16:39                   ` Eric Sandeen
2008-02-26 17:08                     ` Andreas Dilger
2008-02-27  8:31                       ` Takashi Sato
2008-03-07  9:13                 ` [RFC] freeze feature ver 1.0 Takashi Sato
2008-02-16 13:25             ` [RFC] ext3 freeze feature Christoph Hellwig
2008-02-13  8:23     ` Takashi Sato
2008-01-26  5:35 ` David Chinner
2008-01-26  5:39   ` David Chinner
2008-01-28 13:07   ` Takashi Sato

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