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From: Valerie Henson <>
To: Michael Kerrisk <>
Cc:, lkml <>
Subject: Re: Documenting MS_RELATIME
Date: Sun, 11 Feb 2007 22:53:13 -0800	[thread overview]
Message-ID: <20070212065312.GB20919@nifty> (raw)
In-Reply-To: <>

On Sat, Feb 10, 2007 at 09:56:07AM -0800, Michael Kerrisk wrote:
> Val,
> I'm just updating the mount(2) man page for MS_RELATIME, and this is the
> text I've come up with:
>        MS_RELATIME(Since Linux 2.6.20)
>               When a file on this file system is accessed, only
>               update  the  file's last accessed time (atime) if
>               the current value of atime is less than or  equal
>               to  the file's last modified (mtime) or last sta-
>               tus change time (ctime).  This option  is  useful
>               for  programs, such as mutt(1), that need to know
>               when a file has been read since it was last modi-
>               fied.
> This text is based on your comments accompanying the various patches, but
> it differs in a respect.  Your comments said that the atime would only be
> updated if the atime is older than mtime/ctime.  However, what the code
> actually does is update atime if it is is <= mtime/ctime -- i.e., atime is
> older than or *or equal to* mtime/ctime.
> I'm sure that the code implements your intention, but before incorporating
> the above text I thought I just better check, since the code differs from
> your comment.  Can you just confirm that the proposed man page text is okay.

That's correct, yes.  Thanks!


      parent reply	other threads:[~2007-02-12  6:53 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-10 17:56 Documenting MS_RELATIME Michael Kerrisk
2007-02-11  0:54 ` Dave Jones
2007-02-12  6:55   ` Valerie Henson
2007-02-12 15:40     ` Dave Jones
2007-02-12 17:49       ` Jan Engelhardt
2007-02-12 17:55         ` Jörn Engel
2007-02-12 19:53         ` Petri Kaukasoina
2007-02-12 19:57           ` Valerie Henson
2007-02-12 19:42       ` Valerie Henson
2007-02-12  6:53 ` Valerie Henson [this message]

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