From: Artem Bityutskiy <dedekind1@gmail.com>
To: Alan Cox <alan@lxorguk.ukuu.org.uk>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Al Viro <viro@ZenIV.linux.org.uk>,
Linux Kernel Maling List <linux-kernel@vger.kernel.org>,
Linux FS Maling List <linux-fsdevel@vger.kernel.org>
Subject: Re: [PATCH 3/3] fs/sysv: stop using write_super and s_dirt
Date: Tue, 03 Jul 2012 17:44:50 +0300 [thread overview]
Message-ID: <1341326690.2979.84.camel@sauron.fi.intel.com> (raw)
In-Reply-To: <20120703151313.36e85254@pyramind.ukuu.org.uk>
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On Tue, 2012-07-03 at 15:13 +0100, Alan Cox wrote:
> > drity and then setting the s_dirt flag. And when 'write_super()' is executed to
> > handle the s_dirt flag, we just update the timestamp and again mark the
> > superblock buffer as dirty. Seems pointless.
>
> It's the way sysv itself does stuff. The timestamp on v7/sys3/sys5
> reflects the clock on the box. A lot of ancient boxes with no decent
> hardware clocks used to reset the system time off the root fs superblock
> on a loss of power.
Oh, OK, thanks for the info. Do you think I need to take more efforts to
preserve the behavior?
--
Best Regards,
Artem Bityutskiy
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next prev parent reply other threads:[~2012-07-03 14:40 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-03 13:43 [PATCH 0/3] fs/sysv: stop using write_supers and s_dirt Artem Bityutskiy
2012-07-03 13:43 ` [PATCH 1/3] fs/sysv: remove useless write_super call Artem Bityutskiy
2012-07-03 13:43 ` [PATCH 2/3] fs/sysv: remove another " Artem Bityutskiy
2012-07-03 13:43 ` [PATCH 3/3] fs/sysv: stop using write_super and s_dirt Artem Bityutskiy
2012-07-03 14:13 ` Alan Cox
2012-07-03 14:44 ` Artem Bityutskiy [this message]
2012-07-12 14:37 ` [PATCH 0/3] fs/sysv: stop using write_supers " Artem Bityutskiy
2012-07-12 14:49 ` Artem Bityutskiy
2012-07-13 21:42 ` Andrew Morton
2012-07-14 4:04 ` Artem Bityutskiy
2012-07-17 15:13 ` Artem Bityutskiy
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