From: Carl-Daniel Hailfinger <c-d.hailfinger.devel.2005@gmx.net>
To: Russell King <rmk+lkml@arm.linux.org.uk>
Cc: Arjan van de Ven <arjan@infradead.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: updating mtime for char/block devices?
Date: Tue, 01 Mar 2005 12:15:41 +0100 [thread overview]
Message-ID: <42244EDD.9020204@gmx.net> (raw)
In-Reply-To: <20050301093709.A29817@flint.arm.linux.org.uk>
Russell King schrieb:
> On Tue, Mar 01, 2005 at 01:45:47AM +0100, Carl-Daniel Hailfinger wrote:
>
>>Can I prevent mtime updates for all device files? Mounting /dev readonly
>>would certainly help, but for that to work I'd have to move /dev to a
>>different filesystem, right?
>
>
> tty mtime updates aren't marked dirty, so aren't written back to disk.
> Intentionally.
It seems the tty mtime exception doesn't include /dev/ptmx. That's
probably unintentional. Is there a chance to extend the tty mtime
exception to all char devices or at least major 4+5?
Regards,
Carl-Daniel
--
http://www.hailfinger.org/
next prev parent reply other threads:[~2005-03-01 11:13 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-27 23:51 updating mtime for char/block devices? Carl-Daniel Hailfinger
2005-02-28 7:47 ` Arjan van de Ven
2005-03-01 0:45 ` Carl-Daniel Hailfinger
2005-03-01 1:47 ` Valdis.Kletnieks
2005-03-01 9:37 ` Russell King
2005-03-01 11:15 ` Carl-Daniel Hailfinger [this message]
2005-03-01 11:19 ` Russell King
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