Re: updating mtime for char/block devices?

From: Arjan van de Ven
Date: Mon Feb 28 2005 - 02:49:07 EST


On Mon, 2005-02-28 at 00:51 +0100, Carl-Daniel Hailfinger wrote:
> Hi,
>
> is it intentional that
> echo foo >/dev/hda1
> doesn't update the mtime of the device node, but
> echo foo >/dev/tty10
> does update the mtime of the device node?
>
> And no, mounting with the noatime flag doesn't help because the
> mtime is updated. IIRC some time ago this behaviour was different,
> but I could easily be mistaken.

devices are tricky in general in this respect, /dev may be mounted read
only for example ;)


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/