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From: Greg KH <greg@kroah.com>
To: linux-hotplug@vger.kernel.org
Subject: Re: udev - HOWTO
Date: Thu, 19 Feb 2004 17:35:36 +0000	[thread overview]
Message-ID: <20040219173535.GA9572@kroah.com> (raw)
In-Reply-To: <20040219011044.GA10603@vrfy.org>

On Thu, Feb 19, 2004 at 02:10:44AM +0100, Kay Sievers wrote:
> Hi Greg,
> very very nice to see that we are capable to do this now.
> Did you try to use udevsend in the start_udev script?
> 
> Don't know if it makes sense, maybe the nosleep stuff is not
> neccessary with udevsend, but I just want to know if it works.
> I've put the "no SEQNUM" logic in there to bypass the
> reordering specially for this case :)

Hm, no, udevsend can't work in a "cold boot" type situation like this
one, as we need all of the devices available in /dev as soon as the
script is finished (if you look at Red Hat's scripts they instantly
start writing data to the different tty devs).

The nosleep stuff is there to just make the initial startup faster.
It's no fun waiting for udev to time out for devices that we know will
never get a device symlink (like floppy and tty devices.)

Does that help?

thanks,

greg k-h


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  reply	other threads:[~2004-02-19 17:35 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-02-19  1:10 udev - HOWTO Kay Sievers
2004-02-19 17:35 ` Greg KH [this message]
2004-02-20  0:28 ` Kay Sievers
2004-02-20  1:48 ` Greg KH

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