From mboxrd@z Thu Jan  1 00:00:00 1970
From: Greg KH <greg@kroah.com>
Date: Tue, 06 Jan 2009 06:34:09 +0000
Subject: Re: How to replace hotplug handler
Message-Id: <20090106063409.GA10409@kroah.com>
List-Id: <linux-hotplug.vger.kernel.org>
References: <1864acd30901052225gb3156c4t95da3ff88f691fe5@mail.gmail.com>
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To: linux-hotplug@vger.kernel.org

On Tue, Jan 06, 2009 at 03:25:27PM +0900, Adam Jiang wrote:
> Hello,
> 
> I am a newbie for kernel-hacking. I have a problem with hotplug
> handler. That's a kind of handset, on which the system should detect
> the hotplug events with a special program like 'pnphandler'. It will
> work fine when I do
> % echo "/usr/bin/pnphandler" > /proc/sys/kernel/hotplug
> 
> But how can I write this into kernel or rootdisk instead of doing it
> again and again after reboot.

The kernel config option CONFIG_UEVENT_HELPER_PATH should be what you
need.

Hope this helps,

greg k-h