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From: md@Linux.IT (Marco d'Itri)
To: linux-hotplug@vger.kernel.org
Subject: Re: How to check if driver is in-built or module?
Date: Fri, 03 Mar 2006 21:01:31 +0000	[thread overview]
Message-ID: <20060303210131.GA13403@wonderland.linux.it> (raw)
In-Reply-To: <1141418150.4408a8a625721@cs1.alpha12.l-secure.net>

On Mar 03, juuso.alasuutari@tamperelainen.org wrote:

> How can I tell udev to modprobe <module> only if <module> exists and hasn't been
> compiled in the kernel? In my experience modules are visible to udev only when

# check if the device has already been claimed by a driver
ENV{PHYSDEVDRIVER}="?*", GOTO="hotplug_driver_loaded"

ENV{MODALIAS}="?*",    RUN+="/sbin/modprobe $env{MODALIAS}"

LABEL="hotplug_driver_loaded"

Look at the Debian rules files for details.

> I need this feature for those modules that aren't autoloaded, such as rtc. The
> idea would not be to modprobe all modules that exist, but to add conditional
> that would run modprobe only if necessary.
I doubt that this buys you much anyway.

-- 
ciao,
Marco


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  reply	other threads:[~2006-03-03 21:01 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-03-03 20:35 How to check if driver is in-built or module? juuso.alasuutari
2006-03-03 21:01 ` Marco d'Itri [this message]
2006-03-04  0:12 ` Scott James Remnant
2006-03-04  0:51 ` Greg KH
2006-03-04  2:49 ` juuso.alasuutari
2006-03-04  5:42 ` Greg KH
2006-03-04 12:07 ` juuso.alasuutari
2006-03-04 12:10 ` Marco d'Itri
2006-03-06 23:45 ` juuso.alasuutari
2006-03-08  9:38 ` Andrey Borzenkov
2006-03-31 20:52 ` juuso.alasuutari
2006-04-01  1:05 ` Greg KH

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