netdev - Re: calling request_firmware() from module init will not work with recent/future udev versions

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Message-ID: <1326621743.3448.1.camel@jlt3.sipsolutions.net>
Date:	Sun, 15 Jan 2012 11:02:23 +0100
From:	Johannes Berg <johannes@...solutions.net>
To:	Kay Sievers <kay.sievers@...y.org>
Cc:	netdev@...r.kernel.org, linux-wireless@...r.kernel.org,
	Tom Gundersen <teg@...m.no>, Andy Whitcroft <apw@...onical.com>
Subject: Re: calling request_firmware() from module init will not work with
 recent/future udev versions

Kay,

> These drivers need to be fixed to load their firmware during ifup,
> which would be the most flexible solution. That way, it should also
> work if the driver is built-in, or is loaded from initramfs and no
> firmware is available.
> Alternatively, the firmware request should be able to use the aync
> firmware_request API and not the blocking one.

Will udev now also return the async load only after root is booted if it
can't be satisfied earlier? There are a number of devices, particularly
wireless, that need firmware before they can register with mac80211 for
capability advertisement reasons.

johannes

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