linux-kernel - Re: Regression in 2.6.27-rcX caused by commit bc19d6e0b74ef03a3baf035412c95192b54dfc6f

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Message-Id: <200809171626.28782.mb@bu3sch.de>
Date:	Wed, 17 Sep 2008 16:26:28 +0200
From:	Michael Buesch <mb@...sch.de>
To:	Henrique de Moraes Holschuh <hmh@....eng.br>
Cc:	Carlos Corbacho <carlos@...angeworlds.co.uk>,
	bcm43xx-dev@...ts.berlios.de,
	Larry Finger <Larry.Finger@...inger.net>,
	Adel Gadllah <adel.gadllah@...il.com>,
	LKML <linux-kernel@...r.kernel.org>,
	wireless <linux-wireless@...r.kernel.org>
Subject: Re: Regression in 2.6.27-rcX caused by commit bc19d6e0b74ef03a3baf035412c95192b54dfc6f

On Wednesday 17 September 2008 00:37:29 Henrique de Moraes Holschuh wrote:
> On Tue, 16 Sep 2008, Michael Buesch wrote:
> > But I don't know how to tell the rfkill subsystem about the states and
> 
> rfkill_force_state().  Must NOT be called from within atomic contextes,
> something I haven't got around to find a proper way of fixing, and nobody
> else seems to be on a rfkill coding frenzy right now.

That's a showstopper for us, as we have to change the state from
within an interrupt tasklet.

> I won't go on the rfkill-allocate/-free stuff, messing with that API means
> you need to fix a lot of other people's drivers.  But you have the
> rfkill-hw-state-changed now, it is called rfkill_force_state().  The only
> crap is that it cannot be called from atomic contexts.

Yeah well. I didn't know. I lost interest in rfkill pretty much when it
stopped blowing up (until it started again when somebody merged a patch
recently).

-- 
Greetings Michael.
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