linux-kernel - Re: orinoco driver causes *lots* of lockdep spew

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Message-ID: <20060803185800.GB12062@bougret.hpl.hp.com>
Date:	Thu, 3 Aug 2006 11:58:00 -0700
From:	Jean Tourrilhes <jt@....hp.com>
To:	Christoph Hellwig <hch@...radead.org>,
	Herbert Xu <herbert@...dor.apana.org.au>,
	Arjan van de Ven <arjan@...radead.org>, davej@...hat.com,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	davem@...emloft.net, linville@...driver.com, jt@....hp.com
Subject: Re: orinoco driver causes *lots* of lockdep spew

On Thu, Aug 03, 2006 at 03:11:53PM +0100, Christoph Hellwig wrote:
> On Thu, Aug 03, 2006 at 11:54:41PM +1000, Herbert Xu wrote:
> > Arjan van de Ven <arjan@...radead.org> wrote:
> > > 
> > > this is another one of those nasty buggers;
> > 
> > Good catch.  It's really time that we fix this properly rather than
> > adding more kludges to the core code.
> > 
> > Dave, once this goes in you can revert the previous netlink workaround
> > that added the _bh suffix.
> > 
> > [WIRELESS]: Send wireless netlink events with a clean slate
> 
> Could we please just get rid of the wireless extensions over netlink code
> again?  It doesn't help to solve anything and just creates a bigger mess
> to untangle when switching to a fully fledged wireless stack.

	That's not going to happen any time soon, NetworkManager
depends on Wireless Events, as well as many other apps. And there is
not many mechanisms you can use in the kernel to generate events from
driver to userspace.
	Have fun...

	Jean

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