From mboxrd@z Thu Jan  1 00:00:00 1970
From: Oliver Neukum <oliver@neukum.org>
Subject: Re: [Ksummit-2010-discuss] [v2] Remaining BKL users, what to do
Date: Tue, 19 Oct 2010 21:40:47 +0200
Message-ID: <201010192140.47433.oliver@neukum.org>
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To: Greg KH <greg@kroah.com>
Cc: Valdis.Kletnieks@vt.edu, Dave Airlie <airlied@gmail.com>, Arnd Bergmann <arnd@arndb.de>, codalist@telemann.coda.cs.cmu.edu, ksummit-2010-discuss@lists.linux-foundation.org, autofs@linux.kernel.org, Jan Harkes <jaharkes@cs.cmu.edu>, Samuel Ortiz <samuel@sortiz.org>, Jan Kara <jack@suse.cz>, Arnaldo Carvalho de Melo <acme@ghostprotocols.net>, netdev@vger.kernel.org, Anders Larsen <al@alarsen.net>, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Bryan Schumaker <bjschuma@netapp.com>, Christoph Hellwig <hch@infradead.org>, Petr Vandrovec <vandrove@vc.cvut.cz>, Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>, linux-fsdevel@vger.kernel.org, Evgeniy Dushistov <dushistov@mail.ru>, Ingo Molnar <mingo@elte.hu>, Andrew Hendry <andrew.hendry@gmail.com>, linux-media@vger.kernel.org

Am Dienstag, 19. Oktober 2010, 21:37:35 schrieb Greg KH:
> > So no need to clean it up for multiprocessor support.
> > 
> > http://download.intel.com/design/chipsets/datashts/29067602.pdf
> > http://www.intel.com/design/chipsets/specupdt/29069403.pdf
> 
> Great, we can just drop all calls to lock_kernel() and the like in the
> driver and be done with it, right?

No,

you still need to switch off preemption.

	Regards
		Oliver