linux-kernel - Re: [PATCH, RFC] Char dev BKL pushdown v2

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Message-ID: <4831BD08.6030600@s5r6.in-berlin.de>
Date:	Mon, 19 May 2008 19:46:48 +0200
From:	Stefan Richter <stefanr@...6.in-berlin.de>
To:	Jonathan Corbet <corbet@....net>
CC:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Ingo Molnar <mingo@...e.hu>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Thomas Gleixner <tglx@...utronix.de>,
	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Alexander Viro <viro@....linux.org.uk>,
	linux-kernel@...r.kernel.org,
	Stephen Rothwell <sfr@...b.auug.org.au>
Subject: Re: [PATCH, RFC] Char dev BKL pushdown v2

Jonathan Corbet wrote:
>  drivers/firewire/fw-cdev.c                   |   16 ++++++++---
...
>  drivers/ieee1394/dv1394.c                    |    6 +++-
>  drivers/ieee1394/raw1394.c                   |    3 ++
>  drivers/ieee1394/video1394.c                 |   18 +++++++++---
...
>       ieee1394: cdev lock_kernel() pushdown

I have yet to look at these drivers in detail whether they need BKL or 
not.  They likely don't.

>       firewire: cdev lock_kernel() pushdown

drivers/firewire/fw-cdev.c::fw_device_op_open() does not need the BKL.
-- 
Stefan Richter
-=====-==--- -=-= =--==
http://arcgraph.de/sr/
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