linux-kernel - Re: [patch 4/7] sh: Remove BKL from landisk gio

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Date:	Fri, 16 Oct 2009 15:18:18 +0900
From:	Paul Mundt <lethal@...ux-sh.org>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	LKML <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...e.hu>,
	Arnd Bergmann <arnd@...db.de>,
	ALan Cox <alan@...rguk.ukuu.org.uk>,
	Frederic Weisbecker <fweisbec@...il.com>
Subject: Re: [patch 4/7] sh: Remove BKL from landisk gio

On Thu, Oct 15, 2009 at 08:42:33AM -0000, Thomas Gleixner wrote:
> The open function got the BKL via the big push down. Replace it by
> preempt_enable/disable as this is sufficient for an UP machine.
> 
> The ioctl can be unlocked because there is no functionality which
> requires serialization. The usage by multiple callers is broken with
> and without the BKL due to the local static variable addr.
> 
> Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
> Cc: Paul Mundt <lethal@...ux-sh.org>

Applied to my 2.6.32 queue, thanks Thomas.
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