linux-kernel - Re: [PATCH] Remove BKL from sysctl(2)

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Date:	Tue, 22 Jan 2008 21:52:25 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Alexey Dobriyan <adobriyan@...il.com>
Cc:	akpm@...l.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Remove BKL from sysctl(2)


* Alexey Dobriyan <adobriyan@...il.com> wrote:

> /proc/sys part of sysctl code runs without BKL held, so BKL during 
> sysctl(2) is useless. Remove misleading comment and "protection" 
> around coredumping code -- kernel.core_pattern can be written without 
> BKL.
> 
> do_sysctl() and lookup in /proc/sys use identical iterators, so any 
> locking bug BKL supposedly fixed in sysctl(2) code we should have in 
> /proc/sys code anyway.
> 
> Signed-off-by: Alexey Dobriyan <adobriyan@...il.com>

cool! You just shortened the grand 10-year-plan of BKL removal by at 
least one year :-)

Acked-by: Ingo Molnar <mingo@...e.hu>

	Ingo
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