linux-kernel - Re: [patch] mm: tiny-shmem fix lor, mmap_sem vs i

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Message-ID: <48D2ABFD.3040103@goop.org>
Date:	Thu, 18 Sep 2008 12:29:01 -0700
From:	Jeremy Fitzhardinge <jeremy@...p.org>
To:	Ingo Molnar <mingo@...e.hu>
CC:	Andrew Morton <akpm@...ux-foundation.org>,
	Nick Piggin <npiggin@...e.de>, a.p.zijlstra@...llo.nl,
	linux-kernel@...r.kernel.org, mpm@...enic.com,
	Hugh Dickins <hugh@...itas.com>
Subject: Re: [patch] mm: tiny-shmem fix lor, mmap_sem vs i_mutex

Ingo Molnar wrote:
> in 7 days that's about 7000 random bootups, 20% of which had TINY_SHMEM 
> enabled, half 32-bit, half 64-bit x86. It did not blow up in any way 
> that would have prevented the kernel from building its next random 
> version from within itself and it did not produce any kernel messages 
> with various random kernel debug, compile and boot options.
>   

Does anything in that workload actually use shared memory?

    J
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