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From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	Nick Piggin <npiggin@suse.de>,
	a.p.zijlstra@chello.nl, linux-kernel@vger.kernel.org,
	mpm@selenic.com, Hugh Dickins <hugh@veritas.com>
Subject: Re: [patch] mm: tiny-shmem fix lor, mmap_sem vs i_mutex
Date: Thu, 18 Sep 2008 12:29:01 -0700	[thread overview]
Message-ID: <48D2ABFD.3040103@goop.org> (raw)
In-Reply-To: <20080918111226.GD29968@elte.hu>

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

  reply	other threads:[~2008-09-18 19:29 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-10 11:37 [patch] x86: some lock annotations for user copy paths Nick Piggin
2008-09-10 11:41 ` Peter Zijlstra
2008-09-10 11:47   ` Ingo Molnar
2008-09-10 11:50     ` Ingo Molnar
2008-09-10 12:12     ` Ingo Molnar
2008-09-10 12:32       ` Ingo Molnar
2008-09-10 15:12         ` Nick Piggin
2008-09-10 14:48       ` Nick Piggin
2008-09-10 15:01         ` Peter Zijlstra
2008-09-10 15:17           ` Nick Piggin
2008-09-10 15:26           ` Nick Piggin
2008-09-11  8:27             ` Ingo Molnar
2008-09-11 10:43               ` Nick Piggin
2008-09-12  9:24                 ` [PATCH] sysfs: fix deadlock Ingo Molnar
2008-09-14 22:02                   ` Nick Piggin
2008-09-15  9:15                     ` Peter Zijlstra
2008-09-14  7:39               ` [lockdep] possible circular locking, between &mm->mmap_sem and &dev->ev_mutex Ingo Molnar
2008-09-14  7:44                 ` Andrew Morton
2008-09-14  8:06                   ` [patch] mm: fix locking, inotify_read's ev_mutex vs do_page_fault's mmap_sem Ingo Molnar
2008-09-14 22:12                     ` [patch] mm: tiny-shmem fix lor, mmap_sem vs i_mutex Nick Piggin
2008-09-17 20:14                       ` Andrew Morton
2008-09-17 20:46                         ` Matt Mackall
2008-09-18 11:12                         ` Ingo Molnar
2008-09-18 19:29                           ` Jeremy Fitzhardinge [this message]
2008-09-18 21:11                             ` Matt Mackall
2008-09-20  2:18                               ` Dave Hansen
2008-09-20 16:12                                 ` Hugh Dickins
2008-09-22 15:14                                   ` Dave Hansen
2008-09-22 14:54                                 ` David Howells
2008-09-23  5:32                                   ` Nick Piggin
2008-09-24 19:29                                     ` Hugh Dickins
2008-09-24 19:47                                       ` Andrew Morton
2008-09-24 18:18                                   ` David Howells
2008-09-24 18:29                                     ` Matt Mackall
2008-09-24 19:41                                       ` Hugh Dickins
2008-09-24 19:59                                       ` David Howells
2008-09-24 23:43                                         ` Hugh Dickins
2008-09-24 18:56                                     ` David Howells
2008-09-24 19:11                                       ` Matt Mackall
2008-09-24 19:26                                       ` David Howells
2008-09-19  8:40                             ` Ingo Molnar
2008-09-14 21:36                   ` [lockdep] possible circular locking, between &mm->mmap_sem and &dev->ev_mutex Nick Piggin
2008-09-10 14:30     ` [patch] x86: some lock annotations for user copy paths Nick Piggin
2008-09-10 14:31 ` Andi Kleen

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