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Re: [PATCH] workaround minor lockdep bug triggered by mm_take_all_locks

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From: Arjan van de Ven <arjan@...>
To: Andrea Arcangeli <andrea@...>
Cc: Pekka Enberg <penberg@...>, Peter Zijlstra <a.p.zijlstra@...>, Dave Jones <davej@...>, Roland Dreier <rdreier@...>, Linus Torvalds <torvalds@...>, David Miller <davem@...>, <jeremy@...>, <hugh@...>, <mingo@...>, <akpm@...>, <linux-kernel@...>
Subject: Re: [PATCH] workaround minor lockdep bug triggered by mm_take_all_locks
Date: Monday, August 4, 2008 - 7:38 pm

On Tue, 5 Aug 2008 00:30:11 +0200
Andrea Arcangeli <andrea@qumranet.com> wrote:


interesting; lockdep has been working for the last.. 2 1/2 years at
least, and I don't remember seeing bugreports against it from you that
would describe it as totally non-functional.


Oh well.. seems you're rather preoccupied about it; that's ok, you're
entitled to your opinion even if I don't agree with it ;-)

-- 
If you want to reach me at my work email, use arjan@linux.intel.com
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Messages in current thread:
[RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Peter Zijlstra, (Mon Aug 4, 9:03 am)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Peter Zijlstra, (Thu Aug 7, 7:25 am)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Jeremy Fitzhardinge, (Mon Aug 4, 2:06 pm)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Peter Zijlstra, (Mon Aug 4, 2:54 pm)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Jeremy Fitzhardinge, (Mon Aug 4, 3:26 pm)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Linus Torvalds, (Mon Aug 4, 3:31 pm)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Steven Rostedt, (Wed Oct 8, 11:27 am)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Nick Piggin, (Wed Oct 8, 11:52 am)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Steven Rostedt, (Wed Oct 8, 1:18 pm)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Linus Torvalds, (Wed Oct 8, 11:43 am)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Steven Rostedt, (Wed Oct 8, 12:03 pm)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Linus Torvalds, (Wed Oct 8, 12:19 pm)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Steven Rostedt, (Wed Oct 8, 12:53 pm)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Jeremy Fitzhardinge, (Mon Aug 4, 4:16 pm)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Peter Zijlstra, (Mon Aug 4, 3:39 pm)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Roland Dreier, (Mon Aug 4, 10:07 am)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Peter Zijlstra, (Mon Aug 4, 10:19 am)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Roland Dreier, (Mon Aug 4, 10:26 am)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Peter Zijlstra, (Mon Aug 4, 10:32 am)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Dave Jones, (Mon Aug 4, 10:53 am)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Peter Zijlstra, (Mon Aug 4, 10:56 am)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Andrea Arcangeli, (Mon Aug 4, 12:26 pm)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Peter Zijlstra, (Mon Aug 4, 12:38 pm)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), David Miller, (Mon Aug 4, 5:32 pm)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Andrea Arcangeli, (Mon Aug 4, 1:27 pm)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Peter Zijlstra, (Mon Aug 4, 2:48 pm)
Re: [RFC][PATCH 7/7] lockdep: spin_lock_nest_lock(), Andrea Arcangeli, (Mon Aug 4, 1:46 pm)
[PATCH] workaround minor lockdep bug triggered by mm_take_al..., Andrea Arcangeli, (Mon Aug 4, 1:57 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Peter Zijlstra, (Mon Aug 4, 2:48 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Andrea Arcangeli, (Mon Aug 4, 4:15 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Peter Zijlstra, (Mon Aug 4, 4:37 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Andrea Arcangeli, (Mon Aug 4, 5:09 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Roland Dreier, (Mon Aug 4, 10:00 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Andrea Arcangeli, (Mon Aug 4, 10:18 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Roland Dreier, (Tue Aug 5, 8:02 am)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Andrea Arcangeli, (Tue Aug 5, 8:20 am)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., David Miller, (Mon Aug 4, 5:57 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Arjan van de Ven, (Mon Aug 4, 5:27 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Andrea Arcangeli, (Mon Aug 4, 5:54 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Pekka Enberg, (Mon Aug 4, 5:14 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Andrea Arcangeli, (Mon Aug 4, 5:30 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Arjan van de Ven, (Mon Aug 4, 5:42 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Andrea Arcangeli, (Mon Aug 4, 6:30 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Arjan van de Ven, (Mon Aug 4, 7:38 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Andrea Arcangeli, (Mon Aug 4, 8:47 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Andrew Morton, (Mon Aug 4, 5:41 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Andrea Arcangeli, (Mon Aug 4, 6:12 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Roland Dreier, (Mon Aug 4, 2:56 pm)
Re: [PATCH] workaround minor lockdep bug triggered by mm_tak..., Peter Zijlstra, (Mon Aug 4, 3:05 pm)