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Re: [BUG] Lockless patches cause hardlock under heavy IO

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From: Arjan van de Ven <arjan@...>
To: Ryan Hope <rmh3093@...>
Cc: <linux-mm@...>, LKML <linux-kernel@...>
Subject: Re: [BUG] Lockless patches cause hardlock under heavy IO
Date: Wednesday, June 18, 2008 - 5:28 pm

On Wed, 18 Jun 2008 17:15:08 -0400
"Ryan Hope" <rmh3093@gmail.com> wrote:



if it's locking related, enabling LOCKDEP is a first good test to do.

CONFIG_PROVE_LOCKING=y
as well as the various spinlock/mutex lock debug questions



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Messages in current thread:
[BUG] Lockless patches cause hardlock under heavy IO, Ryan Hope, (Wed Jun 18, 5:15 pm)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Peter Zijlstra, (Thu Jun 19, 4:12 am)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Nick Piggin, (Thu Jun 19, 4:19 am)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Ryan Hope, (Sun Jun 22, 10:37 am)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Peter Zijlstra, (Sun Jun 22, 11:07 am)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Ryan Hope, (Sun Jun 22, 11:18 am)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Nick Piggin, (Sun Jun 22, 10:29 pm)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Zan Lynx, (Mon Jun 23, 7:48 pm)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Ryan Hope, (Sun Jun 22, 11:51 pm)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Nick Piggin, (Mon Jun 23, 7:54 am)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Paul E. McKenney, (Mon Jun 23, 9:05 am)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Nick Piggin, (Mon Jun 23, 8:13 pm)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Ryan Hope, (Tue Jun 24, 11:12 am)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Paul E. McKenney, (Tue Jun 24, 11:32 am)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Ryan Hope, (Tue Jun 24, 11:57 am)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Paul E. McKenney, (Tue Jun 24, 12:12 pm)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Ryan Hope, (Tue Jun 24, 12:23 pm)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Ryan Hope, (Tue Jun 24, 2:01 pm)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Nick Piggin, (Sun Jun 22, 11:56 pm)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Ryan Hope, (Fri Jun 20, 10:33 am)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Ryan Hope, (Thu Jun 19, 4:31 pm)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Ryan Hope, (Thu Jun 19, 10:52 am)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Arjan van de Ven, (Wed Jun 18, 5:28 pm)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Ryan Hope, (Thu Jun 19, 10:45 am)
Re: [BUG] Lockless patches cause hardlock under heavy IO, Arjan van de Ven, (Thu Jun 19, 8:05 pm)