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

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Message-ID: <20080619170512.6ef5cd3a@infradead.org>
Date:	Thu, 19 Jun 2008 17:05:12 -0700
From:	Arjan van de Ven <arjan@...radead.org>
To:	"Ryan Hope" <rmh3093@...il.com>
Cc:	linux-mm@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [BUG] Lockless patches cause hardlock under heavy IO

On Thu, 19 Jun 2008 10:45:43 -0400
"Ryan Hope" <rmh3093@...il.com> wrote:

> Well enabling these debug options is sorta useless because once it
> hardlocks I cant see or do anything..
> 

the nice thing about lockdep is that it spots *potential* deadlocks;
often well before the actual deadlock happens...



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