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From: Ingo Molnar <mingo@elte.hu>
To: Jason Baron <jbaron@redhat.com>
Cc: linux-kernel@vger.kernel.org, arjan@infradead.org, rdreier@cisco.com
Subject: Re: locking hierarchy based on lockdep
Date: Thu, 9 Nov 2006 10:15:55 +0100	[thread overview]
Message-ID: <20061109091554.GB23876@elte.hu> (raw)
In-Reply-To: <Pine.LNX.4.64.0611081254150.18340@dhcp83-20.boston.redhat.com>


* Jason Baron <jbaron@redhat.com> wrote:

> You are right though, i think that the data in the locks after lists 
> is sufficient to re-create the entire graph, since its acyclic, but by 
> simply printing out nodes of distance '1', the algorithm is greatly 
> simplified. Otherwise, i'd have to first reconstruct the graph...

but ... the locks_after list should really only include locks that are 
taken immediately after. I.e. there should only be 'distance 1' locks.

	Ingo


  reply	other threads:[~2006-11-09  9:17 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-11-06 18:32 Jason Baron
2006-11-06 20:05 ` Ingo Molnar
2006-11-06 20:21   ` Roland Dreier
2006-11-06 20:22     ` Jason Baron
2006-11-06 20:37       ` Roland Dreier
2006-11-06 20:40         ` Jason Baron
2006-11-07 23:39   ` Jason Baron
2006-11-07 23:53     ` Ingo Molnar
2006-11-08 18:04       ` Jason Baron
2006-11-09  9:15         ` Ingo Molnar [this message]
2006-11-09 18:58           ` Jason Baron
2006-11-10  9:27             ` Ingo Molnar
2006-11-08 13:08     ` Pavel Machek

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