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From: David Miller <davem@davemloft.net>
To: herbert@gondor.apana.org.au
Cc: a.p.zijlstra@chello.nl, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, akpm@osdl.org, mingo@elte.hu,
	gandalf@wlug.westbo.se
Subject: Re: [PATCH] lockdep: fix sk->sk_callback_lock locking
Date: Wed, 29 Nov 2006 12:06:07 -0800 (PST)	[thread overview]
Message-ID: <20061129.120607.21923563.davem@davemloft.net> (raw)
In-Reply-To: <20061129120709.GB22749@gondor.apana.org.au>

From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Wed, 29 Nov 2006 23:07:09 +1100

> On Wed, Nov 29, 2006 at 12:42:24PM +0100, Peter Zijlstra wrote:
> > 
> > However I'm not quite sure yet how to teach lockdep about this. The
> > proposed patch will shut it up though.
> 
> As a rule I think we should never make semantic changes to shut up
> lockdep.

Especially ones which are costly, as this proposed change is in
that it disables software interrupts in a place where that
is completely unnecessary.

Let's not even consider this patch :)

      reply	other threads:[~2006-11-29 20:06 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1164547971.30244.22.camel@localhost.localdomain>
     [not found] ` <1164635760.6588.27.camel@twins>
     [not found]   ` <1164660685.30244.36.camel@localhost.localdomain>
2006-11-28 12:07     ` [PATCH] lockdep: fix sk->sk_callback_lock locking Peter Zijlstra
2006-11-29  7:49       ` Herbert Xu
2006-11-29  8:44         ` Jarek Poplawski
2006-11-29 11:42         ` Peter Zijlstra
2006-11-29 12:07           ` Herbert Xu
2006-11-29 20:06             ` David Miller [this message]

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