Date: Thu, 13 Nov 2008 15:11:16 -0800 (PST)
Message-Id: <20081113.151116.139760511.davem@davemloft.net>
To: benh@kernel.crashing.org
Cc: rjw@sisk.pl, linux-kernel@vger.kernel.org, kernel-testers@vger.kernel.org,
       akpm@linux-foundation.org, cloos@jhcloos.com, paul@burly.ondioline.org,
       torvalds@linux-foundation.org
Subject: Re: [Bug #11875] radeonfb lockup in .28-rc (bisected)
From: David Miller <davem@davemloft.net>
In-Reply-To: <1226295985.7731.7.camel@pasglop>
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	<wnN9HICUAgP.A._d.f5zFJB@chimera>
	<1226295985.7731.7.camel@pasglop>
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From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Date: Mon, 10 Nov 2008 16:46:25 +1100

> David, would you mind testing on your machine ? It's the one that shows
> the biggest performance improvement, and I would like to know how much
> it is affected by that patch. As long as the "worst case" performance
> is still reasonable, I'm ok to take the hit if the improvement for you
> is still significant.

Finally got around to this, we lose about a full second in the
"cat rfc3261.txt" benchmark:

2.6.28-rc4 vanilla:

7.634
7.704
7.688

2.6.28rc4+patch:

8.712
8.685
8.702
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