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From: Christoph Lameter <clameter@sgi.com>
To: Nick Piggin <nickpiggin@yahoo.com.au>
Cc: Pekka Enberg <penberg@cs.helsinki.fi>,
	Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>,
	linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH] Implement slub fastpath with sequence number
Date: Tue, 11 Mar 2008 21:14:32 -0700 (PDT)	[thread overview]
Message-ID: <Pine.LNX.4.64.0803112112090.3874@schroedinger.engr.sgi.com> (raw)
In-Reply-To: <200803121013.20810.nickpiggin@yahoo.com.au>

On Wed, 12 Mar 2008, Nick Piggin wrote:

> The oracle/tpcc one I don't know if it has been fixed?

Ok can someone run this with git head? It could have been there because of 
the 4k alloc forwarding to the page allocator. tbench showed the same 
regression that is why I was fixing the tbench regression.

> > And FWIW, I don't like the patch because it makes the code very hairy.
> > But I don't see why we shouldn't merge SLUB fast-path optimizations if
> > they're clean and you have the numbers to show it's a gain even if
> > there are other remaining regressions.
> 
> I'm talking about this patch specifically though. It makes it much
> harder to work with.

Well the patch would need to be cleaned up a bit first.

  reply	other threads:[~2008-03-12  4:15 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-03-11  9:31 Mathieu Desnoyers
2008-03-11  9:41 ` Nick Piggin
2008-03-11 14:45   ` Pekka Enberg
2008-03-11 23:13     ` Nick Piggin
2008-03-12  4:14       ` Christoph Lameter [this message]
2008-03-11 14:34 ` Peter Zijlstra
2008-03-12  4:15   ` Christoph Lameter
2008-03-12 22:17   ` Mathieu Desnoyers
2008-03-13  1:20     ` Mathieu Desnoyers
2008-03-13  1:35       ` Mathieu Desnoyers

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