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From: Christoph Lameter <cl@linux-foundation.org>
To: Pekka Enberg <penberg@cs.helsinki.fi>
Cc: Eric Dumazet <dada1@cosmosbay.com>,
	Miklos Szeredi <miklos@szeredi.hu>,
	nickpiggin@yahoo.com.au, hugh@veritas.com, linux-mm@kvack.org,
	linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
	akpm@linux-foundation.org
Subject: Re: SLUB defrag pull request?
Date: Thu, 30 Oct 2008 10:45:45 -0500 (CDT)	[thread overview]
Message-ID: <Pine.LNX.4.64.0810301044290.20953@quilx.com> (raw)
In-Reply-To: <1225191983.27477.16.camel@penberg-laptop>

On Tue, 28 Oct 2008, Pekka Enberg wrote:

> Christoph, I was sort of expecting a NAK/ACK from you before merging
> this. I would be nice to have numbers on this but then again I don't see
> how this can hurt either.

Its an additional instruction in a hot path. Lets see some numbers first.

Try tbench. Seems to be very popular recently. Or my microbenchmarks 
for slab allocations on kernel.org.


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  parent reply	other threads:[~2008-10-30 15:45 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1223883004.31587.15.camel@penberg-laptop>
     [not found] ` <1223883164.31587.16.camel@penberg-laptop>
     [not found]   ` <Pine.LNX.4.64.0810131227120.20511@blonde.site>
2008-10-13 12:54     ` Nick Piggin
2008-10-13 13:59       ` Miklos Szeredi
2008-10-13 14:27         ` Miklos Szeredi
2008-10-13 16:35           ` Christoph Lameter
2008-10-13 14:49             ` Miklos Szeredi
2008-10-13 15:22               ` Miklos Szeredi
2008-10-20 14:59               ` Christoph Lameter
2008-10-20 18:01                 ` Miklos Szeredi
2008-10-20 18:22                   ` Christoph Lameter
2008-10-20 18:40                     ` Miklos Szeredi
2008-10-20 19:11                       ` Christoph Lameter
2008-10-20 19:28                         ` Miklos Szeredi
2008-10-20 19:53                           ` Christoph Lameter
2008-10-20 20:50                             ` Miklos Szeredi
2008-10-21 23:17                               ` Christoph Lameter
2008-10-22  7:10                                 ` Miklos Szeredi
2008-10-22 15:42                                   ` Christoph Lameter
2008-10-22 19:46                                     ` Miklos Szeredi
2008-10-22 19:54                                       ` Christoph Lameter
2008-10-22 20:11                                         ` Miklos Szeredi
2008-10-22 20:19                                           ` Christoph Lameter
2008-10-22 20:26                                             ` Miklos Szeredi
2008-10-22 20:48                                               ` Pekka Enberg
2008-10-22 21:01                                                 ` Christoph Lameter
2008-10-22 21:04                                                 ` Miklos Szeredi
2008-10-22 21:12                                                   ` Pekka Enberg
2008-10-22 21:28                                                   ` Christoph Lameter
2008-10-22 22:10                                                     ` Miklos Szeredi
2008-10-22 23:20                                                       ` Christoph Lameter
2008-10-23  7:10                                                       ` Pekka Enberg
2008-10-23  8:38                                                         ` Miklos Szeredi
2008-10-23 13:40                                                           ` Christoph Lameter
2008-10-23 13:58                                                             ` Pekka Enberg
2008-10-23 14:09                                                               ` Christoph Lameter
2008-10-23 14:14                                                                 ` Pekka Enberg
2008-10-23 14:25                                                                   ` Christoph Lameter
2008-10-23 15:17                                                                     ` Eric Dumazet
2008-10-23 15:39                                                                       ` Christoph Lameter
2008-10-23 16:35                                                                         ` Eric Dumazet
2008-10-23 16:47                                                                           ` Christoph Lameter
2008-10-23 17:14                                                                             ` Eric Dumazet
2008-10-28 11:06                                                                               ` Pekka Enberg
2008-10-28 11:19                                                                                 ` Nick Piggin
2008-10-30 15:45                                                                                 ` Christoph Lameter [this message]
2008-10-22 20:59                                               ` Christoph Lameter
2008-10-20 23:04                             ` Dave Chinner
2008-10-13 16:24         ` Christoph Lameter
2008-10-13 14:28           ` Miklos Szeredi

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