linux-kernel - Re: [S+Q2 00/19] SLUB with queueing (V2) beats SLAB netperf TCP

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Message-ID: <20100710195621.GA13720@fancy-poultry.org>
Date:	Sat, 10 Jul 2010 21:56:21 +0200
From:	Heinz Diehl <htd@...cy-poultry.org>
To:	linux-kernel@...r.kernel.org
Cc:	Pekka Enberg <penberg@...helsinki.fi>, linux-mm@...ck.org,
	Nick Piggin <npiggin@...e.de>,
	David Rientjes <rientjes@...gle.com>
Subject: Re: [S+Q2 00/19] SLUB with queueing (V2) beats SLAB netperf TCP_RR

On 10.07.2010, Christoph Lameter wrote: 

> The following patchset cleans some pieces up and then equips SLUB with
> per cpu queues that work similar to SLABs queues. With that approach
> SLUB wins significantly in hackbench and improves also on tcp_rr.

The patchset applies cleanly, however compilation fails with

[....]
mm/slub.c: In function ‘alloc_kmem_cache_cpus’:
mm/slub.c:2093: error: negative width in bit-field ‘<anonymous>’
make[1]: *** [mm/slub.o] Error 1
make: *** [mm] Error 2
make: *** Waiting for unfinished jobs....
[....]

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