From: Andi Kleen <ak@suse.de>
To: Matthew Dobson <colpatch@us.ibm.com>
Cc: Andi Kleen <ak@suse.de>, Nick Piggin <nickpiggin@yahoo.com.au>,
LKML <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@osdl.org>,
"Martin J. Bligh" <mbligh@aracnet.com>
Subject: Re: [RFC PATCH] sched_domains: Make SD_NODE_INIT per-arch
Date: Thu, 30 Sep 2004 23:12:28 +0200 [thread overview]
Message-ID: <20040930211228.GE28315@wotan.suse.de> (raw)
In-Reply-To: <1096578415.20964.9.camel@arrakis>
> Well, you can certainly base the x86_64 CMP values on the current
> SD_SIBLING_INIT values. Those are well publicized, see
> include/linux/sched.h! ;)
Current BK has it in kernel/sched.c.
And it also broke NUMA kernels on UP, but that's a different issue.
> I suppose it would be pretty trivial to define defaults in
> include/asm-generic/topology.h, and allow arches that care to define
> their own SD_*_INITs without disrupting anyone else. Actually, that's
> far better than what I've got now. I'll run that patch up after the
> meeting I'm currently late for and post it in a couple hours.
Full override isn't good imho because it could lead to bit rot,
better is to have defaults that can be used as a base, but tweaked.
-Andi
next prev parent reply other threads:[~2004-09-30 21:16 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-29 1:12 Matthew Dobson
2004-09-30 8:15 ` Nick Piggin
2004-09-30 18:36 ` Matthew Dobson
2004-09-30 19:23 ` Andrew Morton
2004-09-30 20:20 ` Matthew Dobson
2004-10-01 6:15 ` Martin J. Bligh
2004-10-01 22:20 ` Matthew Dobson
2004-10-02 16:02 ` Martin J. Bligh
2004-09-30 20:45 ` Andi Kleen
2004-09-30 21:06 ` Matthew Dobson
2004-09-30 21:12 ` Andi Kleen [this message]
2004-09-30 23:47 ` Matthew Dobson
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