From: Peter Zijlstra <peterz@infradead.org>
To: Mike Galbraith <efault@gmx.de>
Cc: lkml <linux-kernel@vger.kernel.org>,
Suresh Siddha <suresh.b.siddha@intel.com>,
Paul Turner <pjt@google.com>,
Arjan Van De Ven <arjan@linux.intel.com>
Subject: Re: [rfc][patch] select_idle_sibling() inducing bouncing on westmere
Date: Thu, 24 May 2012 15:20:41 +0200 [thread overview]
Message-ID: <1337865641.9783.149.camel@laptop> (raw)
In-Reply-To: <1337865431.9783.148.camel@laptop>
On Thu, 2012-05-24 at 15:17 +0200, Peter Zijlstra wrote:
> For power7 with 4 smt it would end up as 1230 I guess.
One more thing, in light of that, can't you simplify the core stuff to
be a simple shift as well? map them 123450, does it really matter to
pair them off like 103254 ?
next prev parent reply other threads:[~2012-05-24 13:20 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-24 11:04 [rfc][patch] select_idle_sibling() inducing bouncing on westmere Mike Galbraith
2012-05-24 13:17 ` Peter Zijlstra
2012-05-24 13:20 ` Peter Zijlstra [this message]
2012-05-25 6:14 ` Mike Galbraith
2012-05-26 6:37 ` Mike Galbraith
2012-05-26 7:29 ` Peter Zijlstra
2012-05-26 8:27 ` Mike Galbraith
2012-05-27 9:17 ` Mike Galbraith
2012-05-27 11:02 ` Mike Galbraith
2012-05-27 11:12 ` Mike Galbraith
2012-05-27 14:11 ` Arjan van de Ven
2012-05-27 14:29 ` Mike Galbraith
2012-05-27 14:32 ` Mike Galbraith
2012-05-29 18:58 ` Andreas Herrmann
2012-05-25 6:08 ` Mike Galbraith
2012-05-25 8:06 ` Mike Galbraith
2012-06-05 14:30 ` Mike Galbraith
2012-06-11 16:57 ` [patch v3] sched: fix select_idle_sibling() induced bouncing Mike Galbraith
2012-06-11 17:22 ` Peter Zijlstra
2012-06-11 17:55 ` Mike Galbraith
2012-06-11 18:53 ` Suresh Siddha
2012-06-12 3:18 ` Mike Galbraith
2012-06-20 10:48 ` [tip:sched/core] sched: Improve scalability via 'CPU buddies', which withstand random perturbations tip-bot for Mike Galbraith
2012-07-24 14:18 ` tip-bot for Mike Galbraith
2012-06-19 8:47 ` [patch v3] sched: fix select_idle_sibling() induced bouncing Paul Turner
2012-06-06 10:17 ` [rfc][patch] select_idle_sibling() inducing bouncing on westmere Mike Galbraith
2012-06-06 10:38 ` Mike Galbraith
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