From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from merlin.infradead.org (merlin.infradead.org [IPv6:2001:4978:20e::2]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 92815B6FAF for ; Wed, 6 Jun 2012 19:02:06 +1000 (EST) Message-ID: <1338973295.2749.81.camel@twins> Subject: Re: [RFC PATCH] sched/numa: do load balance between remote nodes From: Peter Zijlstra To: Alex Shi Date: Wed, 06 Jun 2012 11:01:35 +0200 In-Reply-To: <1338965571-9812-1-git-send-email-alex.shi@intel.com> References: <1338965571-9812-1-git-send-email-alex.shi@intel.com> Content-Type: text/plain; charset="ISO-8859-1" Mime-Version: 1.0 Cc: linux-mips@linux-mips.org, linux-ia64@vger.kernel.org, linux-sh@vger.kernel.org, dhowells@redhat.com, paulus@samba.org, hpa@zytor.com, sparclinux@vger.kernel.org, mingo@kernel.org, sivanich@sgi.com, x86@kernel.org, greg.pearson@hp.com, chris.mason@oracle.com, arjan.van.de.ven@intel.com, mattst88@gmail.com, pjt@google.com, fenghua.yu@intel.com, seto.hidetoshi@jp.fujitsu.com, cmetcalf@tilera.com, ak@linux.intel.com, ink@jurassic.park.msu.ru, anton@samba.org, tglx@linutronix.de, kamezawa.hiroyu@jp.fujitsu.com, rth@twiddle.net, tony.luck@intel.com, torvalds@linux-foundation.org, linux-kernel@vger.kernel.org, ralf@linux-mips.org, lethal@linux-sh.org, linux-alpha@vger.kernel.org, bob.picco@oracle.com, akpm@linux-foundation.org, linuxppc-dev@lists.ozlabs.org, davem@davemloft.net List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Wed, 2012-06-06 at 14:52 +0800, Alex Shi wrote: > - if (sched_domains_numa_distance[level] > REMOTE_DISTANCE) > + if (sched_domains_numa_distance[level] > RECLAIM_DISTANCE)=20 I actually considered this.. I just felt a little uneasy re-purposing the RECLAIM_DISTANCE for this, but I guess its all the same anyway. Both mean expensive-away-distance. So I've taken this. thanks!