From mboxrd@z Thu Jan 1 00:00:00 1970 Message-Id: <20070917183507.332345000@sgi.com> Date: Mon, 17 Sep 2007 11:35:07 -0700 From: travis@sgi.com Subject: [PATCH 0/1] ppc64: Convert cpu_sibling_map to a per_cpu data array ppc64 v2 Sender: owner-linux-mm@kvack.org Return-Path: To: sfr@canb.auug.org.au, Andrew Morton Cc: Andi Kleen , Christoph Lameter , linux-mm@kvack.org, linux-kernel@vger.kernel.org, linuxppc-dev@ozlabs.org, sparclinux@vger.kernel.org List-ID: Stephen Rothwell wrote: > On Mon, 17 Sep 2007 16:28:31 +1000 Stephen Rothwell wrote: >> the topology (on my POWERPC5+ box) is not correct: >> >> cpu0/topology/thread_siblings:0000000f >> cpu1/topology/thread_siblings:0000000f >> cpu2/topology/thread_siblings:0000000f >> cpu3/topology/thread_siblings:0000000f >> >> it used to be: >> >> cpu0/topology/thread_siblings:00000003 >> cpu1/topology/thread_siblings:00000003 >> cpu2/topology/thread_siblings:0000000c >> cpu3/topology/thread_siblings:0000000c > > This would be because we are setting up the cpu_sibling map before we > call setup_per_cpu_areas(). The following patch hopefully should fix this problem. I'm not able to build or test it but the few references to cpu_sibling_map seem to all occur well after setup_per_cpu_areas is called. Thanks Stephen for checking this out! -- -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org