From: Andi Kleen <ak@suse.de>
Date: Mon, 8 Aug 2005 16:47:19 +0000 (+0200)
Subject: [PATCH] Fix SRAT for non dual core AMD systems
X-Git-Tag: v2.6.12.5~7
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4491f6fe1c32fc8de79ceb3b57e90647aaca8cdb;p=thirdparty%2Fkernel%2Fstable.git

[PATCH] Fix SRAT for non dual core AMD systems

Patch for 2.6.12-STABLE

This fixes a bug in SRAT handling on AMD systems that was introduced
with the dual core support. It would be disabled on CPUs without dual core.
Just drop the bogus check.

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Chris Wright <chrisw@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/arch/x86_64/kernel/setup.c b/arch/x86_64/kernel/setup.c
index 99f038ede23c3..6c4caed19b6b2 100644
--- a/arch/x86_64/kernel/setup.c
+++ b/arch/x86_64/kernel/setup.c
@@ -729,8 +729,6 @@ static void __init amd_detect_cmp(struct cpuinfo_x86 *c)
 	int cpu = smp_processor_id();
 	int node = 0;
 	unsigned bits;
-	if (c->x86_num_cores == 1)
-		return;
 
 	bits = 0;
 	while ((1 << bits) < c->x86_num_cores)