summary refs log tree commit diff
path: root/arch/x86/kernel
diff options
context:
space:
mode:
authorTejun Heo <tj@kernel.org>2009-04-01 15:06:33 +0900
committerIngo Molnar <mingo@elte.hu>2009-04-02 06:08:05 +0200
commiteb12ce60c81826a99eadbc56401e08ceb37a0cc2 (patch)
tree63a0451af66bb12b7f3e695fee1a9813addbeb9d /arch/x86/kernel
parent0f8f308925ebe0480bd9831d32963ee0b885e24b (diff)
downloadlinux-eb12ce60c81826a99eadbc56401e08ceb37a0cc2.tar.gz
x86,percpu: fix inverted NUMA test in setup_pcpu_remap()
setup_percpu_remap() is for NUMA machines yet it bailed out with
-EINVAL if pcpu_need_numa().  Fix the inverted condition.

This problem was reported by David Miller and verified by Yinhai Lu.

Reported-by: David Miller <davem@davemloft.net>
Reported-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Tejun Heo <tj@kernel.org>
LKML-Reference: <49D30469.8020006@kernel.org>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/kernel')
-rw-r--r--arch/x86/kernel/setup_percpu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c
index 400331b50a53..876b1271c1dc 100644
--- a/arch/x86/kernel/setup_percpu.c
+++ b/arch/x86/kernel/setup_percpu.c
@@ -162,7 +162,7 @@ static ssize_t __init setup_pcpu_remap(size_t static_size)
 	 * If large page isn't supported, there's no benefit in doing
 	 * this.  Also, on non-NUMA, embedding is better.
 	 */
-	if (!cpu_has_pse || pcpu_need_numa())
+	if (!cpu_has_pse || !pcpu_need_numa())
 		return -EINVAL;
 
 	last = NULL;