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authorTejun Heo <tj@kernel.org>2009-04-01 10:06:33 +0400
committerIngo Molnar <mingo@elte.hu>2009-04-02 08:08:05 +0400
commiteb12ce60c81826a99eadbc56401e08ceb37a0cc2 (patch)
tree63a0451af66bb12b7f3e695fee1a9813addbeb9d /arch/x86/kernel/setup_percpu.c
parent0f8f308925ebe0480bd9831d32963ee0b885e24b (diff)
downloadlinux-eb12ce60c81826a99eadbc56401e08ceb37a0cc2.tar.xz
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/setup_percpu.c')
-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;