From d71b5a73fe9af42752c4329b087f7911b35f8f79 Mon Sep 17 00:00:00 2001
From: Andrea Arcangeli <aarcange@redhat.com>
Date: Wed, 21 Mar 2012 16:34:16 -0700
Subject: [PATCH] numa_emulation: fix cpumask_of_node()
Without this fix the cpumask_of_node() for a fake=numa=2 is:
cpumask 0 ff
cpumask 1 ff
with the fix it's correct and it's set to:
cpumask 0 55
cpumask 1 aa
Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Johannes Weiner <jweiner@redhat.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
arch/x86/mm/numa_emulation.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/mm/numa_emulation.c b/arch/x86/mm/numa_emulation.c
index 46db56845f18..740b0a355431 100644
--- a/arch/x86/mm/numa_emulation.c
+++ b/arch/x86/mm/numa_emulation.c
@@ -60,7 +60,7 @@ static int __init emu_setup_memblk(struct numa_meminfo *ei,
eb->nid = nid;
if (emu_nid_to_phys[nid] == NUMA_NO_NODE)
- emu_nid_to_phys[nid] = pb->nid;
+ emu_nid_to_phys[nid] = nid;
pb->start += size;
if (pb->start >= pb->end) {
--
2.20.1