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authorLee Schermerhorn <lee.schermerhorn@hp.com>2010-05-26 14:44:58 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-05-27 09:12:57 -0700
commite534c7c5f8d6e9fc46f57fab067c7e48d8ceb172 (patch)
tree90150391bb1222888627ab22276158ffaf905f12 /arch/x86/mm/numa_64.c
parent7281201922a0063fa60804ce39c277fc98142a47 (diff)
numa: x86_64: use generic percpu var numa_node_id() implementation
x86 arch specific changes to use generic numa_node_id() based on generic percpu variable infrastructure. Back out x86's custom version of numa_node_id() Signed-off-by: Lee Schermerhorn <lee.schermerhorn@hp.com> Cc: Tejun Heo <tj@kernel.org> Cc: Mel Gorman <mel@csn.ul.ie> Cc: Christoph Lameter <cl@linux-foundation.org> Cc: Nick Piggin <npiggin@suse.de> Cc: David Rientjes <rientjes@google.com> Cc: Eric Whitney <eric.whitney@hp.com> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: "H. Peter Anvin" <hpa@zytor.com> Cc: "Luck, Tony" <tony.luck@intel.com> Cc: Pekka Enberg <penberg@cs.helsinki.fi> Cc: <linux-arch@vger.kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86/mm/numa_64.c')
-rw-r--r--arch/x86/mm/numa_64.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/arch/x86/mm/numa_64.c b/arch/x86/mm/numa_64.c
index 8948f47fde0..a7bcc23ef96 100644
--- a/arch/x86/mm/numa_64.c
+++ b/arch/x86/mm/numa_64.c
@@ -33,9 +33,6 @@ int numa_off __initdata;
static unsigned long __initdata nodemap_addr;
static unsigned long __initdata nodemap_size;
-DEFINE_PER_CPU(int, node_number) = 0;
-EXPORT_PER_CPU_SYMBOL(node_number);
-
/*
* Map cpu index to node index
*/
@@ -809,7 +806,7 @@ void __cpuinit numa_set_node(int cpu, int node)
per_cpu(x86_cpu_to_node_map, cpu) = node;
if (node != NUMA_NO_NODE)
- per_cpu(node_number, cpu) = node;
+ set_cpu_numa_node(cpu, node);
}
void __cpuinit numa_clear_node(int cpu)
@@ -867,7 +864,7 @@ void __cpuinit numa_remove_cpu(int cpu)
numa_set_cpumask(cpu, 0);
}
-int cpu_to_node(int cpu)
+int __cpu_to_node(int cpu)
{
if (early_per_cpu_ptr(x86_cpu_to_node_map)) {
printk(KERN_WARNING
@@ -877,7 +874,7 @@ int cpu_to_node(int cpu)
}
return per_cpu(x86_cpu_to_node_map, cpu);
}
-EXPORT_SYMBOL(cpu_to_node);
+EXPORT_SYMBOL(__cpu_to_node);
/*
* Same function as cpu_to_node() but used if called before the