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DateWed, 01 Apr 2009 00:27:44 -0700
FromYinghai Lu <>
Subject[PATCH] x86: remove duplicated code with pcpu_need_numa()

Impact: clean up

those code pcpu_need_numa(), should be removed.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>

---
arch/x86/kernel/setup_percpu.c | 14 --------------
1 file changed, 14 deletions(-)
Index: linux-2.6/arch/x86/kernel/setup_percpu.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/setup_percpu.c
+++ linux-2.6/arch/x86/kernel/setup_percpu.c
@@ -153,7 +153,6 @@ static struct page * __init pcpur_get_pa
static ssize_t __init setup_pcpu_remap(size_t static_size)
{
static struct vm_struct vm;
- pg_data_t *last;
size_t ptrs_size, dyn_size;
unsigned int cpu;
ssize_t ret;
@@ -165,19 +164,6 @@ static ssize_t __init setup_pcpu_remap(s
if (!cpu_has_pse || !pcpu_need_numa())
return -EINVAL;

- last = NULL;
- for_each_possible_cpu(cpu) {
- int node = early_cpu_to_node(cpu);
-
- if (node_online(node) && NODE_DATA(node) &&
- last && last != NODE_DATA(node))
- goto proceed;
-
- last = NODE_DATA(node);
- }
- return -EINVAL;
-
-proceed:
/*
* Currently supports only single page. Supporting multiple
* pages won't be too difficult if it ever becomes necessary.

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