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authorMike Travis <travis@sgi.com>2008-07-08 17:35:21 -0400
committerIngo Molnar <mingo@elte.hu>2008-07-13 13:11:58 -0400
commit11369f356b66d363a615fde2c5526962f7683674 (patch)
tree9723013073973c413e7cde295e99221ff40afca3 /include/asm-generic
parentce8b06b985ae48f9425de6e4641e77cb3613ef00 (diff)
x86: change _node_to_cpumask_ptr to return const ptr
* Strengthen the return type for the _node_to_cpumask_ptr to be a const pointer. This adds compiler checking to insure that node_to_cpumask_map[] is not changed inadvertently. Signed-off-by: Mike Travis <travis@sgi.com> Cc: "akpm@linux-foundation.org" <akpm@linux-foundation.org> Cc: Yinghai Lu <yhlu.kernel@gmail.com> Acked-by: Vegard Nossum <vegard.nossum@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/asm-generic')
-rw-r--r--include/asm-generic/topology.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/asm-generic/topology.h b/include/asm-generic/topology.h
index a6aea79bca4f..54bbf6e04ee8 100644
--- a/include/asm-generic/topology.h
+++ b/include/asm-generic/topology.h
@@ -60,7 +60,8 @@
60#ifndef node_to_cpumask_ptr 60#ifndef node_to_cpumask_ptr
61 61
62#define node_to_cpumask_ptr(v, node) \ 62#define node_to_cpumask_ptr(v, node) \
63 cpumask_t _##v = node_to_cpumask(node), *v = &_##v 63 cpumask_t _##v = node_to_cpumask(node); \
64 const cpumask_t *v = &_##v
64 65
65#define node_to_cpumask_ptr_next(v, node) \ 66#define node_to_cpumask_ptr_next(v, node) \
66 _##v = node_to_cpumask(node) 67 _##v = node_to_cpumask(node)