[IA64-SGI] fix the size of __sn_cnodeid_to_nasid
The __sn_cnodeid_to_nasid array was incorrectly sized at MAX_NUMNODES.
On a large system, this array could overflow. The following patch
corrects this by defining it to MAX_COMPACT_NODES.
Signed-off-by: Dean Roe <roe@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c
index 1672eca..5b84836 100644
--- a/arch/ia64/sn/kernel/setup.c
+++ b/arch/ia64/sn/kernel/setup.c
@@ -75,7 +75,7 @@
DEFINE_PER_CPU(struct sn_hub_info_s, __sn_hub_info);
EXPORT_PER_CPU_SYMBOL(__sn_hub_info);
-DEFINE_PER_CPU(short, __sn_cnodeid_to_nasid[MAX_NUMNODES]);
+DEFINE_PER_CPU(short, __sn_cnodeid_to_nasid[MAX_COMPACT_NODES]);
EXPORT_PER_CPU_SYMBOL(__sn_cnodeid_to_nasid);
DEFINE_PER_CPU(struct nodepda_s *, __sn_nodepda);
diff --git a/include/asm-ia64/sn/arch.h b/include/asm-ia64/sn/arch.h
index 1a3831c..91c31be 100644
--- a/include/asm-ia64/sn/arch.h
+++ b/include/asm-ia64/sn/arch.h
@@ -70,7 +70,7 @@
* Compact node ID to nasid mappings kept in the per-cpu data areas of each
* cpu.
*/
-DECLARE_PER_CPU(short, __sn_cnodeid_to_nasid[MAX_NUMNODES]);
+DECLARE_PER_CPU(short, __sn_cnodeid_to_nasid[MAX_COMPACT_NODES]);
#define sn_cnodeid_to_nasid (&__get_cpu_var(__sn_cnodeid_to_nasid[0]))