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-rw-r--r--arch/ia64/sn/kernel/setup.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c
index a594aca959e6..14908ad7db8c 100644
--- a/arch/ia64/sn/kernel/setup.c
+++ b/arch/ia64/sn/kernel/setup.c
@@ -56,7 +56,7 @@
DEFINE_PER_CPU(struct pda_s, pda_percpu);
-#define MAX_PHYS_MEMORY (1UL << 49) /* 1 TB */
+#define MAX_PHYS_MEMORY (1UL << IA64_MAX_PHYS_BITS) /* Max physical address supported */
lboard_t *root_lboard[MAX_COMPACT_NODES];
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