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-rw-r--r--include/asm-ia64/numnodes.h13
1 files changed, 9 insertions, 4 deletions
diff --git a/include/asm-ia64/numnodes.h b/include/asm-ia64/numnodes.h
index 21cff4da548..e9d356f549d 100644
--- a/include/asm-ia64/numnodes.h
+++ b/include/asm-ia64/numnodes.h
@@ -3,13 +3,18 @@
#ifdef CONFIG_IA64_DIG
/* Max 8 Nodes */
-#define NODES_SHIFT 3
+# define NODES_SHIFT 3
#elif defined(CONFIG_IA64_HP_ZX1) || defined(CONFIG_IA64_HP_ZX1_SWIOTLB)
/* Max 32 Nodes */
-#define NODES_SHIFT 5
+# define NODES_SHIFT 5
#elif defined(CONFIG_IA64_SGI_SN2) || defined(CONFIG_IA64_GENERIC)
-/* Max 256 Nodes */
-#define NODES_SHIFT 8
+# if CONFIG_IA64_NR_NODES == 256
+# define NODES_SHIFT 8
+# elif CONFIG_IA64_NR_NODES <= 512
+# define NODES_SHIFT 9
+# elif CONFIG_IA64_NR_NODES <= 1024
+# define NODES_SHIFT 10
+# endif
#endif
#endif /* _ASM_MAX_NUMNODES_H */