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-rw-r--r--arch/powerpc/include/asm/mmzone.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/mmzone.h b/arch/powerpc/include/asm/mmzone.h
index aac87cb..fd3fd58 100644
--- a/arch/powerpc/include/asm/mmzone.h
+++ b/arch/powerpc/include/asm/mmzone.h
@@ -33,6 +33,9 @@ extern int numa_cpu_lookup_table[];
extern cpumask_var_t node_to_cpumask_map[];
#ifdef CONFIG_MEMORY_HOTPLUG
extern unsigned long max_pfn;
+u64 memory_hotplug_max(void);
+#else
+#define memory_hotplug_max() memblock_end_of_DRAM()
#endif
/*
@@ -42,6 +45,8 @@ extern unsigned long max_pfn;
#define node_start_pfn(nid) (NODE_DATA(nid)->node_start_pfn)
#define node_end_pfn(nid) (NODE_DATA(nid)->node_end_pfn)
+#else
+#define memory_hotplug_max() memblock_end_of_DRAM()
#endif /* CONFIG_NEED_MULTIPLE_NODES */
#endif /* __KERNEL__ */
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