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-rw-r--r--mm/memory_hotplug.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index 63b14d4f68fb..7666dbd328df 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -26,6 +26,7 @@
#include <asm/tlbflush.h>
+#ifdef CONFIG_MEMORY_HOTPLUG_SPARSE
static int __add_zone(struct zone *zone, unsigned long phys_start_pfn)
{
struct pglist_data *pgdat = zone->zone_pgdat;
@@ -192,6 +193,7 @@ int online_pages(unsigned long pfn, unsigned long nr_pages)
writeback_set_ratelimit();
return 0;
}
+#endif /* CONFIG_MEMORY_HOTPLUG_SPARSE */
static pg_data_t *hotadd_new_pgdat(int nid, u64 start)
{