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-rw-r--r--include/linux/memory_hotplug.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h
index ee00015575aa..7a9ff464608d 100644
--- a/include/linux/memory_hotplug.h
+++ b/include/linux/memory_hotplug.h
@@ -137,6 +137,7 @@ struct mhp_params {
bool mhp_range_allowed(u64 start, u64 size, bool need_mapping);
struct range mhp_get_pluggable_range(bool need_mapping);
+bool mhp_supports_memmap_on_memory(void);
/*
* Zone resizing functions
@@ -278,6 +279,11 @@ static inline bool movable_node_is_enabled(void)
return false;
}
+static inline bool mhp_supports_memmap_on_memory(void)
+{
+ return false;
+}
+
static inline void pgdat_kswapd_lock(pg_data_t *pgdat) {}
static inline void pgdat_kswapd_unlock(pg_data_t *pgdat) {}
static inline void pgdat_kswapd_lock_init(pg_data_t *pgdat) {}