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-rw-r--r--include/linux/mmzone.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 2520336bdfd1..4be40634238b 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -1260,7 +1260,8 @@ extern size_t mem_section_usage_size(void);
#define SECTION_MARKED_PRESENT (1UL<<0)
#define SECTION_HAS_MEM_MAP (1UL<<1)
#define SECTION_IS_ONLINE (1UL<<2)
-#define SECTION_MAP_LAST_BIT (1UL<<3)
+#define SECTION_IS_EARLY (1UL<<3)
+#define SECTION_MAP_LAST_BIT (1UL<<4)
#define SECTION_MAP_MASK (~(SECTION_MAP_LAST_BIT-1))
#define SECTION_NID_SHIFT 3
@@ -1286,6 +1287,11 @@ static inline int valid_section(struct mem_section *section)
return (section && (section->section_mem_map & SECTION_HAS_MEM_MAP));
}
+static inline int early_section(struct mem_section *section)
+{
+ return (section && (section->section_mem_map & SECTION_IS_EARLY));
+}
+
static inline int valid_section_nr(unsigned long nr)
{
return valid_section(__nr_to_section(nr));