Signed-off-by: Tang Chen <tangchen@xxxxxxxxxxxxxx>
---
mm/page_alloc.c | 23 ++++++++++++++---------
1 files changed, 14 insertions(+), 9 deletions(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index 00037a3..cd6f8a6 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -4372,7 +4372,7 @@ static unsigned long __meminit zone_absent_pages_in_node(int nid,
}
/**
- * sanitize_zone_movable_limit - Sanitize the zone_movable_limit array.
+ * sanitize_zone_movable_limit() - Sanitize the zone_movable_limit array.
*
* zone_movable_limit is initialized as 0. This function will try to get
* the first ZONE_MOVABLE pfn of each node from movablecore_map, and
@@ -5173,9 +5173,9 @@ early_param("kernelcore", cmdline_parse_kernelcore);
early_param("movablecore", cmdline_parse_movablecore);
/**
- * insert_movablecore_map - Insert a memory range in to movablecore_map.map.
- * @start_pfn: start pfn of the range
- * @end_pfn: end pfn of the range
+ * insert_movablecore_map() - Insert a memory range in to movablecore_map.map.
+ * @start_pfn: start pfn of the range
+ * @end_pfn: end pfn of the range
*
* This function will also merge the overlapped ranges, and sort the array
* by start_pfn in monotonic increasing order.
@@ -5236,9 +5236,9 @@ static void __init insert_movablecore_map(unsigned long start_pfn,
}
/**
- * movablecore_map_add_region - Add a memory range into movablecore_map.
- * @start: physical start address of range
- * @end: physical end address of range
+ * movablecore_map_add_region() - Add a memory range into movablecore_map.
+ * @start: physical start address of range
+ * @end: physical end address of range
*
* This function transform the physical address into pfn, and then add the
* range into movablecore_map by calling insert_movablecore_map().
@@ -5265,8 +5265,13 @@ static void __init movablecore_map_add_region(u64 start, u64 size)
}
/*
- * movablecore_map=nn[KMG]@ss[KMG] sets the region of memory to be used as
- * movable memory.
+ * cmdline_parse_movablecore_map() - Parse boot option movablecore_map.
+ * @p: The boot option of the following format:
+ * movablecore_map=nn[KMG]@ss[KMG]
+ *
+ * This option sets the memory range [ss, ss+nn) to be used as movable memory.
+ *
+ * Return: 0 on success or -EINVAL on failure.
*/
static int __init cmdline_parse_movablecore_map(char *p)
{
--
1.7.1
--
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