[PATCH -next] mm/treewide: Add missing kernel-doc function comments.

[Yang Li]

Add kernel-doc style comments for the pfn_is_nosave and
arch_hibernation_header_save functions.

Reported-by: Abaci Robot <abaci@xxxxxxxxxxxxxxxxx>
Closes: https://bugzilla.openanolis.cn/show_bug.cgi?id=9453
Signed-off-by: Yang Li <yang.lee@xxxxxxxxxxxxxxxxx>
---
 arch/x86/power/hibernate.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/arch/x86/power/hibernate.c b/arch/x86/power/hibernate.c
index 5b81d19cd114..90f682ff63b1 100644
--- a/arch/x86/power/hibernate.c
+++ b/arch/x86/power/hibernate.c
@@ -41,7 +41,8 @@ unsigned long temp_pgt __visible;
 unsigned long relocated_restore_code __visible;
 
 /**
- *	pfn_is_nosave - check if given pfn is in the 'nosave' section
+ * pfn_is_nosave - check if given pfn is in the 'nosave' section
+ * @pfn: The Page Frame Number to check
  */
 int pfn_is_nosave(unsigned long pfn)
 {
@@ -84,9 +85,11 @@ static inline u32 compute_e820_crc32(struct e820_table *table)
 #endif
 
 /**
- *	arch_hibernation_header_save - populate the architecture specific part
- *		of a hibernation image header
- *	@addr: address to save the data at
+ * arch_hibernation_header_save - populate the architecture specific part
+ * of a hibernation image header
+ * @addr: address to save the data at
+ * @max_size: the maximum size of the data to save
+ *
  */
 int arch_hibernation_header_save(void *addr, unsigned int max_size)
 {
-- 
2.20.1.7.g153144c