linux-kernel - [PATCH -next] kernel/power: Fix some kernel-doc comments

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Date:   Fri, 25 Mar 2022 09:44:15 +0800
From:   Yang Li <yang.lee@...ux.alibaba.com>
To:     rafael@...nel.org
Cc:     pavel@....cz, len.brown@...el.com, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, Yang Li <yang.lee@...ux.alibaba.com>,
        Abaci Robot <abaci@...ux.alibaba.com>
Subject: [PATCH -next] kernel/power: Fix some kernel-doc comments

Add parameter description in alloc_rtree_node()  kernel-doc
comment and fix several inconsistent function name descriptions.

Remove some warnings found by running scripts/kernel-doc,
which is caused by using 'make W=1'.

kernel/power/snapshot.c:438: warning: Function parameter or member
'gfp_mask' not described in 'alloc_rtree_node'
kernel/power/snapshot.c:438: warning: Function parameter or member
'safe_needed' not described in 'alloc_rtree_node'
kernel/power/snapshot.c:438: warning: Function parameter or member 'ca'
not described in 'alloc_rtree_node'
kernel/power/snapshot.c:438: warning: Function parameter or member
'list' not described in 'alloc_rtree_node'
kernel/power/snapshot.c:916: warning: expecting prototype for
memory_bm_rtree_next_pfn(). Prototype was for memory_bm_next_pfn()
instead
kernel/power/snapshot.c:1947: warning: expecting prototype for
alloc_highmem_image_pages(). Prototype was for alloc_highmem_pages()
instead
kernel/power/snapshot.c:2230: warning: expecting prototype for load
header(). Prototype was for load_header() instead

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@...ux.alibaba.com>
---
 kernel/power/snapshot.c | 12 +++++++++---
 1 file changed, 9 insertions(+), 3 deletions(-)

diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
index 330d49937692..89c8f9df9fdc 100644
--- a/kernel/power/snapshot.c
+++ b/kernel/power/snapshot.c
@@ -427,6 +427,12 @@ struct memory_bitmap {

 /**
  * alloc_rtree_node - Allocate a new node and add it to the radix tree.
+ * @gfp_mask: GFP mask for the allocation.
+ * @safe_needed: Get pages that were not used before hibernation
+ *		 (restore only)
+ * @ca: used for allocating small objects out of a linked list of pages
+ *	called 'the chain'.
+ * @list: the inner node or leave of Radix Tree to add.
  *
  * This function is used to allocate inner nodes as well as the
  * leave nodes of the radix tree. It also adds the node to the
@@ -902,7 +908,7 @@ static bool rtree_next_node(struct memory_bitmap *bm)
 }

 /**
- * memory_bm_rtree_next_pfn - Find the next set bit in a memory bitmap.
+ * memory_bm_next_pfn - Find the next set bit in a memory bitmap.
  * @bm: Memory bitmap.
  *
  * Starting from the last returned position this function searches for the next
@@ -1937,7 +1943,7 @@ static inline int get_highmem_buffer(int safe_needed)
 }

 /**
- * alloc_highmem_image_pages - Allocate some highmem pages for the image.
+ * alloc_highmem_pages - Allocate some highmem pages for the image.
  *
  * Try to allocate as many pages as needed, but if the number of free highmem
  * pages is less than that, allocate them all.
@@ -2224,7 +2230,7 @@ static int check_header(struct swsusp_info *info)
 }

 /**
- * load header - Check the image header and copy the data from it.
+ * load_header - Check the image header and copy the data from it.
  */
 static int load_header(struct swsusp_info *info)
 {
-- 
2.20.1.7.g153144c