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authorKemeng Shi <shikemeng@huaweicloud.com>2023-07-18 17:21:36 +0800
committerAndrew Morton <akpm@linux-foundation.org>2023-08-18 10:12:39 -0700
commit89be82b4fed258b63a201d92fca95e7c55913c23 (patch)
tree6c73f1ca2b70f9ac08337eaf65767b471d4c4f51 /mm/rmap.c
parentcabdf74e6b319c989eb8e812f1854291ae0af1c0 (diff)
downloadlwn-89be82b4fed258b63a201d92fca95e7c55913c23.tar.gz
lwn-89be82b4fed258b63a201d92fca95e7c55913c23.zip
mm/rmap: correct stale comment of rmap_walk_anon and rmap_walk_file
1. update page to folio in comment 2. add comment of new added @locked Link: https://lkml.kernel.org/r/20230718092136.1935789-1-shikemeng@huaweicloud.com Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com> Reviewed-by: David Hildenbrand <david@redhat.com> Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/rmap.c')
-rw-r--r--mm/rmap.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/mm/rmap.c b/mm/rmap.c
index 5717517e4040..1355bf686fae 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -2397,11 +2397,12 @@ out:
/*
* rmap_walk_anon - do something to anonymous page using the object-based
* rmap method
- * @page: the page to be handled
+ * @folio: the folio to be handled
* @rwc: control variable according to each walk type
+ * @locked: caller holds relevant rmap lock
*
- * Find all the mappings of a page using the mapping pointer and the vma chains
- * contained in the anon_vma struct it points to.
+ * Find all the mappings of a folio using the mapping pointer and the vma
+ * chains contained in the anon_vma struct it points to.
*/
static void rmap_walk_anon(struct folio *folio,
struct rmap_walk_control *rwc, bool locked)
@@ -2445,10 +2446,11 @@ static void rmap_walk_anon(struct folio *folio,
/*
* rmap_walk_file - do something to file page using the object-based rmap method
- * @page: the page to be handled
+ * @folio: the folio to be handled
* @rwc: control variable according to each walk type
+ * @locked: caller holds relevant rmap lock
*
- * Find all the mappings of a page using the mapping pointer and the vma chains
+ * Find all the mappings of a folio using the mapping pointer and the vma chains
* contained in the address_space struct it points to.
*/
static void rmap_walk_file(struct folio *folio,