From 89be82b4fed258b63a201d92fca95e7c55913c23 Mon Sep 17 00:00:00 2001 From: Kemeng Shi Date: Tue, 18 Jul 2023 17:21:36 +0800 Subject: [PATCH] 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 Reviewed-by: David Hildenbrand Reviewed-by: Matthew Wilcox (Oracle) Signed-off-by: Andrew Morton --- mm/rmap.c | 12 +++++++----- 1 file 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,