From a5eb011afe07077e19dbefa6e6259b667dd27aa0 Mon Sep 17 00:00:00 2001 From: Alex Shi Date: Mon, 14 Dec 2020 19:06:42 -0800 Subject: [PATCH] mm/memcg: update page struct member in comments The page->mem_cgroup member is replaced by memcg_data, and add a helper page_memcg() for it. Need to update comments to avoid confusing. Link: https://lkml.kernel.org/r/1491c150-1cc0-6062-08ea-9c891548a3bc@linux.alibaba.com Signed-off-by: Alex Shi Acked-by: Roman Gushchin Cc: Johannes Weiner Cc: Michal Hocko Cc: Vladimir Davydov Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- mm/memcontrol.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 08a8fac29f6a..758613277286 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -1324,7 +1324,7 @@ int mem_cgroup_scan_tasks(struct mem_cgroup *memcg, * @page: the page * @pgdat: pgdat of the page * - * This function relies on page->mem_cgroup being stable - see the + * This function relies on page's memcg being stable - see the * access rules in commit_charge(). */ struct lruvec *mem_cgroup_page_lruvec(struct page *page, struct pglist_data *pgdat) @@ -2879,7 +2879,7 @@ static void commit_charge(struct page *page, struct mem_cgroup *memcg) { VM_BUG_ON_PAGE(page->mem_cgroup, page); /* - * Any of the following ensures page->mem_cgroup stability: + * Any of the following ensures page's memcg stability: * * - the page lock * - LRU isolation -- 2.11.0