From: "zhaoyang.huang" <zhaoyang.huang@unisoc.com>
To: Andrew Morton <akpm@linux-foundation.org>,
Johannes Weiner <hannes@cmpxchg.org>,
Peter Zijlstra <peterz@infradead.org>,
Michal Hocko <mhocko@kernel.org>,
Roman Gushchin <roman.gushchin@linux.dev>,
Shakeel Butt <shakeelb@google.com>, <linux-mm@kvack.org>,
<linux-kernel@vger.kernel.org>, <cgroups@vger.kernel.org>,
Zhaoyang Huang <huangzhaoyang@gmail.com>, <ke.wang@unisoc.com>
Subject: [PATCH] mm: introduce entrance for root_mem_cgroup's current
Date: Thu, 2 Feb 2023 12:32:57 +0800 [thread overview]
Message-ID: <1675312377-4782-1-git-send-email-zhaoyang.huang@unisoc.com> (raw)
From: Zhaoyang Huang <zhaoyang.huang@unisoc.com>
Introducing memory.root_current for the memory charges on root_mem_cgroup.
Signed-off-by: Zhaoyang Huang <zhaoyang.huang@unisoc.com>
---
mm/memcontrol.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index ab457f0..158d4232 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -6681,6 +6681,11 @@ static ssize_t memory_reclaim(struct kernfs_open_file *of, char *buf,
static struct cftype memory_files[] = {
{
+ .name = "root_current",
+ .flags = CFTYPE_ONLY_ON_ROOT,
+ .read_u64 = memory_current_read,
+ },
+ {
.name = "current",
.flags = CFTYPE_NOT_ON_ROOT,
.read_u64 = memory_current_read,
--
1.9.1
next reply other threads:[~2023-02-02 4:35 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-02 4:32 zhaoyang.huang [this message]
2023-02-02 6:30 ` Shakeel Butt
2023-02-02 6:36 ` Zhaoyang Huang
2023-02-02 8:27 ` Michal Hocko
2023-02-02 18:24 ` Shakeel Butt
2023-02-03 8:58 ` Michal Hocko
2023-02-03 19:18 ` Shakeel Butt
2023-02-03 17:42 ` Roman Gushchin
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