From: Zhaoyang Huang <zhaoyang.huang@xxxxxxxxxx>
Introducing memory.root_current for the memory charges on root_mem_cgroup.
Signed-off-by: Zhaoyang Huang <zhaoyang.huang@xxxxxxxxxx>
---
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
