All control files in debug subsystem are read-only.
Signed-off-by: Li Zefan <lizf@xxxxxxxxxxxxxx>
---
kernel/cgroup_debug.c | 5 +++++
1 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/kernel/cgroup_debug.c b/kernel/cgroup_debug.c
index daca620..2ba54c6 100644
--- a/kernel/cgroup_debug.c
+++ b/kernel/cgroup_debug.c
@@ -71,25 +71,30 @@ static struct cftype files[] = {
{
.name = "cgroup_refcount",
.read_u64 = cgroup_refcount_read,
+ .mode = 0444,
},
{
.name = "taskcount",
.read_u64 = taskcount_read,
+ .mode = 0444,
},
{
.name = "current_css_set",
.read_u64 = current_css_set_read,
+ .mode = 0444,
},
{
.name = "current_css_set_refcount",
.read_u64 = current_css_set_refcount_read,
+ .mode = 0444,
},
{
.name = "releasable",
.read_u64 = releasable_read,
+ .mode = 0444,
},
};
-- 1.5.4.rc3
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