cpuacct.usage_percpu is read-only.
Signed-off-by: Li Zefan <lizf@xxxxxxxxxxxxxx>
---
kernel/sched.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/kernel/sched.c b/kernel/sched.c
index e66f009..638aa4d 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -9734,6 +9734,7 @@ static struct cftype files[] = {
{
.name = "usage_percpu",
.read_seq_string = cpuacct_percpu_seq_read,
+ .mode = 0444,
},
};
-- 1.5.4.rc3
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