From: Chunguang Xu <brookxu@xxxxxxxxxxx>
In scenarios where containers are frequently created and deleted,
a large number of error logs maybe generated. This log provides
less information, we can get more detailed info from misc.events,
misc.events.local. From this, perhaps we can remove it.
Signed-off-by: Chunguang Xu <brookxu@xxxxxxxxxxx>
---
include/linux/misc_cgroup.h | 1 -
kernel/cgroup/misc.c | 7 -------
2 files changed, 8 deletions(-)
diff --git a/include/linux/misc_cgroup.h b/include/linux/misc_cgroup.h
index 602fc11..89dcb62 100644
--- a/include/linux/misc_cgroup.h
+++ b/include/linux/misc_cgroup.h
@@ -43,7 +43,6 @@ struct misc_res {
atomic_long_t usage;
atomic_long_t events[MISC_CG_EVENT_TYPES];
atomic_long_t events_local[MISC_CG_EVENT_TYPES];
- bool failed;
};
/**
diff --git a/kernel/cgroup/misc.c b/kernel/cgroup/misc.c
index 5f06b2a..980ebaa 100644
--- a/kernel/cgroup/misc.c
+++ b/kernel/cgroup/misc.c
@@ -161,13 +161,6 @@ int misc_cg_try_charge(enum misc_res_type type, struct misc_cg *cg,
new_usage = atomic_long_add_return(amount, &res->usage);
if (new_usage > READ_ONCE(res->max) ||
new_usage > READ_ONCE(misc_res_capacity[type])) {
- if (!res->failed) {
- pr_info("cgroup: charge rejected by the misc controller for %s resource in ",
- misc_res_name[type]);
- pr_cont_cgroup_path(i->css.cgroup);
- pr_cont("\n");
- res->failed = true;
- }
ret = -EBUSY;
goto err_charge;
}
--
1.8.3.1
