2024-04-05 17:06:34

by Michal Koutný

[permalink] [raw]
Subject: [RFC PATCH v3 1/9] cgroup/pids: Remove superfluous zeroing

Atomic counters are in kzalloc'd struct. They are zeroed already and
atomic64_t does not need special initialization
(cf kernel/trace/trace_clock.c:trace_counter).

Signed-off-by: Michal Koutný <[email protected]>
---
kernel/cgroup/pids.c | 2 --
1 file changed, 2 deletions(-)

diff --git a/kernel/cgroup/pids.c b/kernel/cgroup/pids.c
index 7695e60bcb40..0e5ec7d59b4d 100644
--- a/kernel/cgroup/pids.c
+++ b/kernel/cgroup/pids.c
@@ -75,9 +75,7 @@ pids_css_alloc(struct cgroup_subsys_state *parent)
if (!pids)
return ERR_PTR(-ENOMEM);

- atomic64_set(&pids->counter, 0);
atomic64_set(&pids->limit, PIDS_MAX);
- atomic64_set(&pids->events_limit, 0);
return &pids->css;
}

--
2.44.0