Messages in this thread Patch in this message | | | From | Daniel Vacek <> | Subject | [PATCH] cgroup/cpuset: no need to explicitly init a global static variable | Date | Tue, 20 Dec 2022 16:14:15 +0100 |
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cpuset_rwsem is a static variable. It's initialized at build time and so there's no need for explicit runtime init leaking one percpu int.
Signed-off-by: Daniel Vacek <neelx@redhat.com> --- kernel/cgroup/cpuset.c | 2 -- 1 file changed, 2 deletions(-)
diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c index a29c0b13706bb..87fe410361b3d 100644 --- a/kernel/cgroup/cpuset.c +++ b/kernel/cgroup/cpuset.c @@ -3281,8 +3281,6 @@ struct cgroup_subsys cpuset_cgrp_subsys = { int __init cpuset_init(void) { - BUG_ON(percpu_init_rwsem(&cpuset_rwsem)); - BUG_ON(!alloc_cpumask_var(&top_cpuset.cpus_allowed, GFP_KERNEL)); BUG_ON(!alloc_cpumask_var(&top_cpuset.effective_cpus, GFP_KERNEL)); BUG_ON(!zalloc_cpumask_var(&top_cpuset.subparts_cpus, GFP_KERNEL)); -- 2.38.1
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