[PATCH 03/14] cgroup: port to ns_ref_*() helpers

Christian Brauner posted 14 patches 1 week, 6 days ago
[PATCH 03/14] cgroup: port to ns_ref_*() helpers
Posted by Christian Brauner 1 week, 6 days ago
Stop accessing ns.count directly.

Signed-off-by: Christian Brauner <brauner@kernel.org>
---
 include/linux/cgroup_namespace.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/linux/cgroup_namespace.h b/include/linux/cgroup_namespace.h
index c02bb76c5e32..b7dbf4d623d2 100644
--- a/include/linux/cgroup_namespace.h
+++ b/include/linux/cgroup_namespace.h
@@ -29,12 +29,12 @@ int cgroup_path_ns(struct cgroup *cgrp, char *buf, size_t buflen,
 
 static inline void get_cgroup_ns(struct cgroup_namespace *ns)
 {
-	refcount_inc(&ns->ns.count);
+	ns_ref_inc(ns);
 }
 
 static inline void put_cgroup_ns(struct cgroup_namespace *ns)
 {
-	if (refcount_dec_and_test(&ns->ns.count))
+	if (ns_ref_put(ns))
 		free_cgroup_ns(ns);
 }
 

-- 
2.47.3
Re: [PATCH 03/14] cgroup: port to ns_ref_*() helpers
Posted by Tejun Heo 1 week, 6 days ago
On Thu, Sep 18, 2025 at 12:11:48PM +0200, Christian Brauner wrote:
> Stop accessing ns.count directly.
> 
> Signed-off-by: Christian Brauner <brauner@kernel.org>

Acked-by: Tejun Heo <tj@kernel.org>

Thanks.

-- 
tejun