[PATCH 04/14] ipc: port to ns_ref_*() helpers
From: Christian Brauner <brauner@kernel.org>
Date: 2025-09-18 10:12:14
Also in:
cgroups, linux-fsdevel, lkml
Subsystem:
the rest · Maintainer:
Linus Torvalds
Stop accessing ns.count directly. Signed-off-by: Christian Brauner <brauner@kernel.org> --- include/linux/ipc_namespace.h | 4 ++-- ipc/namespace.c | 2 +- 2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/include/linux/ipc_namespace.h b/include/linux/ipc_namespace.h
index 924e4754374f..21eff63f47da 100644
--- a/include/linux/ipc_namespace.h
+++ b/include/linux/ipc_namespace.h@@ -140,14 +140,14 @@ extern struct ipc_namespace *copy_ipcs(unsigned long flags, static inline struct ipc_namespace *get_ipc_ns(struct ipc_namespace *ns) { if (ns) - refcount_inc(&ns->ns.count); + ns_ref_inc(ns); return ns; } static inline struct ipc_namespace *get_ipc_ns_not_zero(struct ipc_namespace *ns) { if (ns) { - if (refcount_inc_not_zero(&ns->ns.count)) + if (ns_ref_get(ns)) return ns; }
diff --git a/ipc/namespace.c b/ipc/namespace.c
index 09d261a1a2aa..bd85d1c9d2c2 100644
--- a/ipc/namespace.c
+++ b/ipc/namespace.c@@ -199,7 +199,7 @@ static void free_ipc(struct work_struct *unused) */ void put_ipc_ns(struct ipc_namespace *ns) { - if (refcount_dec_and_lock(&ns->ns.count, &mq_lock)) { + if (ns_ref_put_and_lock(ns, &mq_lock)) { mq_clear_sbinfo(ns); spin_unlock(&mq_lock);
--
2.47.3