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| author | Christian Brauner <brauner@kernel.org> | 2025-09-12 13:52:49 +0200 |
|---|---|---|
| committer | Christian Brauner <brauner@kernel.org> | 2025-09-19 14:26:16 +0200 |
| commit | d7afdf889561058068ab46fd8f306c70ef29216a (patch) | |
| tree | 5391569ec3779f9f7f6b5f1a246d41dddc013b4b /include/linux/ipc_namespace.h | |
| parent | 58f976d41fd915acd2403a2b8e0eef8e9c478357 (diff) | |
| download | lwn-d7afdf889561058068ab46fd8f306c70ef29216a.tar.gz lwn-d7afdf889561058068ab46fd8f306c70ef29216a.zip | |
ns: add to_<type>_ns() to respective headers
Every namespace type has a container_of(ns, <ns_type>, ns) static inline
function that is currently not exposed in the header. So we have a bunch
of places that open-code it via container_of(). Move it to the headers
so we can use it directly.
Reviewed-by: Aleksa Sarai <cyphar@cyphar.com>
Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'include/linux/ipc_namespace.h')
| -rw-r--r-- | include/linux/ipc_namespace.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/ipc_namespace.h b/include/linux/ipc_namespace.h index e8240cf2611a..924e4754374f 100644 --- a/include/linux/ipc_namespace.h +++ b/include/linux/ipc_namespace.h @@ -129,6 +129,11 @@ static inline int mq_init_ns(struct ipc_namespace *ns) { return 0; } #endif #if defined(CONFIG_IPC_NS) +static inline struct ipc_namespace *to_ipc_ns(struct ns_common *ns) +{ + return container_of(ns, struct ipc_namespace, ns); +} + extern struct ipc_namespace *copy_ipcs(unsigned long flags, struct user_namespace *user_ns, struct ipc_namespace *ns); |