On Fri 12-09-25 13:52:45, Christian Brauner wrote:
> Support the generic ns lookup infrastructure to support file handles for
> namespaces.
>
> Signed-off-by: Christian Brauner <brauner@kernel.org>
Looks good. Feel free to add:
Reviewed-by: Jan Kara <jack@suse.cz>
Honza
> ---
> kernel/pid_namespace.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/kernel/pid_namespace.c b/kernel/pid_namespace.c
> index 20ce4052d1c5..228ae20299f9 100644
> --- a/kernel/pid_namespace.c
> +++ b/kernel/pid_namespace.c
> @@ -23,6 +23,7 @@
> #include <linux/sched/task.h>
> #include <linux/sched/signal.h>
> #include <linux/idr.h>
> +#include <linux/nstree.h>
> #include <uapi/linux/wait.h>
> #include "pid_sysctl.h"
>
> @@ -122,6 +123,7 @@ static struct pid_namespace *create_pid_namespace(struct user_namespace *user_ns
> ns->memfd_noexec_scope = pidns_memfd_noexec_scope(parent_pid_ns);
> #endif
>
> + ns_tree_add(ns);
> return ns;
>
> out_free_inum:
> @@ -147,6 +149,7 @@ static void delayed_free_pidns(struct rcu_head *p)
>
> static void destroy_pid_namespace(struct pid_namespace *ns)
> {
> + ns_tree_remove(ns);
> unregister_pidns_sysctls(ns);
>
> ns_free_inum(&ns->ns);
> @@ -473,6 +476,7 @@ static __init int pid_namespaces_init(void)
> #endif
>
> register_pid_ns_sysctl_table_vm();
> + ns_tree_add(&init_pid_ns);
> return 0;
> }
>
>
> --
> 2.47.3
>
--
Jan Kara <jack@suse.com>
SUSE Labs, CR