diff options
Diffstat (limited to 'include/linux/proc_ns.h')
| -rw-r--r-- | include/linux/proc_ns.h | 32 |
1 files changed, 17 insertions, 15 deletions
diff --git a/include/linux/proc_ns.h b/include/linux/proc_ns.h index 4b20375f3783..7f89f0829e60 100644 --- a/include/linux/proc_ns.h +++ b/include/linux/proc_ns.h @@ -5,7 +5,7 @@ #ifndef _LINUX_PROC_NS_H #define _LINUX_PROC_NS_H -#include <linux/ns_common.h> +#include <linux/nsfs.h> #include <uapi/linux/nsfs.h> struct pid_namespace; @@ -66,25 +66,27 @@ static inline void proc_free_inum(unsigned int inum) {} #endif /* CONFIG_PROC_FS */ -static inline int ns_alloc_inum(struct ns_common *ns) +static inline int ns_common_init(struct ns_common *ns, + const struct proc_ns_operations *ops, + bool alloc_inum) { - WRITE_ONCE(ns->stashed, NULL); - return proc_alloc_inum(&ns->inum); + if (alloc_inum) { + int ret; + ret = proc_alloc_inum(&ns->inum); + if (ret) + return ret; + } + refcount_set(&ns->count, 1); + ns->stashed = NULL; + ns->ops = ops; + ns->ns_id = 0; + RB_CLEAR_NODE(&ns->ns_tree_node); + INIT_LIST_HEAD(&ns->ns_list_node); + return 0; } #define ns_free_inum(ns) proc_free_inum((ns)->inum) #define get_proc_ns(inode) ((struct ns_common *)(inode)->i_private) -extern int ns_get_path(struct path *path, struct task_struct *task, - const struct proc_ns_operations *ns_ops); -typedef struct ns_common *ns_get_path_helper_t(void *); -extern int ns_get_path_cb(struct path *path, ns_get_path_helper_t ns_get_cb, - void *private_data); - -extern bool ns_match(const struct ns_common *ns, dev_t dev, ino_t ino); - -extern int ns_get_name(char *buf, size_t size, struct task_struct *task, - const struct proc_ns_operations *ns_ops); -extern void nsfs_init(void); #endif /* _LINUX_PROC_NS_H */ |