Unverified Commit 660def10 authored by Christian Brauner's avatar Christian Brauner
Browse files

ns: uniformly initialize ns_common 



No point in cargo-culting the same code across all the different types.
Use one common initializer.

Reviewed-by: default avatarJan Kara <jack@suse.cz>
Signed-off-by: default avatarChristian Brauner <brauner@kernel.org>
parent 9296f46a

include/linux/proc_ns.h

+16 −0
Original line number Diff line number Diff line
@@ -72,6 +72,22 @@ static inline int ns_alloc_inum(struct ns_common *ns) 
	return proc_alloc_inum(&ns->inum);

}



static inline int ns_common_init(struct ns_common *ns,

				 const struct proc_ns_operations *ops,

				 bool alloc_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;

	return 0;

}



#define ns_free_inum(ns) proc_free_inum((ns)->inum)



#define get_proc_ns(inode) ((struct ns_common *)(inode)->i_private)