Commit 616511d0 authored by Trond Myklebust's avatar Trond Myklebust Committed by Linus Torvalds
Browse files

VFS: Uninline the function put_mnt_ns()



In order to allow modules to use it without having to export vfsmount_lock.
Signed-off-by: default avatarTrond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 31950eb6
......@@ -2246,10 +2246,14 @@ void __init mnt_init(void)
init_mount_tree();
}
void __put_mnt_ns(struct mnt_namespace *ns)
void put_mnt_ns(struct mnt_namespace *ns)
{
struct vfsmount *root = ns->root;
struct vfsmount *root;
LIST_HEAD(umount_list);
if (!atomic_dec_and_lock(&ns->count, &vfsmount_lock))
return;
root = ns->root;
ns->root = NULL;
spin_unlock(&vfsmount_lock);
down_write(&namespace_sem);
......
......@@ -26,14 +26,7 @@ struct fs_struct;
extern struct mnt_namespace *copy_mnt_ns(unsigned long, struct mnt_namespace *,
struct fs_struct *);
extern void __put_mnt_ns(struct mnt_namespace *ns);
static inline void put_mnt_ns(struct mnt_namespace *ns)
{
if (atomic_dec_and_lock(&ns->count, &vfsmount_lock))
/* releases vfsmount_lock */
__put_mnt_ns(ns);
}
extern void put_mnt_ns(struct mnt_namespace *ns);
static inline void exit_mnt_ns(struct task_struct *p)
{
......
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