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