44 static inline void __add_fid(struct dentry *dentry, struct p9_fid *fid)  in __add_fid()  argument
46 	hlist_add_head(&fid->dlist, (struct hlist_head *)&dentry->d_fsdata);  in __add_fid()
49 void v9fs_fid_add(struct dentry *dentry, struct p9_fid *fid)  in v9fs_fid_add()  argument
51 	spin_lock(&dentry->d_lock);  in v9fs_fid_add()
52 	__add_fid(dentry, fid);  in v9fs_fid_add()
53 	spin_unlock(&dentry->d_lock);  in v9fs_fid_add()
64 static struct p9_fid *v9fs_fid_find(struct dentry *dentry, kuid_t uid, int any)  in v9fs_fid_find()  argument
69 		 dentry, dentry, from_kuid(&init_user_ns, uid),  in v9fs_fid_find()
73 	if (dentry->d_fsdata) {  in v9fs_fid_find()
74 		struct hlist_head *h = (struct hlist_head *)&dentry->d_fsdata;  in v9fs_fid_find()
75 		spin_lock(&dentry->d_lock);  in v9fs_fid_find()
82 		spin_unlock(&dentry->d_lock);  in v9fs_fid_find()
94 				  struct dentry *dentry, char ***names)  in build_path_from_dentry()  argument
98 	struct dentry *ds;  in build_path_from_dentry()
100 	for (ds = dentry; !IS_ROOT(ds); ds = ds->d_parent)  in build_path_from_dentry()
107 	for (ds = dentry, i = (n-1); i >= 0; i--, ds = ds->d_parent)  in build_path_from_dentry()
116 static struct p9_fid *v9fs_fid_lookup_with_uid(struct dentry *dentry,  in v9fs_fid_lookup_with_uid()  argument
119 	struct dentry *ds;  in v9fs_fid_lookup_with_uid()
125 	v9ses = v9fs_dentry2v9ses(dentry);  in v9fs_fid_lookup_with_uid()
127 	fid = v9fs_fid_find(dentry, uid, any);  in v9fs_fid_lookup_with_uid()
136 	ds = dentry->d_parent;  in v9fs_fid_lookup_with_uid()
140 		fid = p9_client_walk(fid, 1, (char **)&dentry->d_name.name, 1);  in v9fs_fid_lookup_with_uid()
146 	fid = v9fs_fid_find(dentry->d_sb->s_root, uid, any);  in v9fs_fid_lookup_with_uid()
162 		v9fs_fid_add(dentry->d_sb->s_root, fid);  in v9fs_fid_lookup_with_uid()
165 	if (dentry->d_sb->s_root == dentry)  in v9fs_fid_lookup_with_uid()
173 	n  = build_path_from_dentry(v9ses, dentry, &wnames);  in v9fs_fid_lookup_with_uid()
206 		spin_lock(&dentry->d_lock);  in v9fs_fid_lookup_with_uid()
207 		if (d_unhashed(dentry)) {  in v9fs_fid_lookup_with_uid()
208 			spin_unlock(&dentry->d_lock);  in v9fs_fid_lookup_with_uid()
212 			__add_fid(dentry, fid);  in v9fs_fid_lookup_with_uid()
213 			spin_unlock(&dentry->d_lock);  in v9fs_fid_lookup_with_uid()
231 struct p9_fid *v9fs_fid_lookup(struct dentry *dentry)  in v9fs_fid_lookup()  argument
237 	v9ses = v9fs_dentry2v9ses(dentry);  in v9fs_fid_lookup()
257 	return v9fs_fid_lookup_with_uid(dentry, uid, any);  in v9fs_fid_lookup()
260 struct p9_fid *v9fs_fid_clone(struct dentry *dentry)  in v9fs_fid_clone()  argument
264 	fid = v9fs_fid_lookup(dentry);  in v9fs_fid_clone()
272 static struct p9_fid *v9fs_fid_clone_with_uid(struct dentry *dentry, kuid_t uid)  in v9fs_fid_clone_with_uid()  argument
276 	fid = v9fs_fid_lookup_with_uid(dentry, uid, 0);  in v9fs_fid_clone_with_uid()
284 struct p9_fid *v9fs_writeback_fid(struct dentry *dentry)  in v9fs_writeback_fid()  argument
289 	fid = v9fs_fid_clone_with_uid(dentry, GLOBAL_ROOT_UID);  in v9fs_writeback_fid()