128 					     struct ceph_snap_realm *realm)  in lookup_quotarealm_inode()  argument
133 	qri = find_quotarealm_inode(mdsc, realm->ino);  in lookup_quotarealm_inode()
158 		in = ceph_lookup_inode(sb, realm->ino);  in lookup_quotarealm_inode()
163 		     realm->ino, PTR_ERR(in));  in lookup_quotarealm_inode()
213 	struct ceph_snap_realm *realm, *next;  in get_quota_realm()  local
221 	realm = ceph_inode(inode)->i_snap_realm;  in get_quota_realm()
222 	if (realm)  in get_quota_realm()
223 		ceph_get_snap_realm(mdsc, realm);  in get_quota_realm()
227 	while (realm) {  in get_quota_realm()
230 		spin_lock(&realm->inodes_with_caps_lock);  in get_quota_realm()
231 		has_inode = realm->inode;  in get_quota_realm()
232 		in = has_inode ? igrab(realm->inode) : NULL;  in get_quota_realm()
233 		spin_unlock(&realm->inodes_with_caps_lock);  in get_quota_realm()
238 			in = lookup_quotarealm_inode(mdsc, inode->i_sb, realm);  in get_quota_realm()
242 			ceph_put_snap_realm(mdsc, realm);  in get_quota_realm()
253 		next = realm->parent;  in get_quota_realm()
255 		       return realm;  in get_quota_realm()
258 		ceph_put_snap_realm(mdsc, realm);  in get_quota_realm()
259 		realm = next;  in get_quota_realm()
261 	if (realm)  in get_quota_realm()
262 		ceph_put_snap_realm(mdsc, realm);  in get_quota_realm()
318 	struct ceph_snap_realm *realm, *next;  in check_quota_exceeded()  local
328 	realm = ceph_inode(inode)->i_snap_realm;  in check_quota_exceeded()
329 	if (realm)  in check_quota_exceeded()
330 		ceph_get_snap_realm(mdsc, realm);  in check_quota_exceeded()
334 	while (realm) {  in check_quota_exceeded()
337 		spin_lock(&realm->inodes_with_caps_lock);  in check_quota_exceeded()
338 		has_inode = realm->inode;  in check_quota_exceeded()
339 		in = has_inode ? igrab(realm->inode) : NULL;  in check_quota_exceeded()
340 		spin_unlock(&realm->inodes_with_caps_lock);  in check_quota_exceeded()
345 			in = lookup_quotarealm_inode(mdsc, inode->i_sb, realm);  in check_quota_exceeded()
349 			ceph_put_snap_realm(mdsc, realm);  in check_quota_exceeded()
389 		next = realm->parent;  in check_quota_exceeded()
393 		ceph_put_snap_realm(mdsc, realm);  in check_quota_exceeded()
394 		realm = next;  in check_quota_exceeded()
396 	if (realm)  in check_quota_exceeded()
397 		ceph_put_snap_realm(mdsc, realm);  in check_quota_exceeded()
480 	struct ceph_snap_realm *realm;  in ceph_quota_update_statfs()  local
486 	realm = get_quota_realm(mdsc, d_inode(fsc->sb->s_root), true);  in ceph_quota_update_statfs()
488 	if (!realm)  in ceph_quota_update_statfs()
491 	spin_lock(&realm->inodes_with_caps_lock);  in ceph_quota_update_statfs()
492 	in = realm->inode ? igrab(realm->inode) : NULL;  in ceph_quota_update_statfs()
493 	spin_unlock(&realm->inodes_with_caps_lock);  in ceph_quota_update_statfs()
514 	ceph_put_snap_realm(mdsc, realm);  in ceph_quota_update_statfs()