24 static void afs_init_fs_cursor(struct afs_fs_cursor *fc, struct afs_vnode *vnode)  in afs_init_fs_cursor()  argument
35 bool afs_begin_vnode_operation(struct afs_fs_cursor *fc, struct afs_vnode *vnode,  in afs_begin_vnode_operation()  argument
38 	afs_init_fs_cursor(fc, vnode);  in afs_begin_vnode_operation()
39 	fc->vnode = vnode;  in afs_begin_vnode_operation()
43 	if (mutex_lock_interruptible(&vnode->io_lock) < 0) {  in afs_begin_vnode_operation()
49 	if (vnode->lock_state != AFS_VNODE_LOCK_NONE)  in afs_begin_vnode_operation()
59 				   struct afs_vnode *vnode)  in afs_start_fs_iteration()  argument
64 	read_lock(&vnode->volume->servers_lock);  in afs_start_fs_iteration()
65 	fc->server_list = afs_get_serverlist(vnode->volume->servers);  in afs_start_fs_iteration()
66 	read_unlock(&vnode->volume->servers_lock);  in afs_start_fs_iteration()
68 	cbi = vnode->cb_interest;  in afs_start_fs_iteration()
88 		write_seqlock(&vnode->cb_lock);  in afs_start_fs_iteration()
89 		ASSERTCMP(cbi, ==, vnode->cb_interest);  in afs_start_fs_iteration()
90 		vnode->cb_interest = NULL;  in afs_start_fs_iteration()
91 		if (test_and_clear_bit(AFS_VNODE_CB_PROMISED, &vnode->flags))  in afs_start_fs_iteration()
92 			vnode->cb_break++;  in afs_start_fs_iteration()
93 		write_sequnlock(&vnode->cb_lock);  in afs_start_fs_iteration()
95 		afs_put_cb_interest(afs_v2net(vnode), cbi);  in afs_start_fs_iteration()
145 	struct afs_vnode *vnode = fc->vnode;  in afs_select_fileserver()  local
185 			write_lock(&vnode->volume->servers_lock);  in afs_select_fileserver()
187 			write_unlock(&vnode->volume->servers_lock);  in afs_select_fileserver()
189 			set_bit(AFS_VOLUME_NEEDS_UPDATE, &vnode->volume->flags);  in afs_select_fileserver()
190 			fc->ac.error = afs_check_volume_status(vnode->volume, fc->key);  in afs_select_fileserver()
194 			if (test_bit(AFS_VOLUME_DELETED, &vnode->volume->flags)) {  in afs_select_fileserver()
202 			if (vnode->volume->servers == fc->server_list) {  in afs_select_fileserver()
222 			if (!test_and_set_bit(AFS_VOLUME_OFFLINE, &vnode->volume->flags)) {  in afs_select_fileserver()
223 				afs_busy(vnode->volume, fc->ac.abort_code);  in afs_select_fileserver()
224 				clear_bit(AFS_VOLUME_BUSY, &vnode->volume->flags);  in afs_select_fileserver()
246 			if (!test_and_set_bit(AFS_VOLUME_BUSY, &vnode->volume->flags)) {  in afs_select_fileserver()
247 				afs_busy(vnode->volume, fc->ac.abort_code);  in afs_select_fileserver()
248 				clear_bit(AFS_VOLUME_OFFLINE, &vnode->volume->flags);  in afs_select_fileserver()
277 			set_bit(AFS_VOLUME_WAIT, &vnode->volume->flags);  in afs_select_fileserver()
278 			set_bit(AFS_VOLUME_NEEDS_UPDATE, &vnode->volume->flags);  in afs_select_fileserver()
279 			fc->ac.error = afs_check_volume_status(vnode->volume, fc->key);  in afs_select_fileserver()
292 			if (vnode->volume->servers == fc->server_list) {  in afs_select_fileserver()
300 			clear_bit(AFS_VOLUME_OFFLINE, &vnode->volume->flags);  in afs_select_fileserver()
301 			clear_bit(AFS_VOLUME_BUSY, &vnode->volume->flags);  in afs_select_fileserver()
322 	afs_put_cb_interest(afs_v2net(vnode), fc->cbi);  in afs_select_fileserver()
324 	afs_put_serverlist(afs_v2net(vnode), fc->server_list);  in afs_select_fileserver()
331 	fc->ac.error = afs_check_volume_status(vnode->volume, fc->key);  in afs_select_fileserver()
335 	if (!afs_start_fs_iteration(fc, vnode))  in afs_select_fileserver()
357 	fc->ac.error = afs_register_server_cb_interest(vnode, fc->server_list,  in afs_select_fileserver()
362 	fc->cbi = afs_get_cb_interest(vnode->cb_interest);  in afs_select_fileserver()
411 	afs_put_cb_interest(afs_v2net(vnode), fc->cbi);  in afs_select_fileserver()
442 	struct afs_vnode *vnode = fc->vnode;  in afs_select_current_fileserver()  local
443 	struct afs_cb_interest *cbi = vnode->cb_interest;  in afs_select_current_fileserver()
456 		fc->cbi = afs_get_cb_interest(vnode->cb_interest);  in afs_select_current_fileserver()
514 	struct afs_net *net = afs_v2net(fc->vnode);  in afs_end_vnode_operation()
517 	mutex_unlock(&fc->vnode->io_lock);  in afs_end_vnode_operation()