smb/server/smb2pdu.c

2811 	struct oplock_info *opinfo;
3531 	opinfo = rcu_dereference(fp->f_opinfo);
3532 	rsp->OplockLevel = opinfo != NULL ? opinfo->level : 0;
3558 	if (opinfo && opinfo->is_lease) {
3562 			    name, opinfo->o_lease->state);
3567 		create_lease_buf(rsp->Buffer, opinfo->o_lease);
8291 	struct oplock_info *opinfo = NULL;
8313 	opinfo = opinfo_get(fp);
8314 	if (!opinfo) {
8322 	if (opinfo->level == SMB2_OPLOCK_LEVEL_NONE) {
8327 	if (opinfo->op_state == OPLOCK_STATE_NONE) {
8328 		ksmbd_debug(SMB, "unexpected oplock state 0x%x\n", opinfo->op_state);
8333 	if ((opinfo->level == SMB2_OPLOCK_LEVEL_EXCLUSIVE ||
8334 	     opinfo->level == SMB2_OPLOCK_LEVEL_BATCH) &&
8339 	} else if (opinfo->level == SMB2_OPLOCK_LEVEL_II &&
8346 		if ((opinfo->level == SMB2_OPLOCK_LEVEL_EXCLUSIVE ||
8347 		     opinfo->level == SMB2_OPLOCK_LEVEL_BATCH) &&
8350 		} else if ((opinfo->level == SMB2_OPLOCK_LEVEL_EXCLUSIVE ||
8351 			    opinfo->level == SMB2_OPLOCK_LEVEL_BATCH) &&
8354 		} else if (opinfo->level == SMB2_OPLOCK_LEVEL_II &&
8366 		ret = opinfo_write_to_read(opinfo);
8370 		ret = opinfo_write_to_none(opinfo);
8374 		ret = opinfo_read_to_none(opinfo);
8379 		       opinfo->level, rsp_oplevel);
8387 	opinfo->op_state = OPLOCK_STATE_NONE;
8388 	wake_up_interruptible_all(&opinfo->oplock_q);
8389 	opinfo_put(opinfo);
8403 	opinfo->op_state = OPLOCK_STATE_NONE;
8404 	wake_up_interruptible_all(&opinfo->oplock_q);
8406 	opinfo_put(opinfo);
8437 	struct oplock_info *opinfo;
8448 	opinfo = lookup_lease_in_table(conn, req->LeaseKey);
8449 	if (!opinfo) {
8455 	lease = opinfo->o_lease;
8457 	if (opinfo->op_state == OPLOCK_STATE_NONE) {
8459 		       opinfo->op_state);
8472 	if (!atomic_read(&opinfo->breaking_cnt)) {
8515 		ret = opinfo_write_to_read(opinfo);
8518 		ret = opinfo_read_handle_to_read(opinfo);
8521 		ret = opinfo_write_to_none(opinfo);
8524 		ret = opinfo_read_to_none(opinfo);
8538 	opinfo->op_state = OPLOCK_STATE_NONE;
8539 	wake_up_interruptible_all(&opinfo->oplock_q);
8540 	atomic_dec(&opinfo->breaking_cnt);
8541 	wake_up_interruptible_all(&opinfo->oplock_brk);
8542 	opinfo_put(opinfo);
8555 	wake_up_interruptible_all(&opinfo->oplock_q);
8556 	atomic_dec(&opinfo->breaking_cnt);
8557 	wake_up_interruptible_all(&opinfo->oplock_brk);
8559 	opinfo_put(opinfo);