smb/server/oplock.c

877 static int oplock_break(struct oplock_info *brk_opinfo, int req_op_level)
884 		    brk_opinfo->level);
886 	if (brk_opinfo->is_lease) {
887 		struct lease *lease = brk_opinfo->o_lease;
889 		atomic_inc(&brk_opinfo->breaking_cnt);
891 		err = oplock_break_pending(brk_opinfo, req_op_level);
895 		if (brk_opinfo->open_trunc) {
922 			brk_opinfo->op_state = OPLOCK_ACK_WAIT;
924 			atomic_dec(&brk_opinfo->breaking_cnt);
926 		err = oplock_break_pending(brk_opinfo, req_op_level);
930 		if (brk_opinfo->level == SMB2_OPLOCK_LEVEL_BATCH ||
931 		    brk_opinfo->level == SMB2_OPLOCK_LEVEL_EXCLUSIVE)
932 			brk_opinfo->op_state = OPLOCK_ACK_WAIT;
935 	if (brk_opinfo->is_lease)
936 		err = smb2_lease_break_noti(brk_opinfo);
938 		err = smb2_oplock_break_noti(brk_opinfo);
940 	ksmbd_debug(OPLOCK, "oplock granted = %d\n", brk_opinfo->level);
941 	if (brk_opinfo->op_state == OPLOCK_CLOSING)
943 	wake_up_oplock_break(brk_opinfo);
945 	wait_lease_breaking(brk_opinfo);
1325 	struct oplock_info *brk_opinfo;
1327 	brk_opinfo = opinfo_get_list(fp->f_ci);
1328 	if (!brk_opinfo)
1330 	if (brk_opinfo->level != SMB2_OPLOCK_LEVEL_BATCH &&
1331 	    brk_opinfo->level != SMB2_OPLOCK_LEVEL_EXCLUSIVE) {
1332 		opinfo_conn_put(brk_opinfo);
1336 	brk_opinfo->open_trunc = is_trunc;
1337 	list_add(&work->interim_entry, &brk_opinfo->interim_list);
1338 	oplock_break(brk_opinfo, SMB2_OPLOCK_LEVEL_II);
1339 	opinfo_conn_put(brk_opinfo);