702 	enum ctx_state prev_state = exception_enter();  in machine_check_exception()  local
745 	exception_exit(prev_state);  in machine_check_exception()
769 	enum ctx_state prev_state = exception_enter();  in unknown_exception()  local
776 	exception_exit(prev_state);  in unknown_exception()
781 	enum ctx_state prev_state = exception_enter();  in instruction_breakpoint_exception()  local
791 	exception_exit(prev_state);  in instruction_breakpoint_exception()
801 	enum ctx_state prev_state = exception_enter();  in single_step_exception()  local
814 	exception_exit(prev_state);  in single_step_exception()
1139 	enum ctx_state prev_state = exception_enter();  in program_check_exception()  local
1247 	exception_exit(prev_state);  in program_check_exception()
1262 	enum ctx_state prev_state = exception_enter();  in alignment_exception()  local
1296 	exception_exit(prev_state);  in alignment_exception()
1325 	enum ctx_state prev_state = exception_enter();  in kernel_fp_unavailable_exception()  local
1331 	exception_exit(prev_state);  in kernel_fp_unavailable_exception()
1336 	enum ctx_state prev_state = exception_enter();  in altivec_unavailable_exception()  local
1350 	exception_exit(prev_state);  in altivec_unavailable_exception()