106 static inline int user_space_fault(unsigned long trans_exc_code)  in user_space_fault()  argument
112 	trans_exc_code &= 3;  in user_space_fault()
113 	if (trans_exc_code == 2)  in user_space_fault()
118 		return trans_exc_code == 3;  in user_space_fault()
125 	return trans_exc_code != 3;  in user_space_fault()
149 				int si_code, unsigned long trans_exc_code)  in do_sigsegv()  argument
154 	address = trans_exc_code & __FAIL_ADDR_MASK;  in do_sigsegv()
165 				   unsigned long trans_exc_code)  in do_no_context()  argument
181 	address = trans_exc_code & __FAIL_ADDR_MASK;  in do_no_context()
182 	if (!user_space_fault(trans_exc_code))  in do_no_context()
194 				    unsigned long trans_exc_code)  in do_low_address()  argument
204 	do_no_context(regs, int_code, trans_exc_code);  in do_low_address()
208 			       unsigned long trans_exc_code)  in do_sigbus()  argument
218 	address = trans_exc_code & __FAIL_ADDR_MASK;  in do_sigbus()
230 				  unsigned long trans_exc_code)  in signal_return()  argument
250 		do_sigsegv(regs, int_code, SEGV_MAPERR, trans_exc_code);  in signal_return()
256 				    unsigned long trans_exc_code, int fault)  in do_fault_error()  argument
264 		    (trans_exc_code & 3) == 0) {  in do_fault_error()
265 			signal_return(regs, int_code, trans_exc_code);  in do_fault_error()
275 			do_sigsegv(regs, int_code, si_code, trans_exc_code);  in do_fault_error()
279 		do_no_context(regs, int_code, trans_exc_code);  in do_fault_error()
287 				do_no_context(regs, int_code, trans_exc_code);  in do_fault_error()
289 				do_sigbus(regs, int_code, trans_exc_code);  in do_fault_error()
308 			       unsigned long trans_exc_code)  in do_exception()  argument
328 	if (unlikely(!user_space_fault(trans_exc_code) || in_atomic() || !mm))  in do_exception()
331 	address = trans_exc_code & __FAIL_ADDR_MASK;  in do_exception()
363 		 (trans_exc_code & store_indication) == 0x400) ?  in do_exception()
391 				       unsigned long trans_exc_code)  in do_protection_exception()  argument
402 	if (unlikely(!(trans_exc_code & 4))) {  in do_protection_exception()
403 		do_low_address(regs, pgm_int_code, trans_exc_code);  in do_protection_exception()
406 	fault = do_exception(regs, VM_WRITE, trans_exc_code);  in do_protection_exception()
408 		do_fault_error(regs, 4, trans_exc_code, fault);  in do_protection_exception()
412 				unsigned long trans_exc_code)  in do_dat_exception()  argument
419 	    (trans_exc_code & 3) == 0)  in do_dat_exception()
422 	fault = do_exception(regs, access, trans_exc_code);  in do_dat_exception()
424 		do_fault_error(regs, pgm_int_code & 255, trans_exc_code, fault);  in do_dat_exception()
429 				 unsigned long trans_exc_code)  in do_asce_exception()  argument
434 	if (unlikely(!user_space_fault(trans_exc_code) || in_atomic() || !mm))  in do_asce_exception()
438 	vma = find_vma(mm, trans_exc_code & __FAIL_ADDR_MASK);  in do_asce_exception()
448 		do_sigsegv(regs, pgm_int_code, SEGV_MAPERR, trans_exc_code);  in do_asce_exception()
453 	do_no_context(regs, pgm_int_code, trans_exc_code);  in do_asce_exception()