137 is_prefetch(struct pt_regs *regs, unsigned long error_code, unsigned long addr)  in is_prefetch()  argument
147 	if (error_code & PF_INSTR)  in is_prefetch()
594 show_fault_oops(struct pt_regs *regs, unsigned long error_code,  in show_fault_oops()  argument
600 	if (error_code & PF_INSTR) {  in show_fault_oops()
632 pgtable_bad(struct pt_regs *regs, unsigned long error_code,  in pgtable_bad()  argument
649 	tsk->thread.error_code	= error_code;  in pgtable_bad()
651 	if (__die("Bad pagetable", regs, error_code))  in pgtable_bad()
658 no_context(struct pt_regs *regs, unsigned long error_code,  in no_context()  argument
683 			tsk->thread.error_code = error_code | PF_USER;  in no_context()
707 	if (is_prefetch(regs, error_code, address))  in no_context()
719 	show_fault_oops(regs, error_code, address);  in no_context()
726 	tsk->thread.error_code	= error_code;  in no_context()
729 	if (__die("Oops", regs, error_code))  in no_context()
743 show_signal_msg(struct pt_regs *regs, unsigned long error_code,  in show_signal_msg()  argument
755 		(void *)regs->ip, (void *)regs->sp, error_code);  in show_signal_msg()
763 __bad_area_nosemaphore(struct pt_regs *regs, unsigned long error_code,  in __bad_area_nosemaphore()  argument
769 	if (error_code & PF_USER) {  in __bad_area_nosemaphore()
779 		if (is_prefetch(regs, error_code, address))  in __bad_area_nosemaphore()
790 		if (unlikely((error_code & PF_INSTR) &&  in __bad_area_nosemaphore()
798 			error_code |= PF_PROT;  in __bad_area_nosemaphore()
801 			show_signal_msg(regs, error_code, address, tsk);  in __bad_area_nosemaphore()
804 		tsk->thread.error_code	= error_code;  in __bad_area_nosemaphore()
815 	no_context(regs, error_code, address, SIGSEGV, si_code);  in __bad_area_nosemaphore()
819 bad_area_nosemaphore(struct pt_regs *regs, unsigned long error_code,  in bad_area_nosemaphore()  argument
822 	__bad_area_nosemaphore(regs, error_code, address, SEGV_MAPERR);  in bad_area_nosemaphore()
826 __bad_area(struct pt_regs *regs, unsigned long error_code,  in __bad_area()  argument
837 	__bad_area_nosemaphore(regs, error_code, address, si_code);  in __bad_area()
841 bad_area(struct pt_regs *regs, unsigned long error_code, unsigned long address)  in bad_area()  argument
843 	__bad_area(regs, error_code, address, SEGV_MAPERR);  in bad_area()
847 bad_area_access_error(struct pt_regs *regs, unsigned long error_code,  in bad_area_access_error()  argument
850 	__bad_area(regs, error_code, address, SEGV_ACCERR);  in bad_area_access_error()
854 do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address,  in do_sigbus()  argument
861 	if (!(error_code & PF_USER)) {  in do_sigbus()
862 		no_context(regs, error_code, address, SIGBUS, BUS_ADRERR);  in do_sigbus()
867 	if (is_prefetch(regs, error_code, address))  in do_sigbus()
871 	tsk->thread.error_code	= error_code;  in do_sigbus()
886 mm_fault_error(struct pt_regs *regs, unsigned long error_code,  in mm_fault_error()  argument
889 	if (fatal_signal_pending(current) && !(error_code & PF_USER)) {  in mm_fault_error()
890 		no_context(regs, error_code, address, 0, 0);  in mm_fault_error()
896 		if (!(error_code & PF_USER)) {  in mm_fault_error()
897 			no_context(regs, error_code, address,  in mm_fault_error()
911 			do_sigbus(regs, error_code, address, fault);  in mm_fault_error()
913 			bad_area_nosemaphore(regs, error_code, address);  in mm_fault_error()
919 static int spurious_fault_check(unsigned long error_code, pte_t *pte)  in spurious_fault_check()  argument
921 	if ((error_code & PF_WRITE) && !pte_write(*pte))  in spurious_fault_check()
924 	if ((error_code & PF_INSTR) && !pte_exec(*pte))  in spurious_fault_check()
952 spurious_fault(unsigned long error_code, unsigned long address)  in spurious_fault()  argument
969 	if (error_code != (PF_WRITE | PF_PROT)  in spurious_fault()
970 	    && error_code != (PF_INSTR | PF_PROT))  in spurious_fault()
982 		return spurious_fault_check(error_code, (pte_t *) pud);  in spurious_fault()
989 		return spurious_fault_check(error_code, (pte_t *) pmd);  in spurious_fault()
995 	ret = spurious_fault_check(error_code, pte);  in spurious_fault()
1003 	ret = spurious_fault_check(error_code, (pte_t *) pmd);  in spurious_fault()
1013 access_error(unsigned long error_code, struct vm_area_struct *vma)  in access_error()  argument
1015 	if (error_code & PF_WRITE) {  in access_error()
1023 	if (unlikely(error_code & PF_PROT))  in access_error()
1038 static inline bool smap_violation(int error_code, struct pt_regs *regs)  in smap_violation()  argument
1046 	if (error_code & PF_USER)  in smap_violation()
1065 __do_page_fault(struct pt_regs *regs, unsigned long error_code,  in __do_page_fault()  argument
1102 		if (!(error_code & (PF_RSVD | PF_USER | PF_PROT))) {  in __do_page_fault()
1106 			if (kmemcheck_fault(regs, address, error_code))  in __do_page_fault()
1111 		if (spurious_fault(error_code, address))  in __do_page_fault()
1121 		bad_area_nosemaphore(regs, error_code, address);  in __do_page_fault()
1130 	if (unlikely(error_code & PF_RSVD))  in __do_page_fault()
1131 		pgtable_bad(regs, error_code, address);  in __do_page_fault()
1133 	if (unlikely(smap_violation(error_code, regs))) {  in __do_page_fault()
1134 		bad_area_nosemaphore(regs, error_code, address);  in __do_page_fault()
1143 		bad_area_nosemaphore(regs, error_code, address);  in __do_page_fault()
1156 		error_code |= PF_USER;  in __do_page_fault()
1165 	if (error_code & PF_WRITE)  in __do_page_fault()
1185 		if ((error_code & PF_USER) == 0 &&  in __do_page_fault()
1187 			bad_area_nosemaphore(regs, error_code, address);  in __do_page_fault()
1203 		bad_area(regs, error_code, address);  in __do_page_fault()
1209 		bad_area(regs, error_code, address);  in __do_page_fault()
1212 	if (error_code & PF_USER) {  in __do_page_fault()
1220 			bad_area(regs, error_code, address);  in __do_page_fault()
1225 		bad_area(regs, error_code, address);  in __do_page_fault()
1234 	if (unlikely(access_error(error_code, vma))) {  in __do_page_fault()
1235 		bad_area_access_error(regs, error_code, address);  in __do_page_fault()
1267 		no_context(regs, error_code, address, SIGBUS, BUS_ADRERR);  in __do_page_fault()
1273 		mm_fault_error(regs, error_code, address, fault);  in __do_page_fault()
1294 do_page_fault(struct pt_regs *regs, unsigned long error_code)  in do_page_fault()  argument
1308 	__do_page_fault(regs, error_code, address);  in do_page_fault()
1316 			 unsigned long error_code)  in trace_page_fault_entries()  argument
1319 		trace_page_fault_user(address, regs, error_code);  in trace_page_fault_entries()
1321 		trace_page_fault_kernel(address, regs, error_code);  in trace_page_fault_entries()
1325 trace_do_page_fault(struct pt_regs *regs, unsigned long error_code)  in trace_do_page_fault()  argument
1337 	trace_page_fault_entries(address, regs, error_code);  in trace_do_page_fault()
1338 	__do_page_fault(regs, error_code, address);  in trace_do_page_fault()