54 	unsigned long next_ip;  in perf_callchain_kernel()  local
77 			next_ip = regs->nip;  in perf_callchain_kernel()
84 				next_ip = lr;  in perf_callchain_kernel()
86 				next_ip = fp[STACK_FRAME_LR_SAVE];  in perf_callchain_kernel()
95 			if ((level == 1 && next_ip == lr) ||  in perf_callchain_kernel()
96 			    (level <= 1 && !kernel_text_address(next_ip)))  in perf_callchain_kernel()
97 				next_ip = 0;  in perf_callchain_kernel()
102 		perf_callchain_store(entry, next_ip);  in perf_callchain_kernel()
240 	unsigned long next_ip;  in perf_callchain_user_64()  local
246 	next_ip = perf_instruction_pointer(regs);  in perf_callchain_user_64()
249 	perf_callchain_store(entry, next_ip);  in perf_callchain_user_64()
255 		if (level > 0 && read_user_stack_64(&fp[2], &next_ip))  in perf_callchain_user_64()
265 		    (is_sigreturn_64_address(next_ip, sp) ||  in perf_callchain_user_64()
273 			if (read_user_stack_64(&uregs[PT_NIP], &next_ip) ||  in perf_callchain_user_64()
279 			perf_callchain_store(entry, next_ip);  in perf_callchain_user_64()
284 			next_ip = lr;  in perf_callchain_user_64()
285 		perf_callchain_store(entry, next_ip);  in perf_callchain_user_64()
412 				unsigned int next_sp, unsigned int next_ip)  in signal_frame_32_regs()  argument
425 	    is_sigreturn_32_address(next_ip, sp) &&  in signal_frame_32_regs()
432 	    is_rt_sigreturn_32_address(next_ip, sp) &&  in signal_frame_32_regs()
447 	unsigned int next_ip;  in perf_callchain_user_32()  local
452 	next_ip = perf_instruction_pointer(regs);  in perf_callchain_user_32()
455 	perf_callchain_store(entry, next_ip);  in perf_callchain_user_32()
461 		if (level > 0 && read_user_stack_32(&fp[1], &next_ip))  in perf_callchain_user_32()
464 		uregs = signal_frame_32_regs(sp, next_sp, next_ip);  in perf_callchain_user_32()
472 			if (read_user_stack_32(&uregs[PT_NIP], &next_ip) ||  in perf_callchain_user_32()
478 			perf_callchain_store(entry, next_ip);  in perf_callchain_user_32()
483 			next_ip = lr;  in perf_callchain_user_32()
484 		perf_callchain_store(entry, next_ip);  in perf_callchain_user_32()