53 	unsigned long next_ip;  in perf_callchain_kernel()  local
76 			next_ip = regs->nip;  in perf_callchain_kernel()
83 				next_ip = lr;  in perf_callchain_kernel()
85 				next_ip = fp[STACK_FRAME_LR_SAVE];  in perf_callchain_kernel()
94 			if ((level == 1 && next_ip == lr) ||  in perf_callchain_kernel()
95 			    (level <= 1 && !kernel_text_address(next_ip)))  in perf_callchain_kernel()
96 				next_ip = 0;  in perf_callchain_kernel()
101 		perf_callchain_store(entry, next_ip);  in perf_callchain_kernel()
239 	unsigned long next_ip;  in perf_callchain_user_64()  local
245 	next_ip = perf_instruction_pointer(regs);  in perf_callchain_user_64()
248 	perf_callchain_store(entry, next_ip);  in perf_callchain_user_64()
254 		if (level > 0 && read_user_stack_64(&fp[2], &next_ip))  in perf_callchain_user_64()
264 		    (is_sigreturn_64_address(next_ip, sp) ||  in perf_callchain_user_64()
272 			if (read_user_stack_64(&uregs[PT_NIP], &next_ip) ||  in perf_callchain_user_64()
278 			perf_callchain_store(entry, next_ip);  in perf_callchain_user_64()
283 			next_ip = lr;  in perf_callchain_user_64()
284 		perf_callchain_store(entry, next_ip);  in perf_callchain_user_64()
411 				unsigned int next_sp, unsigned int next_ip)  in signal_frame_32_regs()  argument
424 	    is_sigreturn_32_address(next_ip, sp) &&  in signal_frame_32_regs()
431 	    is_rt_sigreturn_32_address(next_ip, sp) &&  in signal_frame_32_regs()
446 	unsigned int next_ip;  in perf_callchain_user_32()  local
451 	next_ip = perf_instruction_pointer(regs);  in perf_callchain_user_32()
454 	perf_callchain_store(entry, next_ip);  in perf_callchain_user_32()
460 		if (level > 0 && read_user_stack_32(&fp[1], &next_ip))  in perf_callchain_user_32()
463 		uregs = signal_frame_32_regs(sp, next_sp, next_ip);  in perf_callchain_user_32()
471 			if (read_user_stack_32(&uregs[PT_NIP], &next_ip) ||  in perf_callchain_user_32()
477 			perf_callchain_store(entry, next_ip);  in perf_callchain_user_32()
482 			next_ip = lr;  in perf_callchain_user_32()
483 		perf_callchain_store(entry, next_ip);  in perf_callchain_user_32()