27 _identify_sighandler (unsigned long fp, unsigned long pc,
38 find_frame_creation (unsigned long *pc)  in find_frame_creation()  argument
46   for (i = 0; i < 1000; i++, pc--)  in find_frame_creation()
51       instr = *pc;  in find_frame_creation()
63       return pc;  in find_frame_creation()
69 lookup_prev_stack_frame (unsigned long fp, unsigned long pc,  in lookup_prev_stack_frame()  argument
75   int is_signalhandler = _identify_sighandler (fp, pc, pprev_fp,  in lookup_prev_stack_frame()
80       prologue = find_frame_creation ((unsigned long *) pc);  in lookup_prev_stack_frame()
108   unsigned long pc, fp;  in __backtrace()  local
122                         : "=r"(pc));  in __backtrace()
127   array[0] = (void *) pc;  in __backtrace()
131       rc = lookup_prev_stack_frame (fp, pc, &pfp, &ppc, &retaddr);  in __backtrace()
134       pc = ppc;  in __backtrace()
135       array[count] = (void *) pc;  in __backtrace()