kstack_is_trap_frame 1762 arch/sparc/kernel/perf_event.c if (kstack_is_trap_frame(current_thread_info(), regs)) { kstack_is_trap_frame 45 arch/sparc/kernel/stacktrace.c if (kstack_is_trap_frame(tp, regs)) { kstack_is_trap_frame 2490 arch/sparc/kernel/traps_64.c if (kstack_is_trap_frame(tp, regs)) {