signal_segv 62 tools/testing/selftests/powerpc/tm/tm-signal-msr-resv.c if (signal(SIGSEGV, signal_segv) == SIG_ERR) signal_segv 59 tools/testing/selftests/powerpc/tm/tm-signal-stack.c if (signal(SIGSEGV, signal_segv) == SIG_ERR)