perf trace: Decode architecture-specific signal numbers

commit 02c5bb4a352a4cca56e9b5d3a2a57d61062eb2e1 upstream.

SIGSTKFLT is not defined on alpha, mips or sparc.

SIGEMT and SIGSWI are defined on some architectures and should be
decoded here if so.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Fixes: 8bad5b0abfdb ('perf trace: Beautify signal number arg in several syscalls')
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1391648441.3003.101.camel@deadeye.wl.decadent.org.uk
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index aaeee081a70dc204e899b90e98876b2d9368d4c7..a42ccc4d84481a2a4af8108777950c5b8c3070d9 100644 (file)
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -821,7 +821,6 @@ static size_t syscall_arg__scnprintf_signum(char *bf, size_t size, struct syscal
        P_SIGNUM(PIPE);
        P_SIGNUM(ALRM);
        P_SIGNUM(TERM);
-       P_SIGNUM(STKFLT);
        P_SIGNUM(CHLD);
        P_SIGNUM(CONT);
        P_SIGNUM(STOP);
@@ -837,6 +836,15 @@ static size_t syscall_arg__scnprintf_signum(char *bf, size_t size, struct syscal
        P_SIGNUM(IO);
        P_SIGNUM(PWR);
        P_SIGNUM(SYS);
+#ifdef SIGEMT
+       P_SIGNUM(EMT);
+#endif
+#ifdef SIGSTKFLT
+       P_SIGNUM(STKFLT);
+#endif
+#ifdef SIGSWI
+       P_SIGNUM(SWI);
+#endif
        default: break;
        }