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authorArnaldo Carvalho de Melo <acme@redhat.com>2013-08-26 11:28:34 -0300
committerArnaldo Carvalho de Melo <acme@redhat.com>2013-08-26 17:25:50 -0300
commitda3c9a448af7ab2beab62cfff42bdea9590d9bea (patch)
tree9a5a74aa5186d1c59d3fb242dba5e727294a8798 /tools
parentperf trace: Introduce syscall arg formatters (diff)
downloadlinux-dev-da3c9a448af7ab2beab62cfff42bdea9590d9bea.tar.xz
linux-dev-da3c9a448af7ab2beab62cfff42bdea9590d9bea.zip
perf trace: Simplify sys_exit return printing
Avoiding multiple sc->fmt != NULL tests. Cc: Adrian Hunter <adrian.hunter@intel.com> Cc: David Ahern <dsahern@gmail.com> Cc: Frederic Weisbecker <fweisbec@gmail.com> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Stephane Eranian <eranian@google.com> Link: http://lkml.kernel.org/n/tip-w28d1o3uslden0k57653kda7@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r--tools/perf/builtin-trace.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 86568ed53ac4..9e23660d96eb 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -464,16 +464,19 @@ static int trace__sys_exit(struct trace *trace, struct perf_evsel *evsel,
fprintf(trace->output, "]: %s()", sc->name);
}
- if (ret < 0 && sc->fmt && sc->fmt->errmsg) {
+ if (sc->fmt == NULL) {
+signed_print:
+ fprintf(trace->output, ") = %d", ret);
+ } else if (ret < 0 && sc->fmt->errmsg) {
char bf[256];
const char *emsg = strerror_r(-ret, bf, sizeof(bf)),
*e = audit_errno_to_name(-ret);
fprintf(trace->output, ") = -1 %s %s", e, emsg);
- } else if (ret == 0 && sc->fmt && sc->fmt->timeout)
+ } else if (ret == 0 && sc->fmt->timeout)
fprintf(trace->output, ") = 0 Timeout");
else
- fprintf(trace->output, ") = %d", ret);
+ goto signed_print;
fputc('\n', trace->output);
out: