Commit-ID: 2c83dfae021306d528b21dceb8d128ca16524c5a
Gitweb: https://git.kernel.org/tip/2c83dfae021306d528b21dceb8d128ca16524c5a
Author: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Mon, 17 Dec 2018 12:06:34 -0300
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Tue, 18 Dec 2018 16:15:18 -0300
perf trace: Enclose the errno strings with ()
To match strace, now both emit the same line for calls like:
access("/etc/ld.so.preload", R_OK) = -1 ENOENT (No such file or directory)
Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Luis Cláudio Gonçalves <lclaudio@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Wang Nan <wangnan0@xxxxxxxxxx>
Link: https://lkml.kernel.org/n/tip-krxl6klsqc9qyktoaxyih942@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/builtin-trace.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 226e994ac638..35d8fbe47ee4 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -2024,10 +2024,10 @@ errno_print: {
const char *emsg = str_error_r(-ret, bf, sizeof(bf)),
*e = errno_to_name(evsel, -ret);
- fprintf(trace->output, "-1 %s %s", e, emsg);
+ fprintf(trace->output, "-1 %s (%s)", e, emsg);
}
} else if (ret == 0 && sc->fmt->timeout)
- fprintf(trace->output, "0 Timeout");
+ fprintf(trace->output, "0 (Timeout)");
else if (ttrace->ret_scnprintf) {
char bf[1024];
struct syscall_arg arg = {
|