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Commit 2c83dfae authored by Arnaldo Carvalho de Melo's avatar Arnaldo Carvalho de Melo
Browse files

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@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Luis Cláudio Gonçalves <lclaudio@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Wang Nan <wangnan0@huawei.com>
Link: https://lkml.kernel.org/n/tip-krxl6klsqc9qyktoaxyih942@git.kernel.org


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent c48ee107

tools/perf/builtin-trace.c

+2 −2
Original line number Original line Diff line number Diff line
@@ -2024,10 +2024,10 @@ errno_print: { 
		const char *emsg = str_error_r(-ret, bf, sizeof(bf)),

		const char *emsg = str_error_r(-ret, bf, sizeof(bf)),

			   *e = errno_to_name(evsel, -ret);

			   *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)

	} else if (ret == 0 && sc->fmt->timeout)

		fprintf(trace->output, "0 Timeout");

		fprintf(trace->output, "0 (Timeout)");

	else if (ttrace->ret_scnprintf) {

	else if (ttrace->ret_scnprintf) {

		char bf[1024];

		char bf[1024];

		struct syscall_arg arg = {

		struct syscall_arg arg = {