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| author | Arnaldo Carvalho de Melo <acme@redhat.com> | 2023-12-01 14:52:00 -0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2023-12-04 16:42:09 -0300 |
| commit | 54373b5d53c1f6aa6164ee5bea4761abb16b351c (patch) | |
| tree | f17d35ff7c16fc370ccb299a530ae5fd0699c36a /tools/perf/builtin-trace.c | |
| parent | 556bed5c6d4167f9ffb5c8648cdd3c8e39aefec7 (diff) | |
| download | linux-stable-54373b5d53c1f6aa6164ee5bea4761abb16b351c.tar.gz linux-stable-54373b5d53c1f6aa6164ee5bea4761abb16b351c.tar.bz2 linux-stable-54373b5d53c1f6aa6164ee5bea4761abb16b351c.zip | |
perf env: Introduce perf_env__arch_strerrno()
That will cache the arch specific function translating error numbers to
strings.
Reviewed-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: David Laight <David.Laight@ACULAB.COM>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lore.kernel.org/lkml/20231201203046.486596-2-acme@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/builtin-trace.c')
| -rw-r--r-- | tools/perf/builtin-trace.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index e541d0e2777a..109b8e64fe69 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -2470,9 +2470,8 @@ static int trace__fprintf_callchain(struct trace *trace, struct perf_sample *sam static const char *errno_to_name(struct evsel *evsel, int err) { struct perf_env *env = evsel__env(evsel); - const char *arch_name = perf_env__arch(env); - return arch_syscalls__strerrno(arch_name, err); + return perf_env__arch_strerrno(env, err); } static int trace__sys_exit(struct trace *trace, struct evsel *evsel, @@ -4264,12 +4263,11 @@ static size_t thread__dump_stats(struct thread_trace *ttrace, printed += fprintf(fp, " %9.3f %9.2f%%\n", max, pct); if (trace->errno_summary && stats->nr_failures) { - const char *arch_name = perf_env__arch(trace->host->env); int e; for (e = 0; e < stats->max_errno; ++e) { if (stats->errnos[e] != 0) - fprintf(fp, "\t\t\t\t%s: %d\n", arch_syscalls__strerrno(arch_name, e + 1), stats->errnos[e]); + fprintf(fp, "\t\t\t\t%s: %d\n", perf_env__arch_strerrno(trace->host->env, e + 1), stats->errnos[e]); } } } |