Messages in this thread Patch in this message |  | | From | Li Huafei <> | Subject | [PATCH 2/2] perf annotate: Add error log in symbol__annotate() | Date | Mon, 26 Jul 2021 20:38:54 +0800 |
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When users use the perf annotate feature on unsupported machines, error logs should be printed for user feedback.
Signed-off-by: Li Huafei <lihuafei1@huawei.com> --- tools/perf/util/annotate.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c index aa04a3655236..cb280de3369f 100644 --- a/tools/perf/util/annotate.c +++ b/tools/perf/util/annotate.c @@ -2192,8 +2192,10 @@ int symbol__annotate(struct map_symbol *ms, struct evsel *evsel, return errno; args.arch = arch = arch__find(arch_name); - if (arch == NULL) + if (arch == NULL) { + pr_err("%s: unsupported arch %s\n", __func__, arch_name); return ENOTSUP; + } if (parch) *parch = arch; -- 2.17.1
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