Re: [PATCH 2/3] fixup! perf: introduce errno_to_name() function

[Hendrik Brueckner <brueckner@linux.vnet.ibm.com>]

Hi Arnaldo,

just looking through my posting and just need a fixup for one hunk.  Please
let me know whether I shall re-post the series again.  Sorry for this
inconvenience.

On Thu, Dec 07, 2017 at 09:28:00AM +0100, Hendrik Brueckner wrote:
> --- a/tools/perf/builtin-trace.c
> +++ b/tools/perf/builtin-trace.c
[...]
> @@ -1659,6 +1658,18 @@ static int trace__fprintf_callchain(struct trace *trace, struct perf_sample *sam
>  	return sample__fprintf_callchain(sample, 38, print_opts, &callchain_cursor, trace->output);
>  }
> 
> +static const char *errno_to_name(int err)
> +{
> +	switch (err) {
> +#define ERRNO_NAME_MAP(_err, _num) case _num: return #_err;
> +	ALL_ERRNO_NAME_MAPPINGS
> +#undef ONE_ERRNO_NAME


diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index b7aef0f..04af6a1 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -1663,7 +1663,7 @@ static const char *errno_to_name(int err)
 	switch (err) {
 #define ERRNO_NAME_MAP(_err, _num) case _num: return #_err;
 	ALL_ERRNO_NAME_MAPPINGS
-#undef ONE_ERRNO_NAME
+#undef ERRNO_NAME_MAP
 	default:
 		return "(unknown)";
 		break;