diff options
Diffstat (limited to 'tools/perf/pmu-events/jevents.c')
-rw-r--r-- | tools/perf/pmu-events/jevents.c | 63 |
1 files changed, 56 insertions, 7 deletions
diff --git a/tools/perf/pmu-events/jevents.c b/tools/perf/pmu-events/jevents.c index d51dc9ca8861..b578aa26e375 100644 --- a/tools/perf/pmu-events/jevents.c +++ b/tools/perf/pmu-events/jevents.c @@ -116,6 +116,43 @@ static void fixdesc(char *s) *e = 0; } +/* Add escapes for '\' so they are proper C strings. */ +static char *fixregex(char *s) +{ + int len = 0; + int esc_count = 0; + char *fixed = NULL; + char *p, *q; + + /* Count the number of '\' in string */ + for (p = s; *p; p++) { + ++len; + if (*p == '\\') + ++esc_count; + } + + if (esc_count == 0) + return s; + + /* allocate space for a new string */ + fixed = (char *) malloc(len + 1); + if (!fixed) + return NULL; + + /* copy over the characters */ + q = fixed; + for (p = s; *p; p++) { + if (*p == '\\') { + *q = '\\'; + ++q; + } + *q = *p; + ++q; + } + *q = '\0'; + return fixed; +} + static struct msrmap { const char *num; const char *pname; @@ -292,7 +329,7 @@ static int print_events_table_entry(void *data, char *name, char *event, char *desc, char *long_desc, char *pmu, char *unit, char *perpkg, char *metric_expr, - char *metric_name) + char *metric_name, char *metric_group) { struct perf_entry_data *pd = data; FILE *outfp = pd->outfp; @@ -304,8 +341,10 @@ static int print_events_table_entry(void *data, char *name, char *event, */ fprintf(outfp, "{\n"); - fprintf(outfp, "\t.name = \"%s\",\n", name); - fprintf(outfp, "\t.event = \"%s\",\n", event); + if (name) + fprintf(outfp, "\t.name = \"%s\",\n", name); + if (event) + fprintf(outfp, "\t.event = \"%s\",\n", event); fprintf(outfp, "\t.desc = \"%s\",\n", desc); fprintf(outfp, "\t.topic = \"%s\",\n", topic); if (long_desc && long_desc[0]) @@ -320,6 +359,8 @@ static int print_events_table_entry(void *data, char *name, char *event, fprintf(outfp, "\t.metric_expr = \"%s\",\n", metric_expr); if (metric_name) fprintf(outfp, "\t.metric_name = \"%s\",\n", metric_name); + if (metric_group) + fprintf(outfp, "\t.metric_group = \"%s\",\n", metric_group); fprintf(outfp, "},\n"); return 0; @@ -357,6 +398,9 @@ static char *real_event(const char *name, char *event) { int i; + if (!name) + return NULL; + for (i = 0; fixed[i].name; i++) if (!strcasecmp(name, fixed[i].name)) return (char *)fixed[i].event; @@ -369,7 +413,7 @@ int json_events(const char *fn, char *long_desc, char *pmu, char *unit, char *perpkg, char *metric_expr, - char *metric_name), + char *metric_name, char *metric_group), void *data) { int err = -EIO; @@ -397,6 +441,7 @@ int json_events(const char *fn, char *unit = NULL; char *metric_expr = NULL; char *metric_name = NULL; + char *metric_group = NULL; unsigned long long eventcode = 0; struct msrmap *msr = NULL; jsmntok_t *msrval = NULL; @@ -476,6 +521,8 @@ int json_events(const char *fn, addfield(map, &perpkg, "", "", val); } else if (json_streq(map, field, "MetricName")) { addfield(map, &metric_name, "", "", val); + } else if (json_streq(map, field, "MetricGroup")) { + addfield(map, &metric_group, "", "", val); } else if (json_streq(map, field, "MetricExpr")) { addfield(map, &metric_expr, "", "", val); for (s = metric_expr; *s; s++) @@ -501,10 +548,11 @@ int json_events(const char *fn, addfield(map, &event, ",", filter, NULL); if (msr != NULL) addfield(map, &event, ",", msr->pname, msrval); - fixname(name); + if (name) + fixname(name); err = func(data, name, real_event(name, event), desc, long_desc, - pmu, unit, perpkg, metric_expr, metric_name); + pmu, unit, perpkg, metric_expr, metric_name, metric_group); free(event); free(desc); free(name); @@ -516,6 +564,7 @@ int json_events(const char *fn, free(unit); free(metric_expr); free(metric_name); + free(metric_group); if (err) break; tok += j; @@ -636,7 +685,7 @@ static int process_mapfile(FILE *outfp, char *fpath) } line[strlen(line)-1] = '\0'; - cpuid = strtok_r(p, ",", &save); + cpuid = fixregex(strtok_r(p, ",", &save)); version = strtok_r(NULL, ",", &save); fname = strtok_r(NULL, ",", &save); type = strtok_r(NULL, ",", &save); |