static int match_field(char *map, jsmntok_t *field, int nz,
char **event, jsmntok_t *val)
{
struct field *f;
jsmntok_t newval = *val;
for (f = fields; f->field; f++)
if (json_streq(map, field, f->field) && nz) {
cut_comma(map, &newval);
addfield(map, event, ",", f->kernel, &newval);
return 1;
}
return 0;
}
static struct msrmap *lookup_msr(char *map, jsmntok_t *val)
{
jsmntok_t newval = *val;
static bool warned = false;
int i;
cut_comma(map, &newval);
for (i = 0; msrmap[i].num; i++)
if (json_streq(map, &newval, msrmap[i].num))
return &msrmap[i];
if (!warned) {
warned = true;
fprintf(stderr, "Unknown MSR in event file %.*s\n",
json_len(val), map + val->start);
}
return NULL;
}
static struct msrmap *lookup_msr(char *map, jsmntok_t *val)
{
jsmntok_t newval = *val;
static bool warned = false;
int i;
cut_comma(map, &newval);
for (i = 0; msrmap[i].num; i++)
if (json_streq(map, &newval, msrmap[i].num))
return &msrmap[i];
if (!warned && strncmp(map + val->start, "0x3F7", 5)) {
/* no warning for Skylake PEBS Frontend MSR */
warned = true;
fprintf(stderr, "Unknown MSR in event file %.*s\n",
json_len(val), map + val->start);
}
return NULL;
}
