struct cf_trailer_entry *trailer_start, *trailer_stop;
struct cf_ctrset_entry *ctrstart, *ctrstop;
size_t offset = 0;
+ int i;
- auth &= (1 << CPUMF_LCCTL_ENABLE_SHIFT) - 1;
- do {
+ for (i = CPUMF_CTR_SET_BASIC; i < CPUMF_CTR_SET_MAX; ++i) {
ctrstart = (struct cf_ctrset_entry *)(cpuhw->start + offset);
ctrstop = (struct cf_ctrset_entry *)(cpuhw->stop + offset);
+ /* Counter set not authorized */
+ if (!(auth & cpumf_ctr_ctl[i]))
+ continue;
+ /* Counter set size zero was not saved */
+ if (!cpum_cf_read_setsize(i))
+ continue;
+
if (memcmp(ctrstop, ctrstart, sizeof(*ctrstop))) {
pr_err_once("cpum_cf_diag counter set compare error "
"in set %i\n", ctrstart->set);
return 0;
}
- auth &= ~cpumf_ctr_ctl[ctrstart->set];
if (ctrstart->def == CF_DIAG_CTRSET_DEF) {
cfdiag_diffctrset((u64 *)(ctrstart + 1),
(u64 *)(ctrstop + 1), ctrstart->ctr);
offset += ctrstart->ctr * sizeof(u64) +
sizeof(*ctrstart);
}
- } while (ctrstart->def && auth);
+ }
/* Save time_stamp from start of event in stop's trailer */
trailer_start = (struct cf_trailer_entry *)(cpuhw->start + offset);