diff options
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/kernel/perf_cpum_sf.c | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_sf.c index dc0ac098a465..cd9fb45eebd2 100644 --- a/arch/s390/kernel/perf_cpum_sf.c +++ b/arch/s390/kernel/perf_cpum_sf.c @@ -602,13 +602,6 @@ static void hw_init_period(struct hw_perf_event *hwc, u64 period) local64_set(&hwc->period_left, hwc->sample_period); } -static void hw_reset_registers(struct hw_perf_event *hwc, - unsigned long *sdbt_origin) -{ - /* (Re)set to first sample-data-block-table */ - TEAR_REG(hwc) = (unsigned long) sdbt_origin; -} - static unsigned long hw_limit_rate(const struct hws_qsi_info_block *si, unsigned long rate) { @@ -1879,7 +1872,7 @@ static int cpumsf_pmu_add(struct perf_event *event, int flags) if (!SAMPL_DIAG_MODE(&event->hw)) { cpuhw->lsctl.tear = (unsigned long) cpuhw->sfb.sdbt; cpuhw->lsctl.dear = *(unsigned long *) cpuhw->sfb.sdbt; - hw_reset_registers(&event->hw, cpuhw->sfb.sdbt); + TEAR_REG(&event->hw) = (unsigned long) cpuhw->sfb.sdbt; } /* Ensure sampling functions are in the disabled state. If disabled, |