On Wed, May 14, 2025 at 6:49 PM <kan.li...@linux.intel.com> wrote: > > From: Kan Liang <kan.li...@linux.intel.com> > > The throttle support has been added in the generic code. Remove > the driver-specific throttle support. Acked-by: Guo Ren <guo...@kernel.org>
> > Besides the throttle, perf_event_overflow may return true because of > event_limit. It already does an inatomic event disable. The pmu->stop > is not required either. > > Signed-off-by: Kan Liang <kan.li...@linux.intel.com> > Cc: Mao Han <han_...@c-sky.com> > Cc: Guo Ren <ren_...@c-sky.com> > Cc: linux-csky@vger.kernel.org > --- > arch/csky/kernel/perf_event.c | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/arch/csky/kernel/perf_event.c b/arch/csky/kernel/perf_event.c > index e5f18420ce64..e0a36acd265b 100644 > --- a/arch/csky/kernel/perf_event.c > +++ b/arch/csky/kernel/perf_event.c > @@ -1139,8 +1139,7 @@ static irqreturn_t csky_pmu_handle_irq(int irq_num, > void *dev) > perf_sample_data_init(&data, 0, hwc->last_period); > csky_pmu_event_set_period(event); > > - if (perf_event_overflow(event, &data, regs)) > - csky_pmu_stop_event(event); > + perf_event_overflow(event, &data, regs); > } > > csky_pmu_enable(&csky_pmu.pmu); > -- > 2.38.1 > > -- Best Regards Guo Ren
