diff --git a/arch/powerpc/kernel/perf_counter.c b/arch/powerpc/kernel/perf_counter.c index 88b72eb4af12..830ca9c4494c 100644 --- a/arch/powerpc/kernel/perf_counter.c +++ b/arch/powerpc/kernel/perf_counter.c @@ -723,8 +723,6 @@ static void perf_counter_interrupt(struct pt_regs *regs) /* counter has overflowed */ found = 1; record_and_restart(counter, val, regs); - if (counter->wakeup_pending) - need_wakeup = 1; } } @@ -754,17 +752,14 @@ static void perf_counter_interrupt(struct pt_regs *regs) /* * If we need a wakeup, check whether interrupts were soft-enabled * when we took the interrupt. If they were, we can wake stuff up - * immediately; otherwise we'll have to set a flag and do the - * wakeup when interrupts get soft-enabled. + * immediately; otherwise we'll have do the wakeup when interrupts + * get soft-enabled. */ - if (need_wakeup) { - if (regs->softe) { - irq_enter(); - perf_counter_do_pending(); - irq_exit(); - } else { - set_perf_counter_pending(); - } + if (get_perf_counter_pending() && regs->softe) { + irq_enter(); + clear_perf_counter_pending(); + perf_counter_do_pending(); + irq_exit(); } }