diff options
Diffstat (limited to 'arch/powerpc/kernel/perf_counter.c')
| -rw-r--r-- | arch/powerpc/kernel/perf_counter.c | 22 |
1 files changed, 2 insertions, 20 deletions
diff --git a/arch/powerpc/kernel/perf_counter.c b/arch/powerpc/kernel/perf_counter.c index df007fe0cc0..cde720fc495 100644 --- a/arch/powerpc/kernel/perf_counter.c +++ b/arch/powerpc/kernel/perf_counter.c @@ -650,24 +650,6 @@ hw_perf_counter_init(struct perf_counter *counter) } /* - * Handle wakeups. - */ -void perf_counter_do_pending(void) -{ - int i; - struct cpu_hw_counters *cpuhw = &__get_cpu_var(cpu_hw_counters); - struct perf_counter *counter; - - for (i = 0; i < cpuhw->n_counters; ++i) { - counter = cpuhw->counter[i]; - if (counter && counter->wakeup_pending) { - counter->wakeup_pending = 0; - wake_up(&counter->waitq); - } - } -} - -/* * A counter has overflowed; update its count and record * things if requested. Note that interrupts are hard-disabled * here so there is no possibility of being interrupted. @@ -720,7 +702,7 @@ static void perf_counter_interrupt(struct pt_regs *regs) struct cpu_hw_counters *cpuhw = &__get_cpu_var(cpu_hw_counters); struct perf_counter *counter; long val; - int need_wakeup = 0, found = 0; + int found = 0; for (i = 0; i < cpuhw->n_counters; ++i) { counter = cpuhw->counter[i]; @@ -761,7 +743,7 @@ static void perf_counter_interrupt(struct pt_regs *regs) * immediately; otherwise we'll have do the wakeup when interrupts * get soft-enabled. */ - if (get_perf_counter_pending() && regs->softe) { + if (test_perf_counter_pending() && regs->softe) { irq_enter(); clear_perf_counter_pending(); perf_counter_do_pending(); |