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- --- a/arch/mips/oprofile/op_model_mipsxx.c
- +++ b/arch/mips/oprofile/op_model_mipsxx.c
- @@ -298,6 +298,11 @@ static void reset_counters(void *arg)
- }
- }
-
- +static irqreturn_t mipsxx_perfcount_int(int irq, void *dev_id)
- +{
- + return mipsxx_perfcount_handler();
- +}
- +
- static int __init mipsxx_init(void)
- {
- int counters;
- @@ -374,6 +379,10 @@ static int __init mipsxx_init(void)
- save_perf_irq = perf_irq;
- perf_irq = mipsxx_perfcount_handler;
-
- + if (cp0_perfcount_irq >= 0)
- + return request_irq(cp0_perfcount_irq, mipsxx_perfcount_int,
- + IRQF_SHARED, "Perfcounter", save_perf_irq);
- +
- return 0;
- }
-
- @@ -381,6 +390,9 @@ static void mipsxx_exit(void)
- {
- int counters = op_model_mipsxx_ops.num_counters;
-
- + if (cp0_perfcount_irq >= 0)
- + free_irq(cp0_perfcount_irq, save_perf_irq);
- +
- counters = counters_per_cpu_to_total(counters);
- on_each_cpu(reset_counters, (void *)(long)counters, 1);
-
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