On 06/24/2013 04:58 PM, Michael Ellerman wrote:
> In power_pmu_enable() we can use the existing out label to reduce the
> number of return paths.
>
> Signed-off-by: Michael Ellerman <mich...@ellerman.id.au>
Reviewed-by: Anshuman Khandual <khand...@linux.vnet.ibm.com>
> ---
> arch/powerpc/perf/core-book3s.c | 9 +++++----
> 1 file changed, 5 insertions(+), 4 deletions(-)
>
> diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c
> index 3d566ee..af4b4b1 100644
> --- a/arch/powerpc/perf/core-book3s.c
> +++ b/arch/powerpc/perf/core-book3s.c
> @@ -919,12 +919,13 @@ static void power_pmu_enable(struct pmu *pmu)
>
> if (!ppmu)
> return;
> +
> local_irq_save(flags);
> +
> cpuhw = &__get_cpu_var(cpu_hw_events);
> - if (!cpuhw->disabled) {
> - local_irq_restore(flags);
> - return;
> - }
> + if (!cpuhw->disabled)
> + goto out;
> +
> cpuhw->disabled = 0;
>
> /*
>
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