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    Subject[PATCH 18/36] cpuidle: Annotate poll_idle()
    The __cpuidle functions will become a noinstr class, as such they need
    explicit annotations.

    Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
    ---
    drivers/cpuidle/poll_state.c | 6 +++++-
    1 file changed, 5 insertions(+), 1 deletion(-)

    --- a/drivers/cpuidle/poll_state.c
    +++ b/drivers/cpuidle/poll_state.c
    @@ -13,7 +13,10 @@
    static int __cpuidle poll_idle(struct cpuidle_device *dev,
    struct cpuidle_driver *drv, int index)
    {
    - u64 time_start = local_clock();
    + u64 time_start;
    +
    + instrumentation_begin();
    + time_start = local_clock();

    dev->poll_time_limit = false;

    @@ -39,6 +42,7 @@ static int __cpuidle poll_idle(struct cp
    raw_local_irq_disable();

    current_clr_polling();
    + instrumentation_end();

    return index;
    }

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