Re: [PATCH 04/11] block: Protect queue flag changes with the queue lock

Johannes Thumshirn
2018-03-01T15:22:01Z

On Thu, Mar 01, 2018 at 03:19:08PM +0000, Bart Van Assche wrote:
> Hello Johannes,
>
> Since blk_poll_stats_enable() is called from the hot path (polling code) I
> think we need the optimization of calling test_bit() before calling
> test_and_set_bit(). I will restore the test_bit() call.

Thanks,
Johannes
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