On Fri, Dec 9, 2016 at 3:23 PM, Michael Paquier
<michael.paqu...@gmail.com> wrote:
> This basically means that if the latch is set, we don't wait at all
> and drop the ball. I am wondering: isn't that a problem even if
> WL_LATCH_SET is *not* set? If I read this code correctly, even if
> caller has not set WL_LATCH_SET and the latch is set, then the wait
> will stop.

Nah. I misread the code. set->latch is not NULL only if WL_LATCH_SET is enabled.

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