[PATCH] [BZ #21778] Fix oversight in robust mutex lock acquisition.

[Siddhesh Poyarekar]

On Saturday 29 July 2017 04:17 AM, Carlos O'Donell wrote:
> Would you be opposed if I commit this slightly *after* the midnight UTC hard
> freeze? That way I can confirm the other four arches are OK? I expect that with
> the coverage I have here it won't break anyone else (and the patch is clearly
> correct, but I would like to really double check).

Sure, this one is already agreed upon.

Siddhesh