Boot failure - svn up from this morning

[Dexuan Cui]

> From: Dexuan Cui
> Sent: Monday, March 6, 2017 13:10
> Can you please try the below patch?
> https://reviews.freebsd.org/D9904
> You can find the URL of the "Download Raw Diff" in the page and
> 'wget' the patch and then apply it.
> 
> It should be able to fix the recent UEFI-boot issue introduced by me.
> 
> You may not need to re-buildworld. Please this link to replace the
> bad 'loader.efi':
> https://lists.freebsd.org/pipermail/freebsd-current/2017-March/064979.html
> 
> I'm planning to commit the patch later today in about 6 hours, because
> I'm pretty confident in the patch and it should fix the critical issue...

I committed r314770 just now to minimize the impact:
https://svnweb.freebsd.org/base?view=revision&revision=314770

Please let me know in case this can't solve the issue.

 Thanks,
-- Dexuan