[issue1331] libthread_xu errno issue fix

["Alex Hornung \(via DragonFly issue tracker\)" <sinknull@xxxxxxxxxxxxxxxxxxxxxxx>]

Alex Hornung <ahornung@gmail.com> added the comment:

Simon Schubert found a bug today which causes an undesired value in
errno in a threaded context if a umtx syscall also returns an error.


This is the new fix:

http://gitweb.dragonflybsd.org/~alexh/dragonfly.git/commit/ac9d39b6181ccc289f198a8e80fae624aa7d3b2a

----------
status: unread -> chatting

_____________________________________________________
DragonFly issue tracker <bugs@lists.dragonflybsd.org>
<http://bugs.dragonflybsd.org/issue1331>
_____________________________________________________