kernel - Update umtx documentation
commitf554ca21dcb97a996e96a97550bc26b52367656a
authorMatthew Dillon <dillon@apollo.backplane.com>
Tue, 7 Nov 2017 06:08:21 +0000 (6 22:08 -0800)
committerMatthew Dillon <dillon@apollo.backplane.com>
Wed, 8 Nov 2017 18:53:40 +0000 (8 10:53 -0800)
tree5a958a654acda2aab0f46dc328c104a8b5bbbc64
parent20ce82d27c802a610d6b38b96e5d520733f9b013
kernel - Update umtx documentation

* Update the umtx(2) documentation with better examples and include
  fine detail and warnings on use.

* Update the fork(2) documentation to include warnings about using
  the function in threaded programs.
lib/libc/sys/fork.2
lib/libc/sys/umtx.2