tree dbcb8fda4295ed6a99a53b5064193627fccb7a75
parent 3d52abe40e619497b1b59cfce92c74b5a417add5
author Hans Boehm <hboehm@google.com> 1577743623 -0800
committer Hans Boehm <hboehm@google.com> 1578087659 +0000

Simplify access_flags_ updates

Simplify the code. Probably also results in trivial performance
improvements.

Use memory_order_relaxed consistently. Updates used stronger ordering,
but readers didn't, which made little sense.

Test: Build AOSP and boot.
Change-Id: I87fe8537b497dd79b8e674b10263ae6b017c9236