tree fb7e9a7368d022171999cdbdcb1e648785f30a6b
parent bcfb4873d64ea6decaca2b425714384feb5fc0f3
author Wei Wang <wvw@google.com> 1520544792 -0800
committer Primiano Tucci <primiano@google.com> 1520876828 +0000

atrace: only start trace when starting trace

Bug: 74396309
Test: atrace --async_stop > trace
Change-Id: I50a2bc224d6c48aa7cecf69a57b30c8ccc88b9e0
Merged-In: I50a2bc224d6c48aa7cecf69a57b30c8ccc88b9e0