tree ce4aea642eba51c7beaa8f2660a69024578a15ce
parent ba26b51e2e74bf8c4f87e99dc60f1cbca033ecac
author Andreas Gampe <agampe@google.com> 1559346886 -0700
committer Andreas Gampe <agampe@google.com> 1559593622 -0700

ART: Allow thread suspend lock to be held when dumping a thread

Only dumping a thread's suspend state requires holding the lock.
Specialize the code to recognize if the lock is already held,
and remove the negative capability from the callers.

Bug: 134037466
Bug: 134167395
Test: m
Test: m test-art-host-gtest-runtime_test
Change-Id: Ib55eafba72c5d15de01719840ba3f223ae4af8c7