RFR: 8373118: Test java/lang/Thread/virtual/Starvation.java timed out [v16]

[Doug Lea]

> Changes signal filtering to avoid possible starvation

Doug Lea has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains 21 additional commits since the last revision:

 - Merge branch 'openjdk:master' into JDK-8373118
 - recheck avoiding cross-class offsets
 - Merge branch 'openjdk:master' into JDK-8373118
 - Merge branch 'openjdk:master' into JDK-8373118
 - Check reworked ordering control
 - Merge branch 'openjdk:master' into JDK-8373118
 - Merge branch 'openjdk:master' into JDK-8373118
 - Check diagnosis
 - Avoid double-filtering
 - Merge branch 'openjdk:master' into JDK-8373118
 - ... and 11 more: https://git.openjdk.org/jdk/compare/67220f08...228ec84d

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/28797/files
  - new: https://git.openjdk.org/jdk/pull/28797/files/e73e127e..228ec84d

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=28797&range=15
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=28797&range=14-15

  Stats: 171 lines in 8 files changed: 66 ins; 46 del; 59 mod
  Patch: https://git.openjdk.org/jdk/pull/28797.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/28797/head:pull/28797

PR: https://git.openjdk.org/jdk/pull/28797