[jdk11u-dev] RFR: 8304725: AsyncGetCallTrace can cause SIGBUS on M1 [v4]

[Johannes Bechberger]

> 8304725: AsyncGetCallTrace can cause SIGBUS on M1

Johannes Bechberger 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 five additional commits since the last revision:

 - Merge branch 'openjdk:master' into backport-parttimenerd-d8af7a60
 - Replace nullptr with NULL
 - Fix compilation issue
 - Merge branch 'openjdk:master' into backport-parttimenerd-d8af7a60
 - Backport d8af7a6014055295355a1242db6c2872299c6398

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

Changes:
  - all: https://git.openjdk.org/jdk11u-dev/pull/2452/files
  - new: https://git.openjdk.org/jdk11u-dev/pull/2452/files/057a1511..702ad80f

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2452&range=03
 - incr: https://webrevs.openjdk.org/?repo=jdk11u-dev&pr=2452&range=02-03

  Stats: 14861 lines in 315 files changed: 10308 ins; 2642 del; 1911 mod
  Patch: https://git.openjdk.org/jdk11u-dev/pull/2452.diff
  Fetch: git fetch https://git.openjdk.org/jdk11u-dev.git pull/2452/head:pull/2452

PR: https://git.openjdk.org/jdk11u-dev/pull/2452