[jdk21u-dev] RFR: 8329088: Stack chunk thawing races with concurrent GC stack iteration [v2]

[Aleksey Shipilev]

> Clean backport to fix a race with concurrent GC and Virtual Threads.
> 
> Additional testing:
>  - [x] Linux AArch64 server fastdebug, `jdk_loom hotspot_loom` with {Serial, Parallel, G1, Shenandoah, Z}
>  - [ ] Linux AArch64 server fastdebug, `all` with {Serial, Parallel, G1, Shenandoah, Z}

Aleksey Shipilev 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.

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

Changes:
  - all: https://git.openjdk.org/jdk21u-dev/pull/680/files
  - new: https://git.openjdk.org/jdk21u-dev/pull/680/files/54bdeb96..54bdeb96

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=680&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk21u-dev&pr=680&range=00-01

  Stats: 0 lines in 0 files changed: 0 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk21u-dev/pull/680.diff
  Fetch: git fetch https://git.openjdk.org/jdk21u-dev.git pull/680/head:pull/680

PR: https://git.openjdk.org/jdk21u-dev/pull/680