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8277985: G1: Compare max_parallel_refinement_threads to UINT_MAX #6617

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@lkorinth lkorinth commented Nov 30, 2021

The max_parallel_refinement_threads comparison will never be larger than UINTPTR_MAX / divisor on platforms where pointers are larger than unsigned, Use the intended UINT_MAX instead.


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  • JDK-8277985: G1: Compare max_parallel_refinement_threads to UINT_MAX



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@bridgekeeper bridgekeeper bot commented Nov 30, 2021

👋 Welcome back lkorinth! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

@openjdk openjdk bot added the rfr label Nov 30, 2021
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@openjdk openjdk bot commented Nov 30, 2021

@lkorinth The following label will be automatically applied to this pull request:

  • hotspot-gc

When this pull request is ready to be reviewed, an "RFR" email will be sent to the corresponding mailing list. If you would like to change these labels, use the /label pull request command.

@openjdk openjdk bot added the hotspot-gc label Nov 30, 2021
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@mlbridge mlbridge bot commented Nov 30, 2021


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@kimbarrett kimbarrett left a comment

Looks good.

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@openjdk openjdk bot commented Nov 30, 2021

@lkorinth This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file for details.

After integration, the commit message for the final commit will be:

8277985: G1: Compare max_parallel_refinement_threads to UINT_MAX

Reviewed-by: kbarrett, tschatzl

You can use pull request commands such as /summary, /contributor and /issue to adjust it as needed.

At the time when this comment was updated there had been 25 new commits pushed to the master branch:

  • 98a9f03: 8277602: Deopt code does not extend the stack enough if the caller is an optimize entry blob
  • 9150840: 8277899: Parallel: Simplify PSVirtualSpace::initialize logic
  • 01cefc9: 8277977: Incorrect references to --enable-reproducible-builds in docs
  • 69f56a0: 8264485:[]) creates malformed hex strings
  • fecf906: 8267928: Loop predicate gets inexact loop limit before PhaseIdealLoop::rc_predicate
  • a5f2a58: 8277846: Implement fast-path for ASCII-compatible CharsetEncoders on ppc64
  • ceae380: 8277843: [Vector API] scalar2vector generates incorrect type info for mask operations if Op_MaskAll is unavailable
  • 3ee26c6: 8267767: Redundant condition check in SafepointSynchronize::thread_not_running
  • d230fee: 8277931: Parallel: Remove unused PSVirtualSpace::expand_into
  • fde6fe7: 8277824: Remove empty RefProcSubPhasesWorkerTimeTracker destructor
  • ... and 15 more:

As there are no conflicts, your changes will automatically be rebased on top of these commits when integrating. If you prefer to avoid this automatic rebasing, please check the documentation for the /integrate command for further details.

➡️ To integrate this PR with the above commit message to the master branch, type /integrate in a new comment.

@openjdk openjdk bot added the ready label Nov 30, 2021
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@lkorinth lkorinth commented Dec 2, 2021

Thanks Kim and Thomas!

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@openjdk openjdk bot commented Dec 2, 2021

Going to push as commit 7c4ef3a.
Since your change was applied there have been 73 commits pushed to the master branch:

  • dc2abc9: 8278080: Add --with-cacerts-src='user cacerts folder' to enable deterministic cacerts generation
  • 8d9cb2e: 8278078: Cannot reference super before supertype constructor has been called
  • 65960f7: 8277753: Long* fail with "bad AD file" on x86_32 after JDK-8276162
  • 3889af3: 8277906: Incorrect type for IV phi of long counted loops after CCP
  • d2b16c8: 8276126: Dump time class transformation causes heap objects of non-boot classes to be archived
  • 7696897: 8276837: [macos]: Error when signing the additional launcher
  • 3d98ec1: 8273056: java.util.random does not correctly sample exponential or Gaussian distributions
  • b79554b: 8278130: Failure in jdk/javadoc/tool/ after JDK-8274639
  • ea905bd: 8277924: Small tweaks to foreign function and memory API
  • e002bfe: 8278049: G1: add precondition to set_remainder_to_point_to_start
  • ... and 63 more:

Your commit was automatically rebased without conflicts.

@openjdk openjdk bot closed this Dec 2, 2021
@openjdk openjdk bot added integrated and removed ready rfr labels Dec 2, 2021
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@openjdk openjdk bot commented Dec 2, 2021

@lkorinth Pushed as commit 7c4ef3a.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.

@lkorinth lkorinth deleted the _8277985 branch Dec 2, 2021
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