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8133873: Simplify {Register,Unregister}NMethodOopClosure #4632

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@albertnetymk albertnetymk commented Jun 30, 2021

Simple change of excluding compressed oops in nmethod closures.


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  • Change must be properly reviewed


  • JDK-8133873: Simplify {Register,Unregister}NMethodOopClosure



Using git

Checkout this PR locally:
$ git fetch pull/4632/head:pull/4632
$ git checkout pull/4632

Update a local copy of the PR:
$ git checkout pull/4632
$ git pull pull/4632/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 4632

View PR using the GUI difftool:
$ git pr show -t 4632

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@bridgekeeper bridgekeeper bot commented Jun 30, 2021

👋 Welcome back ayang! 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 Jun 30, 2021
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@openjdk openjdk bot commented Jun 30, 2021

@albertnetymk 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 Jun 30, 2021
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@mlbridge mlbridge bot commented Jun 30, 2021


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@openjdk openjdk bot commented Jun 30, 2021

@albertnetymk 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:

8133873: Simplify {Register,Unregister}NMethodOopClosure

Reviewed-by: tschatzl, kbarrett

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 39 new commits pushed to the master branch:

  • 85262c7: 8268637: Update --release 17 symbol information for JDK 17 build 28
  • 5c08344: 8269678: Remove unimplemented and unused os::bind_to_processor()
  • 83bce94: 8268457: XML Transformer outputs Unicode supplementary character incorrectly to HTML
  • 1810b1c: 8269516: AArch64: Assembler cleanups
  • a96012a: 8261495: Shenandoah: reconsider update references memory ordering
  • 23d2996: 8269478: Shenandoah: gc/shenandoah/mxbeans tests should be more resilient
  • a6b253d: 8269416: [JVMCI] capture libjvmci crash data to a file
  • a0f32cb: 8268906: gc/g1/mixedgc/ assumes that GCs take 1ms minimum
  • ee0247f: 8263461: jdk/jfr/event/gc/detailed/ uses wrong mechanism to cause evacuation failure
  • 3ad20fc: 8269571: NMT should print total malloc bytes and invocation count
  • ... and 29 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 Jun 30, 2021
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@kimbarrett kimbarrett left a comment

Looks good.

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@albertnetymk albertnetymk commented Jul 1, 2021

Thanks for the review.


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@openjdk openjdk bot commented Jul 1, 2021

Going to push as commit 54a9c3e.
Since your change was applied there have been 58 commits pushed to the master branch:

  • 06d2620: 8268298: jdk/jfr/api/consumer/log/ fails: unexpected log message
  • d89e630: 8266746: C1: Replace UnsafeGetRaw with UnsafeGet when setting up OSR entry block
  • 4660f72: 8268870: Remove dead code in metaspaceShared
  • 9def3b0: Merge
  • 9ac63a6: 8262841: Clarify the behavior of PhantomReference::refersTo
  • aba6c55: 8269703: ProblemList vmTestbase/nsk/jvmti/scenarios/sampling/SP07/sp07t002/ on Windows-X64 with -Xcomp
  • 3e02224: 8269513: Clarify the spec wrt useOldISOCodes system property
  • 0dc65d3: 8268897: [TESTBUG] compiler/compilercontrol/mixed/ must not fail on Command.quiet
  • 3826012: 8268557: Module page uses unstyled table class
  • 2b17e95: 8269691: ProblemList sun/management/jdp/ on Linux-aarch64
  • ... and 48 more:

Your commit was automatically rebased without conflicts.

@openjdk openjdk bot closed this Jul 1, 2021
@openjdk openjdk bot added integrated and removed ready rfr labels Jul 1, 2021
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@openjdk openjdk bot commented Jul 1, 2021

@albertnetymk Pushed as commit 54a9c3e.

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

@albertnetymk albertnetymk deleted the reg_nmethod branch Jul 1, 2021
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