8361204: Parallel: Skip visiting per-thread nmethods during young GC

[albertnetymk]

Small patch of removing per-thread nmethod visiting during young-gc, because relevant nmethods for young-gc are already tracked by ScavengableNMethods.

Test: tier1-8

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Progress

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Issue

• JDK-8361204: Parallel: Skip visiting per-thread nmethods during young GC (Enhancement - P4)

Reviewers

• Thomas Schatzl (@tschatzl - Reviewer)

Reviewing

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$ git checkout pull/26089

Update a local copy of the PR:
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$ git pull https://git.openjdk.org/jdk.git pull/26089/head

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$ git pr checkout 26089

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Link to Webrev Comment

[bridgekeeper]

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[openjdk]

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

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

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

8361204: Parallel: Skip visiting per-thread nmethods during young GC

Reviewed-by: 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 14 new commits pushed to the master branch:

• 1be29bd: 8361060: Keep track of the origin server against which a jdk.internal.net.http.HttpConnection was constructed
• 2f683fd: 8361037: [ubsan] compiler/c2/irTests/TestFloat16ScalarOperations division by 0
• c75df63: 8359602: Ideal optimizations depending on input type are missed because of missing notification mechanism from CCP
• ... and 11 more: https://git.openjdk.org/jdk/compare/ce9986991d60e116ac6680a1b6a4b3ee5384d105...master

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[openjdk]

@albertnetymk Please do not rebase or force-push to an active PR as it invalidates existing review comments. Note for future reference, the bots always squash all changes into a single commit automatically as part of the integration. See OpenJDK Developers’ Guide for more information.

[openjdk]

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

• hotspot-gc

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[mlbridge]

Webrevs

• 00: Full (093ef83c)

[tschatzl]

lgtm