8319197: Exclude hb-subset and hb-style from compilation

[shipilev]

Clean backport to improve JDK build times.

Yields a very reproducible improvement:

# Before:
CONF=linux-x86_64-server-fastdebug make clean images  1759.47s user 315.21s system 1957% cpu 1:45.98 total
CONF=linux-x86_64-server-fastdebug make clean images  1771.93s user 317.18s system 1981% cpu 1:45.42 total
CONF=linux-x86_64-server-fastdebug make clean images  1761.17s user 314.81s system 1969% cpu 1:45.39 total

# After:
CONF=linux-x86_64-server-fastdebug make clean images  1719.31s user 311.06s system 2139% cpu 1:34.91 total
CONF=linux-x86_64-server-fastdebug make clean images  1713.59s user 312.09s system 2135% cpu 1:34.87 total
CONF=linux-x86_64-server-fastdebug make clean images  1717.97s user 314.45s system 2124% cpu 1:35.65 total

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue
• JDK-8319197 needs maintainer approval

Issue

• JDK-8319197: Exclude hb-subset and hb-style from compilation (Enhancement - P4 - Approved)

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.org/jdk17u-dev.git pull/2630/head:pull/2630
$ git checkout pull/2630

Update a local copy of the PR:
$ git checkout pull/2630
$ git pull https://git.openjdk.org/jdk17u-dev.git pull/2630/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 2630

View PR using the GUI difftool:
$ git pr show -t 2630

Using diff file

Download this PR as a diff file:
https://git.openjdk.org/jdk17u-dev/pull/2630.diff

Webrev

Link to Webrev Comment

[shipilev]

/approval request Clean backport to improve JDK build times. Was in mainline for months without ill effects. If we stop compiling something that JDK needed, it should have likely ended in linkage error during the build. Risk is therefore low.

[bridgekeeper]

👋 Welcome back shade! 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]

@shipilev 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:

8319197: Exclude hb-subset and hb-style from compilation

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 6 new commits pushed to the master branch:

• 879e803: 8279878: java/awt/font/JNICheck/JNICheck.sh test fails on Ubuntu 21.10
• c73a074: 8321220: JFR: RecordedClass reports incorrect modifiers
• 70b623f: 8317360: Missing null checks in JfrCheckpointManager and JfrStringPool initialization routines
• 251b8e1: 8334333: MissingResourceCauseTestRun.java fails if run by root
• 4397fe8: 8299487: Test java/net/httpclient/whitebox/SSLTubeTestDriver.java timed out
• 789cb95: 8316306: Open source and convert manual Swing test

Please see this link for an up-to-date comparison between the source branch of this pull request and the master branch.
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]

This backport pull request has now been updated with issue from the original commit.

[openjdk]

⚠️ @shipilev This change is now ready for you to apply for maintainer approval. This can be done directly in each associated issue or by using the /approval command.

[openjdk]

@shipilev
8319197: The approval request has been created successfully.

[mlbridge]

Webrevs

• 00: Full (31b20f1f)

[shipilev]

/approval request Clean backport to improve JDK build times. Was in mainline for months without ill effects. If we stop compiling something that JDK needed, it should have likely ended in linkage error during the build. Risk is therefore low.

[openjdk]

@shipilev
8319197: The approval request was already up to date.

[shipilev]

/integrate

[openjdk]

Going to push as commit ba3db30.
Since your change was applied there have been 7 commits pushed to the master branch:

• e2de2b9: 8329663: hs_err file event log entry for thread adding/removing should print current thread
• 879e803: 8279878: java/awt/font/JNICheck/JNICheck.sh test fails on Ubuntu 21.10
• c73a074: 8321220: JFR: RecordedClass reports incorrect modifiers
• 70b623f: 8317360: Missing null checks in JfrCheckpointManager and JfrStringPool initialization routines
• 251b8e1: 8334333: MissingResourceCauseTestRun.java fails if run by root
• 4397fe8: 8299487: Test java/net/httpclient/whitebox/SSLTubeTestDriver.java timed out
• 789cb95: 8316306: Open source and convert manual Swing test

Your commit was automatically rebased without conflicts.

[openjdk]

@shipilev Pushed as commit ba3db30.

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