gh-100240: Use a consistent implementation for freelists #121934
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This combines and updates our freelist handling to use a consistent implementation. Objects in the freelist are linked together using the first word of memory block. If configured with freelists disabled, these operations are essentially no-ops.
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I'm putting this up for discussion and feedback. @markshannon, this doesn't do all the things listed in the issue -- I haven't In my limited testing, I haven't seen a significant performance difference. |
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Perfomance is in the noise but doesn't look like it's any worse. |
markshannon
approved these changes
Jul 18, 2024
corona10
approved these changes
Jul 18, 2024
Co-authored-by: Mark Shannon <mark@hotpy.org>
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!buildbot AMD64 Ubuntu NoGIL Refleaks |
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🤖 New build scheduled with the buildbot fleet by @colesbury for commit aa8e4d5 🤖 The command will test the builders whose names match following regular expression: The builders matched are:
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This combines and updates our freelist handling to use a consistent implementation. Objects in the freelist are linked together using the first word of memory block.
When Python is configured to build without freelists, these operations are essentially no-ops.