ValveSoftware / ValveSoftware/Proton

Dedicated issue for futex2-specific problems

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#4,568 25 comments 0 reactions 0 assignees View on GitHub

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Dominant language
C++
Stars
32.8k
Forks
1.6k
PR merge metrics
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Description

If an issue happens when running Proton Experimental against a kernel that has both futex2 and FUTEX_WAIT_MULTIPLE, and stops happening when setting WINEFSYNC_FUTEX2=0, please post it here.

Contributor guide

No contributing guide indexed for this repository

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

This issue is a reporting collection point for Proton Experimental problems involving futex2 and FUTEX_WAIT_MULTIPLE. Start by reproducing the problem on a kernel with both features enabled, then verify whether setting WINEFSYNC_FUTEX2=0 stops it; a qualifying report should include those conditions and the observed failure.

Written by the indexing model from the issue text.

Assessment

Tech stack
cpp, linux
Domain
operating-systems
Issue type
Bug
Difficulty
5/5
Estimated time
Over a week
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
15/100

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