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Add os.pidfd_getfd(pidfd, targetfd, flags=0) function #149464

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#149465
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Add os.pidfd_getfd(pidfd, targetfd, flags=0) function#149464
#149465
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extension-modulesC modules in the Modules dirtype-featureA feature request or enhancement

Description

@maurycy
maurycy
opened on May 6, 2026

Feature or enhancement

Proposal:

os.pidfd_open and signal.pidfd_send_signal are here; os.pidfd_getfd is missing.

Has this already been discussed elsewhere?

I have already discussed this feature proposal on Discourse

Links to previous discussion of this feature:

https://discuss.python.org/t/pidfd-getfd-syscall/107203/

https://discuss.python.org/t/add-pidfd-getfd-syscall-to-os-module/19789

Linked PRs

Activity

  1. maurycy
    added
    type-featureA feature request or enhancement
    on May 6, 2026
  2. picnixz
    added
    extension-modulesC modules in the Modules dir
    on May 6, 2026
  3. maurycy
    changed the title [-]`os.pidfd_getfd(pidfd, targetfd, flags=0)`[/-] [+]Add `os.pidfd_getfd(pidfd, targetfd, flags=0)` syscall[/+] on May 6, 2026
  4. vstinner
    closed this as completedin #149465on May 18, 2026
  5. vstinner
    added a commit that references this issue on May 18, 2026

    gh-149464: Add `os.pidfd_getfd(pidfd, targetfd, flags=0)` function (#…

    a2932e9
  6. vstinner
    changed the title [-]Add `os.pidfd_getfd(pidfd, targetfd, flags=0)` syscall[/-] [+]Add `os.pidfd_getfd(pidfd, targetfd, flags=0)` function[/+] on May 18, 2026
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