dotnet/runtime

Support Socket.DuplicateAndClose through pidfd_getfd on Linux

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#113,701 创建于 2025年3月19日

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area-System.Net.Socketshelp wanted

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Related: https://github.com/dotnet/runtime/issues/1760

Syscall: https://man7.org/linux/man-pages/man2/pidfd_getfd.2.html

It should be possible to use this syscall to implement DuplicateAndClose, it seems with it Linux no longer fundamentally differs from Windows' WSADuplicateSocket. Though I can imagine the ptrace permission requirement may be problematic.

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