pidfd_get_task(9)

🎀 NAME 🎀

okay so this is pidfd_get_task(9) from the Kernel API Manual, and its whole job is literally: Get the task associated with a pidfd. bestie, that's the vibe. 💖

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✨ SYNOPSIS ✨

here's the signature, and yes you should copy it exactly or the compiler will side-eye you:

struct task_struct * pidfd_get_task (int pidfd , unsigned int *flags );

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💅 ARGUMENTS 💅

• pidfd — the pidfd for which to get the task, iykyk 🫶
• flags — the flags associated with this pidfd. that's the note, no cap 💅

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🦋 DESCRIPTION 🦋

pidfd_get_task returns the task associated with pidfd. the function takes a reference on the returned task — yes, a whole reference, not just vibes — and the caller is responsible for releasing that reference. so like, you got the task, now you handle the ref, periodt. 😭💅

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🌈 RETURN 🌈

vibe check: on success, you get the task_struct associated with the pidfd — slay 👑. on error, a negative errno number will be returned. that's the return tea, fr fr.

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👑 SEE ALSO 👑

• Kernel file ./kernel/pid.c — pidfd_create(9), sys_pidfd_open(9), sys_pidfd_getfd(9) 🌸

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cute sign-off: this page is from source/version ./kernel, dated October 2026, and yes bestie, it's still pidfd_get_task(9) 💖✨