__aa_findn_ns(9)

✨ __aa_findn_ns(9) ✨

okay so bestie, welcome to the Kernel API Manual entry for __aa_findn_ns — the little helper that goes digging through a list to find a namespace by name 💅 it lives over in the kernel, and it's giving very specific job, very specific rules 🦋

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🌸 NAME 🌸

__aa_findn_ns — find a namespace on a list by @name 🔍

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🎀 SYNOPSIS 🎀

struct aa_ns * __aa_findn_ns (struct list_head *head , const char *name
, size_t n );

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💖 ARGUMENTS 💖

• head — the list you're searching for the namespace on. NOT NULL, okay? like, do not pass NULL, we're not doing that today 🙈
• name — the name of the namespace you're looking for. also NOT NULL 👑
• n — the length of name 📏

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🌈 RETURN 🌈

an unrefcounted namespace — yes that's the actual vibe, that's what you get back 💜

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🦋 DESCRIPTION 🦋

Requires: rcu_read_lock be held 🔒

like fr fr, hold the lock before you call this, that's the whole requirement, no cap 😭

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⭐ SEE ALSO ⭐

• Kernel file ./security/apparmor/include/policy_ns.h
• aa_get_ns(9)
• aa_put_ns(9)

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and that's the whole page, bestie 🫶 slay — this one's from ./security/apparmor/include, dated October 2026, part of the Kernel API Manual, filed under __aa_findn_ns(9). go forth and find those namespaces 💖✨🎀