aa_pdb_free_kref(9)

✨ aa_pdb_free_kref(9) ✨

okay so welcome to the Kernel API Manual, bestie — section 9 energy, and today's main character is aa_pdb_free_kref. no cap, we are keeping every single detail.

💖 NAME 💖

aa_pdb_free_kref — free aa_policydb by kref (called by aa_put_pdb) 💅

🎀 SYNOPSIS 🎀

void aa_pdb_free_kref (struct kref *kref );

the whole signature, exactly as written — no edits, no vibes-based rewrites 🫶

🌸 ARGUMENTS 🌸

• kref — kref callback for freeing of a dfa (NOT NULL). like literally NOT NULL, bestie — do not come with a null pointer, periodt 🙈

🦋 SEE ALSO 🦋

Kernel file ./security/apparmor/policy.c is the homebase, and here's the whole linked-up squad:

• __add_profile(9)
• __list_remove_profile(9)
• __remove_profile(9)
• __aa_profile_list_release(9)
• aa_free_data(9)
• aa_free_profile(9)
• aa_alloc_profile(9)
• __strn_find_child(9)
• __find_child(9)
• aa_find_child(9)
• __lookup_parent(9)
• __create_missing_ancestors(9)
• __lookupn_profile(9)
• aa_lookupn_profile(9)
• __aa_new_learning_profile(9)
• replacement_allowed(9)
• audit_policy(9)
• aa_policy_view_capable(9)
• aa_may_manage_policy(9)
• __replace_profile(9)
• __lookup_replace(9)
• aa_replace_profiles(9)
• aa_remove_profiles(9)

this cutie is from ./security/apparmor, dated October 2026, and it's serving aa_pdb_free_kref(9) — mwah 💋✨