calipso_cache_init(9)

📦 version 7.3.1, in nixpkgs unstable

💖 calipso_cache_init(9) 💖

okay so bestie, welcome to the Kernel API Manual ✨ — this one's a tiny lil function from the kernel internals and it's literally the setup queen of the whole CALIPSO party 🎀

🌸 NAME 🌸

calipso_cache_init — the one that initializes the CALIPSO cache (yes, that's her whole job and she does it slayfully) 💅

✨ SYNOPSIS ✨

int calipso_cache_init (void );

🫶 ARGUMENTS 🫶

  • void — no arguments, bestie. zero. none. she takes nothing and gives you a whole initialized cache. main character energy fr fr 👑

💜 DESCRIPTION 💜

So here's the tea ☕ — calipso_cache_init initializes the CALIPSO label mapping cache. That's it, that's the vibe ✨

⚠️ Important bestie!! This function should be called before any of the other functions defined in this file. She goes first. She's the opener of the show 🎬 — like, do not skip her, iykyk 😭

And what does she give back?

  • Returns zero on success — yay, cache is ready, we're so back 🥳
  • Negative values on error — oop, something went wrong, and she's telling you with a negative number 💀

🦋 SEE ALSO 🦋

The kernel file lives at ./net/ipv6/calipso.c — that's the whole squad's HQ 🏠 and here's the entire friend group you can go visit:

and that's the whole page, bestie 🌈 no cap, you now know everything about initializing the CALIPSO cache 💖

source dir: ./net/ipv6 · date: October 2026 · calipso_cache_init(9) — love u, go call her before all the others okay?? 🍓🧚‍♀️💫

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