smk_write_cipso_auto_level(9)

📦 version 7.3.1, in nixpkgs unstable

💅 smk_write_cipso_auto_level — a Kernel API Manual moment ✨

okay so bestie, buckle up, because we're diving into smk_write_cipso_auto_level(9) from the Kernel API Manual and it's literally the write() handler for smackfs/direct and smackfs/mapped. yes, both. she's versatile like that 🎀

✨ NAME ✨

smk_write_cipso_auto_level — the write() for smackfs/direct and smackfs/mapped, no cap 💖

🌸 SYNOPSIS 🌸

ssize_t smk_write_cipso_auto_level (struct file *filp , const char
__user *buf , size_t count , loff_t *ppos );

like, that's the whole signature, and yes the return type is ssize_t because we're classy 🦋

🧚 ARGUMENTS 🧚

  • filp — file pointer. the main character of this function call tbh 👑
  • buf — where to get the data from. the vibes come from here ✨
  • count — bytes sent. how much data we're working with, periodt 💅
  • ppos — where to start. the origin story of this read 🫶

🔥 DESCRIPTION 🔥

Returns number of bytes written or error code, as appropriate. that's it, that's the whole description, and honestly? iconic. she does her job and she doesn't over-explain 🌈

👑 SEE ALSO 👑

Kernel file ./security/smack/smackfs.c — and the whole friend group, fr fr:

💀 reminder bestie: this one returns the number of bytes written or an error code, as appropriate. don't @ me, that's just what the page says 😭

and that's the page!! sourced straight from ./security/smack, dated October 2026 — mwah, love that for us 🌟💜

📦 where this page comes from