lsm_get_xattr_slot(9)

hiii bestie, welcome to lsm_get_xattr_slot(9) from the Kernel API Manual 💖 this is a tiny kernel helper with main-character energy, and we’re gonna get through it together, fr fr.

✨ NAME ✨

lsm_get_xattr_slot — return the next available slot and increment the index 🎀

🫶 SYNOPSIS 🫶

struct xattr * lsm_get_xattr_slot (struct xattr *xattrs , int
       *xattr_count );

🌸 ARGUMENTS 🌸

• xattrs — array storing LSM-provided xattrs 🦋
• xattr_count — number of already stored xattrs (updated) 💅

🦋 DESCRIPTION 🦋

okay so you call this icon and it retrieves the first available slot in the xattrs array to fill with an xattr — and then it increments xattr_count. literally that’s the whole job, and it ate 🔥

🔥 RETURN 🔥

if there’s a slot, you get the slot to fill in xattrs — non-NULL, bestie. otherwise? NULL. that’s it, no cap 😭

🧚 SEE ALSO 🧚

• Kernel file ./include/linux/lsm_hooks.h
• struct lsm_id(9)
• struct lsm_info(9)

Source/version vibes: ./include/linux, date October 2026, page lsm_get_xattr_slot(9) — mwah, go slay those xattrs 💅✨