outer_inv_range(9)

💅 outer_inv_range(9) 💅

okay so bestie, welcome to this little page from the Kernel API Manual: it’s outer_inv_range(9), and it is literally about invalidating a range of outer cache lines. Short, sweet, and very “do not skip the details” energy. 🫶

🌸 NAME 🌸

outer_inv_range — invalidate range of outer cache lines.

✨ SYNOPSIS ✨

the signature is exactly this, no edits, no vibes-based rewriting:

void outer_inv_range (phys_addr_t start , phys_addr_t end );

🎀 ARGUMENTS 🎀

• start — starting physical address, inclusive. yes bestie, inclusive — it’s in the club.
• end — end physical address, exclusive. and exclusive means this one is not in the club. 💅

🦋 SEE ALSO 🦋

Kernel file ./arch/arm/include/asm/outercache.h is the spot, and the related faves are outer_clean_range(9), outer_flush_range(9), outer_flush_all(9), outer_disable(9), and outer_resume(9). go read them too, iykyk. 🌈

xoxo, source/version line: ./arch/arm/include/asm — date: October 2026 — page title: outer_inv_range(9). periodt. 💖