flush_coherent_icache(9)

flush_coherent_icache(9) 🌸

okay bestie, welcome to the Kernel API Manual side of the group chat. this page is for flush_coherent_icache, and it’s lowkey a tiny icon.

🎀 NAME 🎀

flush_coherent_icache — if a CPU has a coherent icache, flush it. Returns true if the cache was flushed, false otherwise. no cap.

✨ SYNOPSIS ✨

the whole function vibe is:

bool flush_coherent_icache (void );

🦋 ARGUMENTS 🦋

• void — no arguments. literally none. it’s giving empty group chat energy.

🔥 SEE ALSO 🔥

the whole friend group lives in the Kernel file ./arch/powerpc/mm/cacheflush.c — go say hi to:

• invalidate_icache_range(9)
• flush_icache_range(9)
• flush_dcache_icache_phys(9)
• __flush_dcache_icache(9)

made with 💖 by the ./arch/powerpc/mm girlies, dropping October 2026, and filed under flush_coherent_icache(9) 🫶