smp_build_mpidr_hash(9)

🎀 smp_build_mpidr_hash(9) 🎀

okay so bestie, you found the smp_build_mpidr_hash man page — part of the Kernel API Manual, no big deal, just a lil kernel function living its best life ✨

💖 NAME 💖

smp_build_mpidr_hash — pre-compute the shifts you need at each affinity level so you can build a linear index out of an MPIDR value. the resulting algorithm? a collision free hash that gets carried out through shifting and ORing. yes ma'am, shifting and ORing 💅

✨ SYNOPSIS ✨

void smp_build_mpidr_hash (void );

🦋 ARGUMENTS 🦋

• void — no arguments. none. zero. it takes nothing and it slays regardless 🫶

🌸 SEE ALSO 🌸

• Kernel file ./arch/arm64/kernel/setup.c — go look, it's iconic over there 👑

and that's the whole vibe, fr fr 💜 this page came to you from ./arch/arm64/kernel, dated October 2026, and it's literally signed smp_build_mpidr_hash(9) — periodt 🎀💖