cpufreq_scale(9)

💖 cpufreq_scale(9) 💖

okay so this one is straight out of the Kernel API Manual, and it's literally the math bestie you call when the numbers get big. 🫶

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🎀 NAME 🎀

cpufreq_scale — the "old * mult / div" calculation for large values, and yes it's (32-bit-arch safe) ✨

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✨ SYNOPSIS ✨

unsigned long cpufreq_scale (unsigned long old , u_int div , u_int mult );

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🧚 ARGUMENTS 🧚

• old — the old value, periodt 💅
• div — the divisor, aka the number doing the dividing 🍓
• mult — the multiplier, aka the number doing the multiplying 🔥

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🔥 DESCRIPTION 🔥

The whole vibe is this formula, no cap:

new = old * mult / div

That's it. That's the main character energy. 👑

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🌈 SEE ALSO 🌈

• Kernel file ./include/linux/cpufreq.h 📁
• cpufreq_for_each_efficient_entry_idx(9) 🦋
• cpufreq_table_set_inefficient(9) 🌸

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mwah 💋 this little page lives at ./include/linux, is dated October 2026, and is still serving cpufreq_scale(9) realness. 🎀✨