rol32(9)

🌀 rol32 🌀

okay bestie, welcome to the Kernel API Manual corner where we talk about rol32. This one is short and sweet, and honestly kind of iconic for it. 💅

🌸 NAME 🌸

rol32 — rotate a 32-bit value left ✨

🎀 SYNOPSIS 🎀

__u32 rol32 (__u32 word , unsigned int shift );

🦋 ARGUMENTS 🦋

• word — value to rotate
• shift — bits to roll

like yes, that's it. no secret extra lore. 🫶

💖 SEE ALSO 💖

• Kernel file ./tools/include/linux/bitops.h
• sign_extend64(9)

go look at those if you're feeling nosy, iykyk 👑

mwah 💋 — this lil page is sourced from ./tools/include/linux, dated October 2026, and that's the whole rol32(9) situation, fr fr 🌈