__riscv_isa_...on_available(9)

💅 NAME 💅

__riscv_isa_vendor_extension_available — bestie, this is literally the function that checks whether a given vendor extension is available or not. That's it, that's the whole job ✨

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🎀 SYNOPSIS 🎀

bool __riscv_isa_vendor_extension_available (int cpu , unsigned long
vendor , unsigned int bit );

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🌸 ARGUMENTS 🌸

• cpu — the CPU you want to check, like, "is this extension available on this cpu?" 👀
• vendor — the vendor that the extension is a member of 🏷️
• bit — the bit position of the desired extension, yes the actual bit, no cap 🔢

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⭐ RETURN ⭐

true or false — that's it. She's a bool, she's honest, she's giving binary icon energy 💀🫶

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🦋 NOTE 🦋

When cpu is -1, this bad girl will check if the extension is available on all cpus. Every single one. Periodt 👑

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🔥 SEE ALSO 🔥

• Kernel file ./arch/riscv/kernel/vendor_extensions.c — go read it, iykyk 📖💜

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🌈 ok that's the whole page, you ate that 💅✨ — this lil drop came to you straight from ./arch/riscv/kernel, dated October 2026, Kernel API Manual vibes only 🎀🦋🧚‍♀️