kvm_arch_vc..._guest_debug(9)

💅 kvm_arch_vcpu_ioctl_set_guest_debug(9) — like, the Kernel API Manual, bestie ✨

okay so picture this: you're deep in the Kernel API Manual for kvm_arch_vc..._guest_debug(9) — yes that abbreviation is doing main character energy and honestly? we respect it 🫶

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🌸 NAME 🌸

kvm_arch_vcpu_ioctl_set_guest_debug — set up guest debugging ✨ like literally that's the whole vibe, it sets up guest debugging, slay

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🦋 SYNOPSIS 🦋

int kvm_arch_vcpu_ioctl_set_guest_debug (struct kvm_vcpu *vcpu , struct
kvm_guest_debug *dbg );

no cap, that's the exact signature, don't come for me about the spacing, it's giving canonical 💅

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🎀 ARGUMENTS 🎀

• vcpu — the vCPU pointer 👑 lowkey the star of the show, it's the vCPU, the one and only
• dbg — the ioctl data buffer 🍓 the lil package of debug info that gets handed over

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⭐ DESCRIPTION ⭐

okay so here's the tea 🫖 — this function sets up and enables the VM for guest debugging. periodt. 💅

userspace passes in a control flag that enables the different debug types, and potentially other architecture-specific information rides along in the rest of the structure 🦋 iykyk

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🌈 SEE ALSO 🌈

• Kernel file ./arch/arm64/kvm/guest.c — go read the source, bestie, it's right there 🧚
• kvm_arm_num_regs(9)
• kvm_arm_copy_reg_indices(9)

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💖 friendly reminder that these cross-refs are hand-picked, so if you're lost, they're your little map 🗺️

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and that's the whole page, babes 💜 this lil gem lives over in ./arch/arm64/kvm and it's dated October 2026 — so mark your calendar, screenshot it, frame it, do whatever you gotta do 🎀 mwah, go debug something iconic 💅✨