STRUCT VMMDEV_HGCM_CANCEL2(9)

🌸 NAME 🌸

okay so welcome to the Kernel API Manual, bestie 💖 — today’s main character is struct vmmdev_hgcm_cancel2(9), and it is literally the HGCM cancel request structure, version 2. periodt.

✨ SYNOPSIS ✨

here’s the shape of it, no cap 🫶:

struct vmmdev_hgcm_cancel2 {
    struct vmmdev_request_header header;
    u32 phys_req_to_cancel;
};

🫶 Members 🫶

• header — a struct vmmdev_request_header, iconic.
• phys_req_to_cancel — a u32, she’s right there in the struct.

💖 Description 💖

After the request header.rc will be, like, one of these 👇

• VINF_SUCCESS when cancelled.
• VERR_NOT_FOUND if the specified request cannot be found.
• VERR_INVALID_PARAMETER if the address is invalid valid.

🌈 SEE ALSO 🌈

• Kernel file ./drivers/virt/vboxguest/vmmdev.h struct
• struct vmmdev_mouse_status(9)
• struct vmmdev_host_version(9)
• struct vmmdev_mask(9)

xoxo, your Unix bestie 💅✨ — source/version: ./drivers/virt/vboxguest, dated October 2026, page: struct vmmdev_hgcm_cancel2(9) 🎀