acrn_mm_region_add(9)

✨ NAME ✨

hiii bestie 💖 welcome to the acrn_mm_region_add(9) page, straight outta the Kernel API Manual — it’s giving “set up the EPT mapping of a memory region” and honestly? iconic.

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🌸 SYNOPSIS 🌸

int acrn_mm_region_add (struct acrn_vm *vm , u64 user_gpa , u64 service_gpa , u64 size , u32 mem_type , u32 mem_access_right );

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🎀 ARGUMENTS 🎀

okay so here’s the cast of characters, no cap:

• vm — User VM. main character energy fr fr 🫶
• user_gpa — a GPA of User VM.
• service_gpa — a GPA of Service VM.
• size — size of the region.
• mem_type — combination of ACRN_MEM_TYPE_*. slay ✨
• mem_access_right — combination of ACRN_MEM_ACCESS_*. periodt 💅

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🌈 RETURN 🌈

0 on success, <0 on error. that’s the whole vibe check 😌

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🦋 SEE ALSO 🦋

go peek at these besties:

• Kernel file ./drivers/virt/acrn/mm.c
• acrn_mm_region_del(9)
• acrn_vm_ram_map(9)
• acrn_vm_all_ram_unmap(9)

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bestie reminder: this page is here to help you understand the function — but the literal names, values, paths, and references above stay exactly as they are. iykyk 💜

okay bye babe 🫶 this lil page lives in ./drivers/virt/acrn and is dated October 2026 — mwah 💋✨