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hypervisor: mshv: handle GPA intercept

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We will start receiving GPA intercepts. For our use cases they are
handled the same way as UNMAPPED GPA intercepts.

Put in some logging to distinguish the two cases.

Signed-off-by: Wei Liu <liuwe@microsoft.com>
This commit is contained in:
Wei Liu 2024-07-03 19:20:17 +00:00 committed by Liu Wei
parent 519476e842
commit 14b45e4d2e
1 changed files with 7 additions and 2 deletions
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9
hypervisor/src/mshv/mod.rs
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@ -638,13 +638,18 @@ impl cpu::Vcpu for MshvVcpu {
Ok(cpu::VmExit::Ignore)
}
#[cfg(target_arch = "x86_64")]
hv_message_type_HVMSG_UNMAPPED_GPA => {
msg_type @ (hv_message_type_HVMSG_UNMAPPED_GPA
| hv_message_type_HVMSG_GPA_INTERCEPT) => {
let info = x.to_memory_info().unwrap();
let insn_len = info.instruction_byte_count as usize;
let gva = info.guest_virtual_address;
let gpa = info.guest_physical_address;
debug!("Exit ({:?}) GVA {:x} GPA {:x}", msg_type, gva, gpa);
let mut context = MshvEmulatorContext {
vcpu: self,
map: (info.guest_virtual_address, info.guest_physical_address),
map: (gva, gpa),
};
// Create a new emulator.