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added remove_memory_region() as complement of add_memory_region()

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This commit is contained in:
Bruce Leidl 2019-09-11 15:32:54 -04:00
parent 784544ae2b
commit ffefbd9283
1 changed files with 8 additions and 2 deletions
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10
rust/src/kvm/mod.rs
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@ -56,8 +56,14 @@ impl Kvm {
}) })
} }
pub fn add_memory_region(&self, slot: usize, guest_address: u64, host_address: u64, size: usize) -> Result<()> { pub fn add_memory_region(&self, slot: u32, guest_address: u64, host_address: u64, size: usize) -> Result<()> {
let region = ioctl::KvmUserspaceMemoryRegion::new(slot as u32, guest_address, host_address, size as u64); let region = ioctl::KvmUserspaceMemoryRegion::new(slot, guest_address, host_address, size as u64);
ioctl::kvm_set_user_memory_region(&self.vmfd, &region)?;
Ok(())
}
pub fn remove_memory_region(&self, slot: u32) -> Result<()> {
let region = ioctl::KvmUserspaceMemoryRegion::new(slot, 0, 0, 0);
ioctl::kvm_set_user_memory_region(&self.vmfd, &region)?; ioctl::kvm_set_user_memory_region(&self.vmfd, &region)?;
Ok(()) Ok(())
} }