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vmm: fix warnings when KVM is not enabled

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Some imports are only used by KVM. Some variables and code become dead
or unused when KVM is not enabled.

Signed-off-by: Wei Liu <liuwe@microsoft.com>
This commit is contained in:
Wei Liu 2020-07-28 17:01:48 +00:00 committed by Rob Bradford
parent 15bf61c6aa
commit 218ec563fc
2 changed files with 5 additions and 3 deletions
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7
vmm/src/device_manager.rs
View File

@ -57,13 +57,13 @@ use std::fs::{File, OpenOptions};
use std::io::{self, sink, stdout, Seek, SeekFrom};
use std::num::Wrapping;
use std::os::unix::fs::OpenOptionsExt;
#[cfg(feature = "pci_support")]
#[cfg(all(feature = "pci_support", feature = "kvm"))]
use std::os::unix::io::FromRawFd;
use std::path::PathBuf;
use std::result;
use std::sync::{Arc, Mutex};
use tempfile::NamedTempFile;
#[cfg(feature = "pci_support")]
#[cfg(all(feature = "pci_support", feature = "kvm"))]
use vfio_ioctls::{VfioContainer, VfioDevice, VfioDmaMapping};
#[cfg(feature = "pci_support")]
use virtio_devices::transport::VirtioPciDevice;
@ -92,7 +92,7 @@ use vmm_sys_util::eventfd::EventFd;
#[cfg(any(feature = "mmio_support", target_arch = "aarch64"))]
const MMIO_LEN: u64 = 0x1000;
#[cfg(feature = "pci_support")]
#[cfg(all(feature = "pci_support", feature = "kvm"))]
const VFIO_DEVICE_NAME_PREFIX: &str = "_vfio";
#[cfg(target_arch = "x86_64")]
@ -2406,6 +2406,7 @@ impl DeviceManager {
}
#[cfg(feature = "pci_support")]
#[cfg_attr(not(feature = "kvm"), allow(unused_variables))]
fn add_passthrough_device(
&mut self,
pci: &mut PciBus,

1
vmm/src/vm.rs
View File

@ -251,6 +251,7 @@ pub struct Vm {
cpu_manager: Arc<Mutex<cpu::CpuManager>>,
memory_manager: Arc<Mutex<MemoryManager>>,
#[cfg(target_arch = "x86_64")]
#[cfg_attr(not(feature = "kvm"), allow(dead_code))]
// The hypervisor abstracted virtual machine.
vm: Arc<dyn hypervisor::Vm>,
#[cfg(target_arch = "x86_64")]