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vmm: Add support for adding disks to the VM
The disk will be hotplugged via DeviceManager and saved in the config for later use. Signed-off-by: Rob Bradford <robert.bradford@intel.com>
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@ -26,7 +26,7 @@ extern crate vm_allocator;
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extern crate vm_memory;
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extern crate vm_memory;
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extern crate vm_virtio;
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extern crate vm_virtio;
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use crate::config::{DeviceConfig, VmConfig};
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use crate::config::{DeviceConfig, DiskConfig, VmConfig};
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use crate::cpu;
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use crate::cpu;
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use crate::device_manager::{get_win_size, Console, DeviceManager, DeviceManagerError};
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use crate::device_manager::{get_win_size, Console, DeviceManager, DeviceManagerError};
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use crate::memory_manager::{get_host_cpu_phys_bits, Error as MemoryManagerError, MemoryManager};
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use crate::memory_manager::{get_host_cpu_phys_bits, Error as MemoryManagerError, MemoryManager};
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@ -644,6 +644,39 @@ impl Vm {
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}
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}
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}
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}
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pub fn add_disk(&mut self, mut _disk_cfg: DiskConfig) -> Result<()> {
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if cfg!(feature = "pci_support") {
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#[cfg(feature = "pci_support")]
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{
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self.device_manager
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.lock()
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.unwrap()
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.add_disk(&mut _disk_cfg)
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.map_err(Error::DeviceManager)?;
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// Update VmConfig by adding the new device. This is important to
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// ensure the device would be created in case of a reboot.
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{
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let mut config = self.config.lock().unwrap();
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if let Some(disks) = config.disks.as_mut() {
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disks.push(_disk_cfg);
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} else {
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config.disks = Some(vec![_disk_cfg]);
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}
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}
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self.device_manager
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.lock()
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.unwrap()
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.notify_hotplug(HotPlugNotificationFlags::PCI_DEVICES_CHANGED)
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.map_err(Error::DeviceManager)?;
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}
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Ok(())
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} else {
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Err(Error::NoPciSupport)
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}
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}
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fn os_signal_handler(signals: Signals, console_input_clone: Arc<Console>, on_tty: bool) {
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fn os_signal_handler(signals: Signals, console_input_clone: Arc<Console>, on_tty: bool) {
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for signal in signals.forever() {
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for signal in signals.forever() {
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match signal {
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match signal {
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