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dragonball: fix a bug when generating kernel boot args

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We should refuse to generate boot args when hotplugging, not cold starting.

Signed-off-by: Zizheng Bian <zizheng.bian@linux.alibaba.com>
This commit is contained in:
Zizheng Bian 2022-06-14 12:00:39 +08:00 committed by Chao Wu
parent 2aedd4d12a
commit 8bb00a3dc8
1 changed files with 18 additions and 16 deletions
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6
src/dragonball/src/device_manager/mod.rs
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@ -251,15 +251,16 @@ impl DeviceOpContext {
&self.logger
}
#[allow(unused_variables)]
fn generate_kernel_boot_args(&mut self, kernel_config: &mut KernelConfigInfo) -> Result<()> {
if !self.is_hotplug {
if self.is_hotplug {
return Err(DeviceMgrError::InvalidOperation);
}
#[cfg(feature = "dbs-virtio-devices")]
{
let cmdline = kernel_config.kernel_cmdline_mut();
#[cfg(feature = "dbs-virtio-devices")]
for device in self.virtio_devices.iter() {
let (mmio_base, mmio_size, irq) = DeviceManager::get_virtio_device_info(device)?;
@ -275,6 +276,7 @@ impl DeviceOpContext {
)
.map_err(DeviceMgrError::Cmdline)?;
}
}
Ok(())
}