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vmm: device_manager: Add info!() message about disk file backend

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It might be useful debugging information for the user to know what kind
of disk file implementation is in use.

Signed-off-by: Sebastien Boeuf <sebastien.boeuf@intel.com>
This commit is contained in:
Sebastien Boeuf 2021-01-22 14:19:09 +01:00 committed by Rob Bradford
parent 2824642e80
commit f6c8e4b045
1 changed files with 3 additions and 0 deletions
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3
vmm/src/device_manager.rs
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@ -1659,12 +1659,15 @@ impl DeviceManager {
// Use asynchronous backend relying on io_uring if the
// syscalls are supported.
if block_io_uring_is_supported() && !disk_cfg.disable_io_uring {
info!("Using asynchronous RAW disk file (io_uring)");
Box::new(RawFileDisk::new(file)) as Box<dyn DiskFile>
} else {
info!("Using synchronous RAW disk file");
Box::new(RawFileDiskSync::new(file, disk_cfg.direct)) as Box<dyn DiskFile>
}
}
ImageType::Qcow2 => {
info!("Using synchronous QCOW disk file");
Box::new(QcowDiskSync::new(file, disk_cfg.direct)) as Box<dyn DiskFile>
}
};