Re: [PATCH 2/4] qemu: Implement the aio mode io_uring

This aio mode was added since Linux 5.1[1], QEMU 5.0.0[2], which will deliever faster and more efficient I/O operations for the file, host_device, host_cdrom backends. Reference: [1]: https://lwn.net/Articles/810414/ [2]: https://lists.gnu.org/archive/html/qemu-devel/2020-01/msg07686.html Signed-off-by: Han Han <hhan(a)redhat.com&gt; --- src/conf/domain_conf.c | 1 + src/conf/domain_conf.h | 1 + src/qemu/qemu_command.c | 8 ++++++++ 3 files changed, 10 insertions(+)