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qemu: Implement the aio mode io_uring
authorHan Han <hhan@redhat.com>
Tue, 21 Apr 2020 12:19:35 +0000 (20:19 +0800)
committerPeter Krempa <pkrempa@redhat.com>
Fri, 24 Apr 2020 07:17:05 +0000 (09:17 +0200)
commit4e30afafa76c03547213cff7d52ae36cc90b802a
tree539cec8a00697bc857a1197814d648e1323ee779tree | snapshot
parentcbdd6c4df47756b3f11b014a150b4c1d3e05280bcommit | diff
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@redhat.com>
Reviewed-by: Peter Krempa <pkrempa@redhat.com>
src/conf/domain_conf.c diff | blob | blame | history
src/conf/domain_conf.h diff | blob | blame | history
src/qemu/qemu_command.c diff | blob | blame | history
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