qemu with hax to log dma reads & writes jcs.org/2018/11/12/vfio

qemu-options: Mention locking option of file driver

Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>

authored by

Fam Zheng and committed by
Kevin Wolf
1878eaff b1d1cb27

+4
+4
qemu-options.hx
··· 693 693 The path to the image file in the local filesystem 694 694 @item aio 695 695 Specifies the AIO backend (threads/native, default: threads) 696 + @item locking 697 + Specifies whether the image file is protected with Linux OFD / POSIX locks. The 698 + default is to use the Linux Open File Descriptor API if available, otherwise no 699 + lock is applied. (auto/on/off, default: auto) 696 700 @end table 697 701 Example: 698 702 @example