qemu-options: Mention locking option of file driver

Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Fam Zheng 2017-11-24 16:53:51 +08:00 committed by Kevin Wolf
parent b1d1cb2728
commit 1878eaff9b

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@ -693,6 +693,10 @@ This is the protocol-level block driver for accessing regular files.
The path to the image file in the local filesystem
@item aio
Specifies the AIO backend (threads/native, default: threads)
@item locking
Specifies whether the image file is protected with Linux OFD / POSIX locks. The
default is to use the Linux Open File Descriptor API if available, otherwise no
lock is applied. (auto/on/off, default: auto)
@end table
Example:
@example