From 1878eaff9bdeece4546d4f9587e6c75ab0b79b8b Mon Sep 17 00:00:00 2001 From: Fam Zheng Date: Fri, 24 Nov 2017 16:53:51 +0800 Subject: [PATCH] qemu-options: Mention locking option of file driver Signed-off-by: Fam Zheng Signed-off-by: Kevin Wolf --- qemu-options.hx | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/qemu-options.hx b/qemu-options.hx index 3728e9b4dd..f11c4ac960 100644 --- a/qemu-options.hx +++ b/qemu-options.hx @@ -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 -- 2.11.4.GIT