From 16b48d5d66d2fceb86114b28d693aad930f5070d Mon Sep 17 00:00:00 2001
From: Fam Zheng
Date: Wed, 3 May 2017 00:35:50 +0800
Subject: file-posix: Add 'locking' option

Making this option available even before implementing it will let
converting tests easier: in coming patches they can specify the option
already when necessary, before we actually write code to lock the
images.

Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 block/file-posix.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'block')

diff --git a/block/file-posix.c b/block/file-posix.c
index 19c48a043e..d13e99c43f 100644
--- a/block/file-posix.c
+++ b/block/file-posix.c
@@ -392,6 +392,11 @@ static QemuOptsList raw_runtime_opts = {
             .type = QEMU_OPT_STRING,
             .help = "host AIO implementation (threads, native)",
         },
+        {
+            .name = "locking",
+            .type = QEMU_OPT_STRING,
+            .help = "file locking mode (on/off/auto, default: auto)",
+        },
         { /* end of list */ }
     },
 };
-- 
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