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>
.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 */ }
},
};
#
# @filename: path to the image file
# @aio: AIO backend (default: threads) (since: 2.8)
+# @locking: whether to enable file locking. If set to 'auto', only enable
+# when Open File Descriptor (OFD) locking API is available
+# (default: auto, since 2.10)
#
# Since: 2.9
##
{ 'struct': 'BlockdevOptionsFile',
'data': { 'filename': 'str',
+ '*locking': 'OnOffAuto',
'*aio': 'BlockdevAioOptions' } }
##