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-rw-r--r--qemu-nbd.texi7
1 files changed, 6 insertions, 1 deletions
diff --git a/qemu-nbd.texi b/qemu-nbd.texi
index 227a73ca36..9f23343450 100644
--- a/qemu-nbd.texi
+++ b/qemu-nbd.texi
@@ -13,7 +13,8 @@ Export a QEMU disk image using the NBD protocol.
@c man end
@c man begin OPTIONS
-@var{filename} is a disk image filename.
+@var{filename} is a disk image filename, or a set of block
+driver options if @var{--image-opts} is specified.
@var{dev} is an NBD device.
@@ -33,6 +34,10 @@ The offset into the image
The interface to bind to (default @samp{0.0.0.0})
@item -k, --socket=@var{path}
Use a unix socket with path @var{path}
+@item --image-opts
+Treat @var{filename} as a set of image options, instead of a plain
+filename. If this flag is specified, the @var{-f} flag should
+not be used, instead the '@code{format=}' option should be set.
@item -f, --format=@var{fmt}
Force the use of the block driver for format @var{fmt} instead of
auto-detecting