From 4f7be2806e672fa232e406ac5eec26789b9d5f85 Mon Sep 17 00:00:00 2001 From: Max Reitz Date: Sat, 24 Feb 2018 16:40:33 +0100 Subject: block: Deprecate "backing": "" We have a clear replacement, so let's deprecate it. Signed-off-by: Max Reitz Reviewed-by: Eric Blake Reviewed-by: Alberto Garcia Message-Id: <20180224154033.29559-8-mreitz@redhat.com> Signed-off-by: Eric Blake --- qemu-doc.texi | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'qemu-doc.texi') diff --git a/qemu-doc.texi b/qemu-doc.texi index f8da9b8..89fa805 100644 --- a/qemu-doc.texi +++ b/qemu-doc.texi @@ -2789,6 +2789,13 @@ support page sizes < 4096 any longer. The ``xlnx-ep108'' machine has been replaced by the ``xlnx-zcu102'' machine. The ``xlnx-zcu102'' machine has the same features and capabilites in QEMU. +@section Block device options + +@subsection "backing": "" (since 2.12.0) + +In order to prevent QEMU from automatically opening an image's backing +chain, use ``"backing": null'' instead. + @node License @appendix License -- cgit v1.1