From: Peter Krempa <pkrempa@redhat.com>
Date: Fri, 6 Apr 2018 04:40:23 +0000 (+0200)
Subject: qemu: block: Format 'read-only' attribute for JSON disk protocol
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=b51016c73c933650afa537df11466e8975a67892;p=libvirt.git

qemu: block: Format 'read-only' attribute for JSON disk protocol

This will be required when doing blockdev-add to conform with the
approach qemu choses to create the disks.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: John Ferlan <jferlan@redhat.com>
---

diff --git a/src/qemu/qemu_block.c b/src/qemu/qemu_block.c
index 21b88fecd6..775c125467 100644
--- a/src/qemu/qemu_block.c
+++ b/src/qemu/qemu_block.c
@@ -1162,6 +1162,9 @@ qemuBlockStorageSourceGetBackendProps(virStorageSourcePtr src,
     if (!legacy) {
         if (qemuBlockStorageSourceGetBlockdevGetCacheProps(src, fileprops) < 0)
             goto cleanup;
+
+        if (virJSONValueObjectAdd(fileprops, "b:read-only", src->readonly, NULL) < 0)
+            goto cleanup;
     }
 
     VIR_STEAL_PTR(ret, fileprops);