This command allows to change the backing file name recorded in the
metadata of a qcow (or other) image. The capability also notifies that
the "block-stream" and "block-commit" commands understand the
"backing-file" attribute.
---
src/qemu/qemu_capabilities.c | 2 ++
src/qemu/qemu_capabilities.h | 1 +
2 files changed, 3 insertions(+)
diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c
index 4cbe8d1..df3f529 100644
--- a/src/qemu/qemu_capabilities.c
+++ b/src/qemu/qemu_capabilities.c
@@ -257,6 +257,7 @@ VIR_ENUM_IMPL(virQEMUCaps, QEMU_CAPS_LAST,
"host-pci-multidomain",
"msg-timestamp",
"active-commit",
+ "change-backing-file",
);
@@ -1410,6 +1411,7 @@ struct virQEMUCapsStringFlags virQEMUCapsCommands[] = {
{ "blockdev-snapshot-sync", QEMU_CAPS_DISK_SNAPSHOT },
{ "add-fd", QEMU_CAPS_ADD_FD },
{ "nbd-server-start", QEMU_CAPS_NBD_SERVER },
+ { "change-backing-file", QEMU_CAPS_CHANGE_BACKING_FILE },
};
struct virQEMUCapsStringFlags virQEMUCapsEvents[] = {
diff --git a/src/qemu/qemu_capabilities.h b/src/qemu/qemu_capabilities.h
index 617986d..ea2d9e3 100644
--- a/src/qemu/qemu_capabilities.h
+++ b/src/qemu/qemu_capabilities.h
@@ -207,6 +207,7 @@ enum virQEMUCapsFlags {
QEMU_CAPS_HOST_PCI_MULTIDOMAIN = 166, /* support domain > 0 in host pci address
*/
QEMU_CAPS_MSG_TIMESTAMP = 167, /* -msg timestamp */
QEMU_CAPS_ACTIVE_COMMIT = 168, /* block-commit works without 'top' */
+ QEMU_CAPS_CHANGE_BACKING_FILE = 169, /* change name of backing file in metadata */
QEMU_CAPS_LAST, /* this must always be the last item */
};
--
1.9.3