[PATCH v2 15/15] qemu: capabilities: Enable QEMU_CAPS_INCREMENTAL_BACKUP

For incremental backup we need QEMU_CAPS_BLOCKDEV, QEMU_CAPS_BLOCKDEV_REOPEN, QEMU_CAPS_MIGRATION_PARAM_BLOCK_BITMAP_MAPPING. Signed-off-by: Peter Krempa <pkrempa(a)redhat.com&gt; Reviewed-by: Jiri Denemark <jdenemar(a)redhat.com&gt; --- src/qemu/qemu_capabilities.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/src/qemu/qemu_capabilities.c b/src/qemu/qemu_capabilities.c index 600952a53a..f40d6d77be 100644 --- a/src/qemu/qemu_capabilities.c +++ b/src/qemu/qemu_capabilities.c @@ -5167,8 +5167,10 @@ virQEMUCapsInitQMPVersionCaps(virQEMUCapsPtr qemuCaps) void virQEMUCapsInitProcessCapsInterlock(virQEMUCapsPtr qemuCaps) { - if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_BLOCKDEV)) - virQEMUCapsClear(qemuCaps, QEMU_CAPS_INCREMENTAL_BACKUP); + if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_BLOCKDEV) && + virQEMUCapsGet(qemuCaps, QEMU_CAPS_BLOCKDEV_REOPEN) && + virQEMUCapsGet(qemuCaps, QEMU_CAPS_MIGRATION_PARAM_BLOCK_BITMAP_MAPPING)) + virQEMUCapsSet(qemuCaps, QEMU_CAPS_INCREMENTAL_BACKUP); if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_DEVICE_USB_STORAGE) && !virQEMUCapsGet(qemuCaps, QEMU_CAPS_USB_STORAGE_WERROR)) { -- 2.29.2