qemu: Introduce pr-manager-helper capability

The capability tracks if qemu has pr-manager-helper object. At
this time don't actually detect if qemu has the capability. Not
just yet. Only after the code is written the feature will be
enabled.
Signed-off-by: NMichal Privoznik <mprivozn@redhat.com>
Reviewed-by: NJohn Ferlan <jferlan@redhat.com>

src/qemu/qemu_capabilities.c

@@ -475,6 +475,7 @@ VIR_ENUM_IMPL(virQEMUCaps, QEMU_CAPS_LAST,
               "disk-write-cache",
               "nbd-tls",
               "tpm-crb",
+              "pr-manager-helper",
     );
 
 

src/qemu/qemu_capabilities.h

@@ -459,6 +459,7 @@ typedef enum { /* virQEMUCapsFlags grouping marker for syntax-check */
     QEMU_CAPS_DISK_WRITE_CACHE, /* qemu block frontends support write-cache param */
     QEMU_CAPS_NBD_TLS, /* NBD server supports TLS transport */
     QEMU_CAPS_DEVICE_TPM_CRB, /* -device tpm-crb */
+    QEMU_CAPS_PR_MANAGER_HELPER, /* -object pr-manager-helper */
 
     QEMU_CAPS_LAST /* this must always be the last item */
 } virQEMUCapsFlags;