File 29605313-qemuDomainSetLaunchSecurityState-nocache.patch of Package libvirt.33033

commit 29605313104a621de0a28322be95a0398f47d86e
Author: Ján Tomko <jtomko@redhat.com>
Date:   Fri Jan 28 17:44:32 2022 +0100

    qemu: qemuDomainSetLaunchSecurityState: do not lookup qemuCaps in cache
    
    Any active domain has a copy in the privateData, filled in
    qemuProcessInit.
    
    Move the qemu capability check below the activeness check and remove
    the extra lookup.
    
    Signed-off-by: Ján Tomko <jtomko@redhat.com>
    Reviewed-by: Peter Krempa <pkrempa@redhat.com>

Index: libvirt-8.0.0/src/qemu/qemu_driver.c
===================================================================
--- libvirt-8.0.0.orig/src/qemu/qemu_driver.c
+++ libvirt-8.0.0/src/qemu/qemu_driver.c
@@ -19988,12 +19988,12 @@ qemuDomainSetLaunchSecurityState(virDoma
     virDomainObj *vm;
     int ret = -1;
     int rc;
-    g_autoptr(virQEMUCaps) qemucaps = NULL;
     const char *secrethdr = NULL;
     const char *secret = NULL;
     unsigned long long setaddr = 0;
     bool hasSetaddr = false;
     int state;
+    qemuDomainObjPrivate *priv;
 
     virCheckFlags(0, -1);
     if (virTypedParamsValidate(params, nparams,
@@ -20009,6 +20009,8 @@ qemuDomainSetLaunchSecurityState(virDoma
     if (!(vm = qemuDomainObjFromDomain(domain)))
         goto cleanup;
 
+    priv = vm->privateData;
+
     if (virDomainSetLaunchSecurityStateEnsureACL(domain->conn, vm->def) < 0)
         goto cleanup;
 
@@ -20020,17 +20022,6 @@ qemuDomainSetLaunchSecurityState(virDoma
         goto cleanup;
     }
 
-    if (!(qemucaps = virQEMUCapsCacheLookupDefault(driver->qemuCapsCache,
-                                                   NULL, NULL, NULL, NULL,
-                                                   NULL, NULL, NULL)))
-        goto cleanup;
-
-    if (!virQEMUCapsGet(qemucaps, QEMU_CAPS_SEV_INJECT_LAUNCH_SECRET)) {
-        virReportError(VIR_ERR_OPERATION_UNSUPPORTED, "%s",
-                       _("QEMU does not support setting a launch secret"));
-        goto cleanup;
-    }
-
     if (virTypedParamsGetString(params, nparams,
                                 VIR_DOMAIN_LAUNCH_SECURITY_SEV_SECRET_HEADER,
                                 &secrethdr) < 0 ||
@@ -20063,6 +20054,12 @@ qemuDomainSetLaunchSecurityState(virDoma
         goto endjob;
     }
 
+    if (!virQEMUCapsGet(priv->qemuCaps, QEMU_CAPS_SEV_INJECT_LAUNCH_SECRET)) {
+        virReportError(VIR_ERR_OPERATION_UNSUPPORTED, "%s",
+                       _("QEMU does not support setting a launch secret"));
+        goto endjob;
+    }
+
     qemuDomainObjEnterMonitor(driver, vm);
     rc = qemuMonitorSetLaunchSecurityState(QEMU_DOMAIN_PRIVATE(vm)->mon,
                                            secrethdr, secret, setaddr, hasSetaddr);