[libvirt] [PATCH 6/9] Use virDomainObjGetDefs in lxcDomainSetBlkioParameters

[Ján Tomko]

Remove yet another usage of virDomainLiveConfigHelperMethod
along with an sa_assert that helped clang understand the code flow.
---
 src/lxc/lxc_driver.c | 22 +++++++---------------
 1 file changed, 7 insertions(+), 15 deletions(-)

diff --git a/src/lxc/lxc_driver.c b/src/lxc/lxc_driver.c
index 00b4df2..a074aa3 100644
--- a/src/lxc/lxc_driver.c
+++ b/src/lxc/lxc_driver.c
@@ -2570,10 +2570,10 @@ lxcDomainSetBlkioParameters(virDomainPtr dom,
     virLXCDriverPtr driver = dom->conn->privateData;
     size_t i;
     virDomainObjPtr vm = NULL;
+    virDomainDefPtr def = NULL;
     virDomainDefPtr persistentDef = NULL;
     int ret = -1;
     virLXCDriverConfigPtr cfg = NULL;
-    virCapsPtr caps = NULL;
     virLXCDomainObjPrivatePtr priv;
 
     virCheckFlags(VIR_DOMAIN_AFFECT_LIVE |
@@ -2603,17 +2603,13 @@ lxcDomainSetBlkioParameters(virDomainPtr dom,
     if (virDomainSetBlkioParametersEnsureACL(dom->conn, vm->def, flags) < 0)
         goto cleanup;
 
-    if (!(caps = virLXCDriverGetCapabilities(driver, false)))
-        goto cleanup;
-
     if (virLXCDomainObjBeginJob(driver, vm, LXC_JOB_MODIFY) < 0)
         goto cleanup;
 
-    if (virDomainLiveConfigHelperMethod(caps, driver->xmlopt, vm, &flags,
-                                        &persistentDef) < 0)
+    if (virDomainObjGetDefs(vm, flags, &def, &persistentDef) < 0)
         goto endjob;
 
-    if (flags & VIR_DOMAIN_AFFECT_LIVE) {
+    if (def) {
         if (!virCgroupHasController(priv->cgroup, 
VIR_CGROUP_CONTROLLER_BLKIO)) {
             virReportError(VIR_ERR_OPERATION_INVALID, "%s",
                            _("blkio cgroup isn't mounted"));
@@ -2622,7 +2618,7 @@ lxcDomainSetBlkioParameters(virDomainPtr dom,
     }
 
     ret = 0;
-    if (flags & VIR_DOMAIN_AFFECT_LIVE) {
+    if (def) {
         for (i = 0; i < nparams; i++) {
             virTypedParameterPtr param = &params[i];
 
@@ -2717,8 +2713,8 @@ lxcDomainSetBlkioParameters(virDomainPtr dom,
                 }
 
                 if (j != ndevices ||
-                    lxcDomainMergeBlkioDevice(&vm->def->blkio.devices,
-                                              &vm->def->blkio.ndevices,
+                    lxcDomainMergeBlkioDevice(&def->blkio.devices,
+                                              &def->blkio.ndevices,
                                               devices, ndevices, param->field) 
< 0)
                     ret = -1;
                 virBlkioDeviceArrayClear(devices, ndevices);
@@ -2728,10 +2724,7 @@ lxcDomainSetBlkioParameters(virDomainPtr dom,
     }
     if (ret < 0)
         goto endjob;
-    if (flags & VIR_DOMAIN_AFFECT_CONFIG) {
-        /* Clang can't see that if we get here, persistentDef was set.  */
-        sa_assert(persistentDef);
-
+    if (persistentDef) {
         for (i = 0; i < nparams; i++) {
             virTypedParameterPtr param = &params[i];
 
@@ -2770,7 +2763,6 @@ lxcDomainSetBlkioParameters(virDomainPtr dom,
 
  cleanup:
     virDomainObjEndAPI(&vm);
-    virObjectUnref(caps);
     virObjectUnref(cfg);
     return ret;
 }
-- 
2.7.3

--
libvir-list mailing list
libvir-list@redhat.com
https://www.redhat.com/mailman/listinfo/libvir-list