[libvirt] [PATCH 2/3] qemu: Always use 'alias' in warning message when removing USB address

Peter Krempa pkrempa at redhat.com
Thu Mar 28 12:40:41 UTC 2019


Avoid the extra parameter passing in the disk 'dst' parameter to be
reported instead of the device alias. Using 'dst' instead of alias does
not add much value.

Signed-off-by: Peter Krempa <pkrempa at redhat.com>
---
 src/qemu/qemu_domain_address.c |  8 ++----
 src/qemu/qemu_domain_address.h |  3 +-
 src/qemu/qemu_hotplug.c        | 52 +++++++++++++++++-----------------
 3 files changed, 29 insertions(+), 34 deletions(-)

diff --git a/src/qemu/qemu_domain_address.c b/src/qemu/qemu_domain_address.c
index 3eccf40eb5..f217d1599a 100644
--- a/src/qemu/qemu_domain_address.c
+++ b/src/qemu/qemu_domain_address.c
@@ -3255,21 +3255,17 @@ qemuDomainEnsurePCIAddress(virDomainObjPtr obj,

 void
 qemuDomainReleaseDeviceAddress(virDomainObjPtr vm,
-                               virDomainDeviceInfoPtr info,
-                               const char *devstr)
+                               virDomainDeviceInfoPtr info)
 {
     qemuDomainObjPrivatePtr priv = vm->privateData;

-    if (!devstr)
-        devstr = info->alias;
-
     if (virDeviceInfoPCIAddressIsPresent(info)) {
         virDomainPCIAddressReleaseAddr(priv->pciaddrs, &info->addr.pci);
         virDomainPCIAddressExtensionReleaseAddr(priv->pciaddrs, &info->addr.pci);
     }

     if (virDomainUSBAddressRelease(priv->usbaddrs, info) < 0)
-        VIR_WARN("Unable to release USB address on %s", NULLSTR(devstr));
+        VIR_WARN("Unable to release USB address on %s", NULLSTR(info->alias));
 }


diff --git a/src/qemu/qemu_domain_address.h b/src/qemu/qemu_domain_address.h
index 875112bf8d..2c0e33320d 100644
--- a/src/qemu/qemu_domain_address.h
+++ b/src/qemu/qemu_domain_address.h
@@ -55,8 +55,7 @@ int qemuDomainFillDeviceIsolationGroup(virDomainDefPtr def,
     ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);

 void qemuDomainReleaseDeviceAddress(virDomainObjPtr vm,
-                                    virDomainDeviceInfoPtr info,
-                                    const char *devstr);
+                                    virDomainDeviceInfoPtr info);

 int qemuDomainAssignMemoryDeviceSlot(virDomainDefPtr def,
                                      virDomainMemoryDefPtr mem);
diff --git a/src/qemu/qemu_hotplug.c b/src/qemu/qemu_hotplug.c
index ae9cafa0da..4e94d80f21 100644
--- a/src/qemu/qemu_hotplug.c
+++ b/src/qemu/qemu_hotplug.c
@@ -1020,7 +1020,7 @@ qemuDomainAttachVirtioDiskDevice(virQEMUDriverPtr driver,

     if ((rv = qemuDomainAttachDiskGeneric(driver, vm, disk)) < 0) {
         if (rv == -1 && releaseaddr)
-            qemuDomainReleaseDeviceAddress(vm, &disk->info, disk->dst);
+            qemuDomainReleaseDeviceAddress(vm, &disk->info);

         return -1;
     }
@@ -1100,7 +1100,7 @@ int qemuDomainAttachControllerDevice(virQEMUDriverPtr driver,

  cleanup:
     if (ret != 0 && releaseaddr)
-        qemuDomainReleaseDeviceAddress(vm, &controller->info, NULL);
+        qemuDomainReleaseDeviceAddress(vm, &controller->info);

     VIR_FREE(devstr);
     return ret;
@@ -1666,7 +1666,7 @@ qemuDomainAttachNetDevice(virQEMUDriverPtr driver,
         vm->def->nets[vm->def->nnets++] = net;
     } else {
         if (releaseaddr)
-            qemuDomainReleaseDeviceAddress(vm, &net->info, NULL);
+            qemuDomainReleaseDeviceAddress(vm, &net->info);

         if (iface_connected) {
             virErrorPreserveLast(&originalError);
@@ -1883,7 +1883,7 @@ qemuDomainAttachHostPCIDevice(virQEMUDriverPtr driver,
         VIR_WARN("Unable to remove host device from /dev");

     if (releaseaddr)
-        qemuDomainReleaseDeviceAddress(vm, info, NULL);
+        qemuDomainReleaseDeviceAddress(vm, info);

     qemuHostdevReAttachPCIDevices(driver, vm->def->name, &hostdev, 1);

@@ -2160,7 +2160,7 @@ int qemuDomainAttachRedirdevDevice(virQEMUDriverPtr driver,
     virDomainAuditRedirdev(vm, redirdev, "attach", ret == 0);
  cleanup:
     if (ret < 0 && need_release)
-        qemuDomainReleaseDeviceAddress(vm, &redirdev->info, NULL);
+        qemuDomainReleaseDeviceAddress(vm, &redirdev->info);
     VIR_FREE(tlsAlias);
     VIR_FREE(charAlias);
     VIR_FREE(devstr);
@@ -2427,7 +2427,7 @@ int qemuDomainAttachChrDevice(virQEMUDriverPtr driver,
         if (virDomainObjIsActive(vm))
             qemuDomainChrInsertPreAllocCleanup(vmdef, chr);
         if (need_release)
-            qemuDomainReleaseDeviceAddress(vm, &chr->info, NULL);
+            qemuDomainReleaseDeviceAddress(vm, &chr->info);
         if (teardowncgroup && qemuTeardownChardevCgroup(vm, chr) < 0)
             VIR_WARN("Unable to remove chr device cgroup ACL on hotplug fail");
         if (teardownlabel && qemuSecurityRestoreChardevLabel(driver, vm, chr) < 0)
@@ -2544,7 +2544,7 @@ qemuDomainAttachRNGDevice(virQEMUDriverPtr driver,
     virJSONValueFree(props);
     if (ret < 0) {
         if (releaseaddr)
-            qemuDomainReleaseDeviceAddress(vm, &rng->info, NULL);
+            qemuDomainReleaseDeviceAddress(vm, &rng->info);
         if (teardowncgroup && qemuTeardownRNGCgroup(vm, rng) < 0)
             VIR_WARN("Unable to remove RNG device cgroup ACL on hotplug fail");
         if (teardowndevice && qemuDomainNamespaceTeardownRNG(vm, rng) < 0)
@@ -3038,7 +3038,7 @@ qemuDomainAttachSCSIVHostDevice(virQEMUDriverPtr driver,
             qemuDomainNamespaceTeardownHostdev(vm, hostdev) < 0)
             VIR_WARN("Unable to remove host device from /dev");
         if (releaseaddr)
-            qemuDomainReleaseDeviceAddress(vm, hostdev->info, NULL);
+            qemuDomainReleaseDeviceAddress(vm, hostdev->info);
     }

     virDomainCCWAddressSetFree(ccwaddrs);
@@ -3132,7 +3132,7 @@ qemuDomainAttachMediatedDevice(virQEMUDriverPtr driver,
                                                vm->def->name,
                                                &hostdev,
                                                1);
-        qemuDomainReleaseDeviceAddress(vm, hostdev->info, NULL);
+        qemuDomainReleaseDeviceAddress(vm, hostdev->info);
     }
     VIR_FREE(devstr);
     return ret;
@@ -3287,7 +3287,7 @@ qemuDomainAttachShmemDevice(virQEMUDriverPtr driver,

  cleanup:
     if (release_address)
-        qemuDomainReleaseDeviceAddress(vm, &shmem->info, NULL);
+        qemuDomainReleaseDeviceAddress(vm, &shmem->info);

     virJSONValueFree(props);
     VIR_FREE(memAlias);
@@ -3380,7 +3380,7 @@ qemuDomainAttachWatchdog(virQEMUDriverPtr driver,

  cleanup:
     if (releaseAddress)
-        qemuDomainReleaseDeviceAddress(vm, &watchdog->info, NULL);
+        qemuDomainReleaseDeviceAddress(vm, &watchdog->info);
     VIR_FREE(watchdogstr);
     return ret;
 }
@@ -3472,7 +3472,7 @@ qemuDomainAttachInputDevice(virQEMUDriverPtr driver,
         if (teardowndevice)
             qemuDomainNamespaceTeardownInput(vm, input);
         if (releaseaddr)
-            qemuDomainReleaseDeviceAddress(vm, &input->info, NULL);
+            qemuDomainReleaseDeviceAddress(vm, &input->info);
         virErrorRestore(&originalError);
     }

@@ -3548,7 +3548,7 @@ qemuDomainAttachVsockDevice(virQEMUDriverPtr driver,
     if (ret < 0) {
         virErrorPreserveLast(&originalError);
         if (releaseaddr)
-            qemuDomainReleaseDeviceAddress(vm, &vsock->info, NULL);
+            qemuDomainReleaseDeviceAddress(vm, &vsock->info);
         virErrorRestore(&originalError);
     }

@@ -4508,7 +4508,7 @@ qemuDomainRemoveDiskDevice(virQEMUDriverPtr driver,

     virDomainAuditDisk(vm, disk->src, NULL, "detach", true);

-    qemuDomainReleaseDeviceAddress(vm, &disk->info, virDomainDiskGetSource(disk));
+    qemuDomainReleaseDeviceAddress(vm, &disk->info);

     /* tear down disk security access */
     qemuHotplugPrepareDiskSourceAccess(driver, vm, disk->src, true);
@@ -4545,7 +4545,7 @@ qemuDomainRemoveControllerDevice(virDomainObjPtr vm,
         }
     }

-    qemuDomainReleaseDeviceAddress(vm, &controller->info, NULL);
+    qemuDomainReleaseDeviceAddress(vm, &controller->info);
     virDomainControllerDefFree(controller);
     return 0;
 }
@@ -4613,7 +4613,7 @@ qemuDomainRemovePCIHostDevice(virQEMUDriverPtr driver,
                               virDomainHostdevDefPtr hostdev)
 {
     qemuHostdevReAttachPCIDevices(driver, vm->def->name, &hostdev, 1);
-    qemuDomainReleaseDeviceAddress(vm, hostdev->info, NULL);
+    qemuDomainReleaseDeviceAddress(vm, hostdev->info);
 }

 static void
@@ -4622,7 +4622,7 @@ qemuDomainRemoveUSBHostDevice(virQEMUDriverPtr driver,
                               virDomainHostdevDefPtr hostdev)
 {
     qemuHostdevReAttachUSBDevices(driver, vm->def->name, &hostdev, 1);
-    qemuDomainReleaseDeviceAddress(vm, hostdev->info, NULL);
+    qemuDomainReleaseDeviceAddress(vm, hostdev->info);
 }

 static void
@@ -4648,7 +4648,7 @@ qemuDomainRemoveMediatedDevice(virQEMUDriverPtr driver,
                                virDomainHostdevDefPtr hostdev)
 {
     qemuHostdevReAttachMediatedDevices(driver, vm->def->name, &hostdev, 1);
-    qemuDomainReleaseDeviceAddress(vm, hostdev->info, NULL);
+    qemuDomainReleaseDeviceAddress(vm, hostdev->info);
 }


@@ -4842,7 +4842,7 @@ qemuDomainRemoveNetDevice(virQEMUDriverPtr driver,
         }
     }

-    qemuDomainReleaseDeviceAddress(vm, &net->info, NULL);
+    qemuDomainReleaseDeviceAddress(vm, &net->info);
     virDomainConfNWFilterTeardown(net);

     if (cfg->macFilter && (net->ifname != NULL)) {
@@ -4917,7 +4917,7 @@ qemuDomainRemoveChrDevice(virQEMUDriverPtr driver,
     if (qemuDomainNamespaceTeardownChardev(vm, chr) < 0)
         VIR_WARN("Unable to remove chr device from /dev");

-    qemuDomainReleaseDeviceAddress(vm, &chr->info, NULL);
+    qemuDomainReleaseDeviceAddress(vm, &chr->info);
     qemuDomainChrRemove(vm->def, chr);

     /* The caller does not emit the event, so we must do it here. Note
@@ -4991,7 +4991,7 @@ qemuDomainRemoveRNGDevice(virQEMUDriverPtr driver,

     if ((idx = virDomainRNGFind(vm->def, rng)) >= 0)
         virDomainRNGRemove(vm->def, idx);
-    qemuDomainReleaseDeviceAddress(vm, &rng->info, NULL);
+    qemuDomainReleaseDeviceAddress(vm, &rng->info);
     virDomainRNGDefFree(rng);
     ret = 0;

@@ -5042,7 +5042,7 @@ qemuDomainRemoveShmemDevice(virQEMUDriverPtr driver,

     if ((idx = virDomainShmemDefFind(vm->def, shmem)) >= 0)
         virDomainShmemDefRemove(vm->def, idx);
-    qemuDomainReleaseDeviceAddress(vm, &shmem->info, NULL);
+    qemuDomainReleaseDeviceAddress(vm, &shmem->info);
     virDomainShmemDefFree(shmem);

     ret = 0;
@@ -5061,7 +5061,7 @@ qemuDomainRemoveWatchdog(virDomainObjPtr vm,
     VIR_DEBUG("Removing watchdog %s from domain %p %s",
               watchdog->info.alias, vm, vm->def->name);

-    qemuDomainReleaseDeviceAddress(vm, &watchdog->info, NULL);
+    qemuDomainReleaseDeviceAddress(vm, &watchdog->info);
     virDomainWatchdogDefFree(vm->def->watchdog);
     vm->def->watchdog = NULL;
     return 0;
@@ -5081,7 +5081,7 @@ qemuDomainRemoveInputDevice(virDomainObjPtr vm,
         if (vm->def->inputs[i] == dev)
             break;
     }
-    qemuDomainReleaseDeviceAddress(vm, &dev->info, NULL);
+    qemuDomainReleaseDeviceAddress(vm, &dev->info);
     if (qemuSecurityRestoreInputLabel(vm, dev) < 0)
         VIR_WARN("Unable to restore security label on input device");

@@ -5104,7 +5104,7 @@ qemuDomainRemoveVsockDevice(virDomainObjPtr vm,
     VIR_DEBUG("Removing vsock device %s from domain %p %s",
               dev->info.alias, vm, vm->def->name);

-    qemuDomainReleaseDeviceAddress(vm, &dev->info, NULL);
+    qemuDomainReleaseDeviceAddress(vm, &dev->info);
     virDomainVsockDefFree(vm->def->vsock);
     vm->def->vsock = NULL;
     return 0;
@@ -5143,7 +5143,7 @@ qemuDomainRemoveRedirdevDevice(virQEMUDriverPtr driver,

     if ((idx = virDomainRedirdevDefFind(vm->def, dev)) >= 0)
         virDomainRedirdevDefRemove(vm->def, idx);
-    qemuDomainReleaseDeviceAddress(vm, &dev->info, NULL);
+    qemuDomainReleaseDeviceAddress(vm, &dev->info);
     virDomainRedirdevDefFree(dev);

     ret = 0;
-- 
2.20.1




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