[libvirt] [PATCH 4/4] implement callback function for qemu driver

[Osier Yang]

* src/qemu/qemu_driver.c (add function qemuDomainIsUpdated)
---
 src/qemu/qemu_driver.c |   22 +++++++++++++++++++++-
 1 files changed, 21 insertions(+), 1 deletions(-)

diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 5516090..fd61864 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -4734,6 +4734,26 @@ cleanup:
     return ret;
 }

+static int qemuDomainIsUpdated(virDomainPtr dom)
+{
+    struct qemud_driver *driver = dom->conn->privateData;
+    virDomainObjPtr obj;
+    int ret = -1;
+
+    qemuDriverLock(driver);
+    obj = virDomainFindByUUID(&driver->domains, dom->uuid);
+    qemuDriverUnlock(driver);
+    if (!obj) {
+        qemuReportError(VIR_ERR_NO_DOMAIN, NULL);
+        goto cleanup;
+    }
+    ret = obj->updated;
+
+cleanup:
+    if (obj)
+        virDomainObjUnlock(obj);
+    return ret;
+}

 static int qemudGetVersion(virConnectPtr conn, unsigned long *version) {
     struct qemud_driver *driver = conn->privateData;
@@ -13209,7 +13229,7 @@ static virDriver qemuDriver = {
     qemuIsSecure, /* isSecure */
     qemuDomainIsActive, /* domainIsActive */
     qemuDomainIsPersistent, /* domainIsPersistent */
-    NULL, /* domainIsUpdated */
+    qemuDomainIsUpdated, /* domainIsUpdated */
     qemuCPUCompare, /* cpuCompare */
     qemuCPUBaseline, /* cpuBaseline */
     qemuDomainGetJobInfo, /* domainGetJobInfo */
--
1.7.3.2