[libvirt] [PATCH 2/3] parallels: add vcpu statistics

[Nikolay Shirokovskiy]

Comments.

Replace vzDomObjFromDomain/virObjectUnlock pair
to vzDomObjFromDomainRef/virDomainObjEndAPI as we
use prlsdkGetStatsParam. See previous statistics
comments.

Signed-off-by: Nikolay Shirokovskiy <nshirokovskiy at parallels.com>
---
 src/vz/vz_driver.c |   16 ++++++++++++++--
 1 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/src/vz/vz_driver.c b/src/vz/vz_driver.c
index deac572..4197569 100644
--- a/src/vz/vz_driver.c
+++ b/src/vz/vz_driver.c
@@ -825,8 +825,9 @@ vzDomainGetVcpus(virDomainPtr domain,
     size_t i;
     int v, maxcpu, hostcpus;
     int ret = -1;
+    char *name = NULL;
 
-    if (!(privdom = vzDomObjFromDomain(domain)))
+    if (!(privdom = vzDomObjFromDomainRef(domain)))
         goto cleanup;
 
     if (!virDomainObjIsActive(privdom)) {
@@ -847,8 +848,18 @@ vzDomainGetVcpus(virDomainPtr domain,
         if (info != NULL) {
             memset(info, 0, sizeof(*info) * maxinfo);
             for (i = 0; i < maxinfo; i++) {
+                long long vcpuTime = 0;
+
                 info[i].number = i;
                 info[i].state = VIR_VCPU_RUNNING;
+
+                if (virAsprintf(&name, "guest.vcpu%u.time", (unsigned int)i) < 0)
+                    goto cleanup;
+                if (prlsdkGetStatsParam(privdom, name, &vcpuTime) < 0)
+                    goto cleanup;
+                if (vcpuTime != -1)
+                    info[i].cpuTime = vcpuTime;
+                VIR_FREE(name);
             }
         }
         if (cpumaps != NULL) {
@@ -871,7 +882,8 @@ vzDomainGetVcpus(virDomainPtr domain,
 
  cleanup:
     if (privdom)
-        virObjectUnlock(privdom);
+        virDomainObjEndAPI(&privdom);
+    VIR_FREE(name);
     return ret;
 }
 
-- 
1.7.1