[libvirt] [PATCHv4 17/18] qemu: refactor qemuDomainGetStatsCpu

Refactoring qemuDomainGetStatsCpu, make it possible to add more CPU statistics. Signed-off-by: Wang Huaqiang <huaqiang.wang(a)intel.com&gt; --- src/qemu/qemu_driver.c | 45 ++++++++++++++++++++++----------------------- 1 file changed, 22 insertions(+), 23 deletions(-) diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c index b238309..9cc6910 100644 --- a/src/qemu/qemu_driver.c +++ b/src/qemu/qemu_driver.c @@ -19708,30 +19708,29 @@ qemuDomainGetStatsCpu(virQEMUDriverPtr driver ATTRIBUTE_UNUSED, unsigned long long sys_time = 0; int err = 0; - if (!priv->cgroup) - return 0; - - err = virCgroupGetCpuacctUsage(priv->cgroup, &cpu_time); - if (!err && virTypedParamsAddULLong(&record->params, - &record->nparams, - maxparams, - "cpu.time", - cpu_time) < 0) - return -1; + if (priv->cgroup) { + err = virCgroupGetCpuacctUsage(priv->cgroup, &cpu_time); + if (!err && virTypedParamsAddULLong(&record->params, + &record->nparams, + maxparams, + "cpu.time", + cpu_time) < 0) + return -1; - err = virCgroupGetCpuacctStat(priv->cgroup, &user_time, &sys_time); - if (!err && virTypedParamsAddULLong(&record->params, - &record->nparams, - maxparams, - "cpu.user", - user_time) < 0) - return -1; - if (!err && virTypedParamsAddULLong(&record->params, - &record->nparams, - maxparams, - "cpu.system", - sys_time) < 0) - return -1; + err = virCgroupGetCpuacctStat(priv->cgroup, &user_time, &sys_time); + if (!err && virTypedParamsAddULLong(&record->params, + &record->nparams, + maxparams, + "cpu.user", + user_time) < 0) + return -1; + if (!err && virTypedParamsAddULLong(&record->params, + &record->nparams, + maxparams, + "cpu.system", + sys_time) < 0) + return -1; + } return 0; } -- 2.7.4