External/libvirt
1
0
Fork 0
mirror of https://gitlab.com/libvirt/libvirt.git synced 2024-08-28 11:31:16 +00:00
Code Issues Packages Projects Releases Wiki Activity

qemu: add vcpu.n.halted to vcpu domain stats

Browse Source 
Extended qemuDomainGetStatsVcpu to include the per vcpu halted
indicator if reported by QEMU. The key for new boolean value
has the format "vcpu.<n>.halted".

Signed-off-by: Viktor Mihajlovski <mihajlov@linux.vnet.ibm.com>
Reviewed-by: Bjoern Walk <bwalk@linux.vnet.ibm.com>
This commit is contained in:
Viktor Mihajlovski 2016-10-13 13:42:46 +02:00 committed by John Ferlan
parent 08f22976b1
commit 7a51d9ebbd
1 changed files with 30 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
src/qemu/qemu_driver.c
View File

@ -1454,7 +1454,8 @@ qemuDomainHelperGetVcpus(virDomainObjPtr vm,
unsigned long long *cpuwait, unsigned long long *cpuwait,
int maxinfo, int maxinfo,
unsigned char *cpumaps, unsigned char *cpumaps,
int maplen) int maplen,
bool *cpuhalted)
{ {
size_t ncpuinfo = 0; size_t ncpuinfo = 0;
size_t i; size_t i;
@ -1474,6 +1475,9 @@ qemuDomainHelperGetVcpus(virDomainObjPtr vm,
if (cpumaps) if (cpumaps)
memset(cpumaps, 0, sizeof(*cpumaps) * maxinfo); memset(cpumaps, 0, sizeof(*cpumaps) * maxinfo);
if (cpuhalted)
memset(cpuhalted, 0, sizeof(*cpuhalted) * maxinfo);
for (i = 0; i < virDomainDefGetVcpusMax(vm->def) && ncpuinfo < maxinfo; i++) { for (i = 0; i < virDomainDefGetVcpusMax(vm->def) && ncpuinfo < maxinfo; i++) {
virDomainVcpuDefPtr vcpu = virDomainDefGetVcpu(vm->def, i); virDomainVcpuDefPtr vcpu = virDomainDefGetVcpu(vm->def, i);
pid_t vcpupid = qemuDomainGetVcpuPid(vm, i); pid_t vcpupid = qemuDomainGetVcpuPid(vm, i);
@ -1511,6 +1515,9 @@ qemuDomainHelperGetVcpus(virDomainObjPtr vm,
return -1; return -1;
} }
if (cpuhalted)
cpuhalted[ncpuinfo] = qemuDomainGetVcpuHalted(vm, ncpuinfo);
ncpuinfo++; ncpuinfo++;
} }
@ -5455,7 +5462,8 @@ qemuDomainGetVcpus(virDomainPtr dom,
goto cleanup; goto cleanup;
} }
ret = qemuDomainHelperGetVcpus(vm, info, NULL, maxinfo, cpumaps, maplen); ret = qemuDomainHelperGetVcpus(vm, info, NULL, maxinfo, cpumaps, maplen,
NULL);
cleanup: cleanup:
virDomainObjEndAPI(&vm); virDomainObjEndAPI(&vm);
@ -18922,7 +18930,7 @@ qemuDomainGetStatsBalloon(virQEMUDriverPtr driver,
static int static int
qemuDomainGetStatsVcpu(virQEMUDriverPtr driver ATTRIBUTE_UNUSED, qemuDomainGetStatsVcpu(virQEMUDriverPtr driver,
virDomainObjPtr dom, virDomainObjPtr dom,
virDomainStatsRecordPtr record, virDomainStatsRecordPtr record,
int *maxparams, int *maxparams,
@ -18933,6 +18941,7 @@ qemuDomainGetStatsVcpu(virQEMUDriverPtr driver ATTRIBUTE_UNUSED,
char param_name[VIR_TYPED_PARAM_FIELD_LENGTH]; char param_name[VIR_TYPED_PARAM_FIELD_LENGTH];
virVcpuInfoPtr cpuinfo = NULL; virVcpuInfoPtr cpuinfo = NULL;
unsigned long long *cpuwait = NULL; unsigned long long *cpuwait = NULL;
bool *cpuhalted = NULL;
if (virTypedParamsAddUInt(&record->params, if (virTypedParamsAddUInt(&record->params,
&record->nparams, &record->nparams,
@ -18952,9 +18961,14 @@ qemuDomainGetStatsVcpu(virQEMUDriverPtr driver ATTRIBUTE_UNUSED,
VIR_ALLOC_N(cpuwait, virDomainDefGetVcpus(dom->def)) < 0) VIR_ALLOC_N(cpuwait, virDomainDefGetVcpus(dom->def)) < 0)
goto cleanup; goto cleanup;
if (qemuDomainRefreshVcpuHalted(driver, dom,
QEMU_ASYNC_JOB_NONE) == 0 &&
VIR_ALLOC_N(cpuhalted, virDomainDefGetVcpus(dom->def)) < 0)
goto cleanup;
if (qemuDomainHelperGetVcpus(dom, cpuinfo, cpuwait, if (qemuDomainHelperGetVcpus(dom, cpuinfo, cpuwait,
virDomainDefGetVcpus(dom->def), virDomainDefGetVcpus(dom->def),
NULL, 0) < 0) { NULL, 0, cpuhalted) < 0) {
virResetLastError(); virResetLastError();
ret = 0; /* it's ok to be silent and go ahead */ ret = 0; /* it's ok to be silent and go ahead */
goto cleanup; goto cleanup;
@ -18990,6 +19004,17 @@ qemuDomainGetStatsVcpu(virQEMUDriverPtr driver ATTRIBUTE_UNUSED,
param_name, param_name,
cpuwait[i]) < 0) cpuwait[i]) < 0)
goto cleanup; goto cleanup;
if (cpuhalted) {
snprintf(param_name, VIR_TYPED_PARAM_FIELD_LENGTH,
"vcpu.%u.halted", cpuinfo[i].number);
if (virTypedParamsAddBoolean(&record->params,
&record->nparams,
maxparams,
param_name,
cpuhalted[i]) < 0)
goto cleanup;
}
} }
ret = 0; ret = 0;
@ -18997,6 +19022,7 @@ qemuDomainGetStatsVcpu(virQEMUDriverPtr driver ATTRIBUTE_UNUSED,
cleanup: cleanup:
VIR_FREE(cpuinfo); VIR_FREE(cpuinfo);
VIR_FREE(cpuwait); VIR_FREE(cpuwait);
VIR_FREE(cpuhalted);
return ret; return ret;
} }