[libvirt] [PATCH 08/13] qemu: Simplify qemuDomainSetInterfaceParameters by using virDomainObjGetDefs
John Ferlan
jferlan at redhat.com
Wed Jun 17 21:00:24 UTC 2015
On 06/15/2015 03:47 PM, Peter Krempa wrote:
> ---
> src/qemu/qemu_driver.c | 40 ++++++++++++++++------------------------
> 1 file changed, 16 insertions(+), 24 deletions(-)
>
> diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
> index 2cb0215..ceadc31 100644
> --- a/src/qemu/qemu_driver.c
> +++ b/src/qemu/qemu_driver.c
> @@ -11246,12 +11246,12 @@ qemuDomainSetInterfaceParameters(virDomainPtr dom,
> virQEMUDriverPtr driver = dom->conn->privateData;
> size_t i;
> virDomainObjPtr vm = NULL;
> - virDomainDefPtr persistentDef = NULL;
> + virDomainDefPtr def;
> + virDomainDefPtr persistentDef;
> int ret = -1;
> virDomainNetDefPtr net = NULL, persistentNet = NULL;
> virNetDevBandwidthPtr bandwidth = NULL, newBandwidth = NULL;
> virQEMUDriverConfigPtr cfg = NULL;
> - virCapsPtr caps = NULL;
> bool inboundSpecified = false, outboundSpecified = false;
>
> virCheckFlags(VIR_DOMAIN_AFFECT_LIVE |
> @@ -11280,31 +11280,24 @@ qemuDomainSetInterfaceParameters(virDomainPtr dom,
> if (virDomainSetInterfaceParametersEnsureACL(dom->conn, vm->def, flags) < 0)
> goto cleanup;
>
> - if (!(caps = virQEMUDriverGetCapabilities(driver, false)))
> + if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0)
> goto cleanup;
>
> - if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0)
> + if (virDomainObjGetDefs(vm, flags, &def, &persistentDef) < 0)
> goto cleanup;
^^ goto endjob;
NOTE:
I see this is also an existing issue for qemuDomainPinIOThread - that is
the failure to ObjGetDefs goes to cleanup after a BeginJob rather than
going to endjob.
I know - a separate issue, but it may as well be fixed in this series...
ACK with the change here...
John
>
> - if (virDomainLiveConfigHelperMethod(caps, driver->xmlopt, vm, &flags,
> - &persistentDef) < 0)
> + if (def &&
> + !(net = virDomainNetFind(vm->def, device))) {
> + virReportError(VIR_ERR_INVALID_ARG,
> + _("Can't find device %s"), device);
> goto endjob;
> -
> - if (flags & VIR_DOMAIN_AFFECT_LIVE) {
> - net = virDomainNetFind(vm->def, device);
> - if (!net) {
> - virReportError(VIR_ERR_INVALID_ARG,
> - _("Can't find device %s"), device);
> - goto endjob;
> - }
> }
> - if (flags & VIR_DOMAIN_AFFECT_CONFIG) {
> - persistentNet = virDomainNetFind(persistentDef, device);
> - if (!persistentNet) {
> - virReportError(VIR_ERR_INVALID_ARG,
> - _("Can't find device %s"), device);
> - goto endjob;
> - }
> +
> + if (persistentDef &&
> + !(persistentNet = virDomainNetFind(persistentDef, device))) {
> + virReportError(VIR_ERR_INVALID_ARG,
> + _("Can't find device %s"), device);
> + goto endjob;
> }
>
> if ((VIR_ALLOC(bandwidth) < 0) ||
> @@ -11340,7 +11333,7 @@ qemuDomainSetInterfaceParameters(virDomainPtr dom,
> if (!bandwidth->out->average)
> VIR_FREE(bandwidth->out);
>
> - if (flags & VIR_DOMAIN_AFFECT_LIVE) {
> + if (net) {
> if (VIR_ALLOC(newBandwidth) < 0)
> goto endjob;
>
> @@ -11392,7 +11385,7 @@ qemuDomainSetInterfaceParameters(virDomainPtr dom,
> goto endjob;
> }
>
> - if (flags & VIR_DOMAIN_AFFECT_CONFIG) {
> + if (persistentNet) {
> if (!persistentNet->bandwidth) {
> persistentNet->bandwidth = bandwidth;
> bandwidth = NULL;
> @@ -11426,7 +11419,6 @@ qemuDomainSetInterfaceParameters(virDomainPtr dom,
> virNetDevBandwidthFree(bandwidth);
> virNetDevBandwidthFree(newBandwidth);
> virDomainObjEndAPI(&vm);
> - virObjectUnref(caps);
> virObjectUnref(cfg);
> return ret;
> }
>
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