qemu: Forbid most duplicated watchdogs

Most of them are platform devices and only i6300esb can be plugged
multiple times into different PCI slots.

Signed-off-by: Martin Kletzander <mkletzan@redhat.com>
Reviewed-by: Michal Privoznik <mprivozn@redhat.com>
This commit is contained in:
Martin Kletzander 2023-04-19 14:20:24 +02:00
parent 865b071ae8
commit d2af152d1f

View File

@ -26,6 +26,7 @@
#include "qemu_domain.h"
#include "qemu_process.h"
#include "domain_conf.h"
#include "virbitmap.h"
#include "virlog.h"
#include "virutil.h"
@ -1110,18 +1111,24 @@ qemuValidateDomainDefTPMs(const virDomainDef *def)
static int
qemuValidateDomainDefWatchdogs(const virDomainDef *def)
{
bool found_itco = false;
g_autoptr(virBitmap) watchdogs = virBitmapNew(VIR_DOMAIN_WATCHDOG_MODEL_LAST);
size_t i = 0;
for (i = 0; i < def->nwatchdogs; i++) {
if (def->watchdogs[i]->model == VIR_DOMAIN_WATCHDOG_MODEL_I6300ESB)
continue;
if (def->watchdogs[i]->model == VIR_DOMAIN_WATCHDOG_MODEL_ITCO) {
if (found_itco) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
_("Multiple iTCO watchdogs are not supported"));
return -1;
}
found_itco = true;
if (virBitmapIsBitSet(watchdogs, def->watchdogs[i]->model)) {
virReportError(VIR_ERR_CONFIG_UNSUPPORTED,
_("domain can only have one watchdog with model '%1$s'"),
virDomainWatchdogModelTypeToString(def->watchdogs[i]->model));
return -1;
}
if (virBitmapSetBit(watchdogs, def->watchdogs[i]->model) < 0) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("Integrity error in watchdog models"));
return -1;
}
}