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qemu: Implement VIR_DUMP_RESET

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This patch extends qemudDomainCoreDump so it supports new VIR_DUMP_RESET
flag. If this flag is set, domain is reset on successful dump. However,
this is needed to be done after we start CPUs.
This commit is contained in:
Michal Privoznik 2011-09-26 14:39:59 +02:00
parent 4dadfe59d5
commit 2050b61dec
1 changed files with 15 additions and 5 deletions
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20
src/qemu/qemu_driver.c
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@ -2923,11 +2923,13 @@ static int qemudDomainCoreDump(virDomainPtr dom,
{
struct qemud_driver *driver = dom->conn->privateData;
virDomainObjPtr vm;
qemuDomainObjPrivatePtr priv;
int resume = 0, paused = 0;
int ret = -1;
virDomainEventPtr event = NULL;
virCheckFlags(VIR_DUMP_LIVE | VIR_DUMP_CRASH | VIR_DUMP_BYPASS_CACHE, -1);
virCheckFlags(VIR_DUMP_LIVE | VIR_DUMP_CRASH |
VIR_DUMP_BYPASS_CACHE | VIR_DUMP_RESET, -1);
qemuDriverLock(driver);
vm = virDomainFindByUUID(&driver->domains, dom->uuid);
@ -2988,10 +2990,18 @@ endjob:
/* Since the monitor is always attached to a pty for libvirt, it
will support synchronous operations so we always get here after
the migration is complete. */
else if (resume && paused && virDomainObjIsActive(vm)) {
if (qemuProcessStartCPUs(driver, vm, dom->conn,
VIR_DOMAIN_RUNNING_UNPAUSED,
QEMU_ASYNC_JOB_DUMP) < 0) {
else if (((resume && paused) || (flags & VIR_DUMP_RESET)) &&
virDomainObjIsActive(vm)) {
if ((ret == 0) && (flags & VIR_DUMP_RESET)) {
priv = vm->privateData;
qemuDomainObjEnterMonitorWithDriver(driver, vm);
ret = qemuMonitorSystemReset(priv->mon);
qemuDomainObjExitMonitorWithDriver(driver, vm);
}
if (resume && qemuProcessStartCPUs(driver, vm, dom->conn,
VIR_DOMAIN_RUNNING_UNPAUSED,
QEMU_ASYNC_JOB_DUMP) < 0) {
if (virGetLastError() == NULL)
qemuReportError(VIR_ERR_OPERATION_FAILED,
"%s", _("resuming after dump failed"));