5:14 a.m.
---
src/qemu/qemu_domain.h | 10 ++++++--
src/qemu/qemu_driver.c | 65 +++++++++++++++++++++++++++++++------------------
src/qemu/qemu_process.c | 13 +++++-----
3 files changed, 56 insertions(+), 32 deletions(-)
diff --git a/src/qemu/qemu_domain.h b/src/qemu/qemu_domain.h
index f241296..aedb66b 100644
--- a/src/qemu/qemu_domain.h
+++ b/src/qemu/qemu_domain.h
@@ -170,9 +170,15 @@ struct _qemuDomainObjPrivate {
virCgroupPtr cgroup;
};
-struct qemuDomainWatchdogEvent
-{
+typedef enum {
+ QEMU_PROCESS_EVENT_WATCHDOG = 0,
+
+ QEMU_PROCESS_EVENT_LAST
+} qemuProcessEventType;
+
+struct qemuProcessEvent {
virDomainObjPtr vm;
+ qemuProcessEventType eventType;
int action;
};
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 4a76f14..16f826c 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -133,7 +133,11 @@
#define QEMU_NB_BANDWIDTH_PARAM 6
-static void processWatchdogEvent(void *data, void *opaque);
+static void processWatchdogEvent(virQEMUDriverPtr driver,
+ virDomainObjPtr vm,
+ int action);
+
+static void qemuProcessEventHandler(void *data, void *opaque);
static int qemuStateCleanup(void);
@@ -809,7 +813,7 @@ qemuStateInitialize(bool privileged,
qemuDomainManagedSaveLoad,
qemu_driver);
- qemu_driver->workerPool = virThreadPoolNew(0, 1, 0, processWatchdogEvent,
qemu_driver);
+ qemu_driver->workerPool = virThreadPoolNew(0, 1, 0, qemuProcessEventHandler,
qemu_driver);
if (!qemu_driver->workerPool)
goto error;
@@ -3441,17 +3445,12 @@ cleanup:
return ret;
}
-static void processWatchdogEvent(void *data, void *opaque)
+static void processWatchdogEvent(virQEMUDriverPtr driver, virDomainObjPtr vm, int
action)
{
int ret;
- struct qemuDomainWatchdogEvent *wdEvent = data;
- virQEMUDriverPtr driver = opaque;
- virQEMUDriverConfigPtr cfg;
-
- virObjectLock(wdEvent->vm);
- cfg = virQEMUDriverGetConfig(driver);
+ virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver);
- switch (wdEvent->action) {
+ switch (action) {
case VIR_DOMAIN_WATCHDOG_ACTION_DUMP:
{
char *dumpfile;
@@ -3459,19 +3458,19 @@ static void processWatchdogEvent(void *data, void *opaque)
if (virAsprintf(&dumpfile, "%s/%s-%u",
cfg->autoDumpPath,
- wdEvent->vm->def->name,
+ vm->def->name,
(unsigned int)time(NULL)) < 0) {
virReportOOMError();
- goto unlock;
+ goto cleanup;
}
- if (qemuDomainObjBeginAsyncJob(driver, wdEvent->vm,
- QEMU_ASYNC_JOB_DUMP) < 0) {
+ if (qemuDomainObjBeginAsyncJob(driver, vm,
+ QEMU_ASYNC_JOB_DUMP) < 0) {
VIR_FREE(dumpfile);
- goto unlock;
+ goto cleanup;
}
- if (!virDomainObjIsActive(wdEvent->vm)) {
+ if (!virDomainObjIsActive(vm)) {
virReportError(VIR_ERR_OPERATION_INVALID,
"%s", _("domain is not running"));
VIR_FREE(dumpfile);
@@ -3479,13 +3478,13 @@ static void processWatchdogEvent(void *data, void *opaque)
}
flags |= cfg->autoDumpBypassCache ? VIR_DUMP_BYPASS_CACHE: 0;
- ret = doCoreDump(driver, wdEvent->vm, dumpfile,
+ ret = doCoreDump(driver, vm, dumpfile,
getCompressionType(driver), flags);
if (ret < 0)
virReportError(VIR_ERR_OPERATION_FAILED,
"%s", _("Dump failed"));
- ret = qemuProcessStartCPUs(driver, wdEvent->vm, NULL,
+ ret = qemuProcessStartCPUs(driver, vm, NULL,
VIR_DOMAIN_RUNNING_UNPAUSED,
QEMU_ASYNC_JOB_DUMP);
@@ -3497,22 +3496,40 @@ static void processWatchdogEvent(void *data, void *opaque)
}
break;
default:
- goto unlock;
+ goto cleanup;
}
endjob:
/* Safe to ignore value since ref count was incremented in
* qemuProcessHandleWatchdog().
*/
- ignore_value(qemuDomainObjEndAsyncJob(driver, wdEvent->vm));
+ ignore_value(qemuDomainObjEndAsyncJob(driver, vm));
-unlock:
- virObjectUnlock(wdEvent->vm);
- virObjectUnref(wdEvent->vm);
- VIR_FREE(wdEvent);
+cleanup:
virObjectUnref(cfg);
}
+static void qemuProcessEventHandler(void *data, void *opaque)
+{
+ struct qemuProcessEvent *processEvent = data;
+ virDomainObjPtr vm = processEvent->vm;
+ virQEMUDriverPtr driver = opaque;
+
+ virObjectLock(vm);
+
+ switch (processEvent->eventType) {
+ case QEMU_PROCESS_EVENT_WATCHDOG:
+ processWatchdogEvent(driver, vm, processEvent->action);
+ break;
+ default:
+ break;
+ }
+
+ if (virObjectUnref(vm))
+ virObjectUnlock(vm);
+ VIR_FREE(processEvent);
+}
+
static int qemuDomainHotplugVcpus(virQEMUDriverPtr driver,
virDomainObjPtr vm,
unsigned int nvcpus)
diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c
index d4fd4fb..7a1535e 100644
--- a/src/qemu/qemu_process.c
+++ b/src/qemu/qemu_process.c
@@ -848,18 +848,19 @@ qemuProcessHandleWatchdog(qemuMonitorPtr mon ATTRIBUTE_UNUSED,
}
if (vm->def->watchdog->action == VIR_DOMAIN_WATCHDOG_ACTION_DUMP) {
- struct qemuDomainWatchdogEvent *wdEvent;
- if (VIR_ALLOC(wdEvent) == 0) {
- wdEvent->action = VIR_DOMAIN_WATCHDOG_ACTION_DUMP;
- wdEvent->vm = vm;
+ struct qemuProcessEvent *processEvent;
+ if (VIR_ALLOC(processEvent) == 0) {
+ processEvent->eventType = QEMU_PROCESS_EVENT_WATCHDOG;
+ processEvent->action = VIR_DOMAIN_WATCHDOG_ACTION_DUMP;
+ processEvent->vm = vm;
/* Hold an extra reference because we can't allow 'vm' to be
* deleted before handling watchdog event is finished.
*/
virObjectRef(vm);
- if (virThreadPoolSendJob(driver->workerPool, 0, wdEvent) < 0) {
+ if (virThreadPoolSendJob(driver->workerPool, 0, processEvent) < 0) {
if (!virObjectUnref(vm))
vm = NULL;
- VIR_FREE(wdEvent);
+ VIR_FREE(processEvent);
}
} else {
virReportOOMError();
--
1.8.1.4