12:01 a.m.
---
src/qemu/qemu_driver.c | 42 ++++++++++++++++++++++++++++++++++++++++++
src/qemu/qemu_monitor.c | 14 ++++++++++++++
src/qemu/qemu_monitor.h | 2 ++
src/qemu/qemu_monitor_json.c | 29 +++++++++++++++++++++++++++++
src/qemu/qemu_monitor_json.h | 1 +
src/qemu/qemu_monitor_text.c | 20 ++++++++++++++++++++
src/qemu/qemu_monitor_text.h | 1 +
7 files changed, 109 insertions(+), 0 deletions(-)
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index c3ec07e..274d605 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -1701,6 +1701,48 @@ static int qemudDomainSetMaxMemory(virDomainPtr dom, unsigned long
memory)
return qemudDomainSetMemoryFlags(dom, memory, VIR_DOMAIN_MEM_MAXIMUM);
}
+static int qemuDomainInjectNMI(virDomainPtr domain, unsigned int flags)
+{
+ struct qemud_driver *driver = domain->conn->privateData;
+ virDomainObjPtr vm = NULL;
+ int ret = -1;
+ qemuDomainObjPrivatePtr priv;
+
+ qemuDriverLock(driver);
+ vm = virDomainFindByUUID(&driver->domains, domain->uuid);
+ if (!vm) {
+ char uuidstr[VIR_UUID_STRING_BUFLEN];
+ virUUIDFormat(domain->uuid, uuidstr);
+ qemuReportError(VIR_ERR_NO_DOMAIN,
+ _("no domain with matching uuid '%s'"),
uuidstr);
+ goto cleanup;
+ }
+
+ if (!virDomainObjIsActive(vm)) {
+ qemuReportError(VIR_ERR_OPERATION_INVALID,
+ "%s", _("domain is not running"));
+ goto cleanup;
+ }
+
+ priv = vm->privateData;
+
+ if (qemuDomainObjBeginJobWithDriver(driver, vm) < 0)
+ goto cleanup;
+ qemuDomainObjEnterMonitorWithDriver(driver, vm);
+ ret = qemuMonitorInjectNMI(priv->mon, flags);
+ qemuDomainObjExitMonitorWithDriver(driver, vm);
+ if (qemuDomainObjEndJob(vm) == 0) {
+ vm = NULL;
+ goto cleanup;
+ }
+
+cleanup:
+ if (vm)
+ virDomainObjUnlock(vm);
+ qemuDriverUnlock(driver);
+ return ret;
+}
+
static int qemudDomainGetInfo(virDomainPtr dom,
virDomainInfoPtr info)
{
diff --git a/src/qemu/qemu_monitor.c b/src/qemu/qemu_monitor.c
index 2d28f8d..de48156 100644
--- a/src/qemu/qemu_monitor.c
+++ b/src/qemu/qemu_monitor.c
@@ -2228,3 +2228,17 @@ int qemuMonitorArbitraryCommand(qemuMonitorPtr mon,
ret = qemuMonitorTextArbitraryCommand(mon, cmd, reply);
return ret;
}
+
+
+int qemuMonitorInjectNMI(qemuMonitorPtr mon, unsigned int flags)
+{
+ int ret;
+
+ VIR_DEBUG("mon=%p, flags=%u", mon, flags);
+
+ if (mon->json)
+ ret = qemuMonitorJSONInjectNMI(mon, flags);
+ else
+ ret = qemuMonitorTextInjectNMI(mon, flags);
+ return ret;
+}
diff --git a/src/qemu/qemu_monitor.h b/src/qemu/qemu_monitor.h
index c90219b..7acec43 100644
--- a/src/qemu/qemu_monitor.h
+++ b/src/qemu/qemu_monitor.h
@@ -423,6 +423,8 @@ int qemuMonitorArbitraryCommand(qemuMonitorPtr mon,
char **reply,
bool hmp);
+int qemuMonitorInjectNMI(qemuMonitorPtr mon, unsigned int flags);
+
/**
* When running two dd process and using <> redirection, we need a
* shell that will not truncate files. These two strings serve that
diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c
index 20a78e1..e980db2 100644
--- a/src/qemu/qemu_monitor_json.c
+++ b/src/qemu/qemu_monitor_json.c
@@ -2513,3 +2513,32 @@ cleanup:
return ret;
}
+
+int qemuMonitorJSONInjectNMI(qemuMonitorPtr mon, unsigned int flags ATTRIBUTE_UNUSED)
+{
+ int ret;
+ virJSONValuePtr cmd;
+ virJSONValuePtr reply = NULL;
+
+ /*
+ * FIXME: qmp nmi is not supported until qemu-0.16.0,
+ * use human-monitor-command instead temporary.
+ *
+ * FIXME: qemu's nmi command just injects NMI to a specified CPU,
+ * use "nmi 0" instead temporary.
+ */
+ cmd = qemuMonitorJSONMakeCommand("human-monitor-command",
+ "s:command-line", "nmi 0",
+ NULL);
+ if (!cmd)
+ return -1;
+
+ ret = qemuMonitorJSONCommand(mon, cmd, &reply);
+
+ if (ret == 0)
+ ret = qemuMonitorJSONCheckError(cmd, reply);
+
+ virJSONValueFree(cmd);
+ virJSONValueFree(reply);
+ return ret;
+}
diff --git a/src/qemu/qemu_monitor_json.h b/src/qemu/qemu_monitor_json.h
index 086f0e1..7488100 100644
--- a/src/qemu/qemu_monitor_json.h
+++ b/src/qemu/qemu_monitor_json.h
@@ -204,4 +204,5 @@ int qemuMonitorJSONArbitraryCommand(qemuMonitorPtr mon,
char **reply_str,
bool hmp);
+int qemuMonitorJSONInjectNMI(qemuMonitorPtr mon, unsigned int flags);
#endif /* QEMU_MONITOR_JSON_H */
diff --git a/src/qemu/qemu_monitor_text.c b/src/qemu/qemu_monitor_text.c
index 53781c8..e28f211 100644
--- a/src/qemu/qemu_monitor_text.c
+++ b/src/qemu/qemu_monitor_text.c
@@ -2628,3 +2628,23 @@ int qemuMonitorTextArbitraryCommand(qemuMonitorPtr mon, const char
*cmd,
return ret;
}
+
+int qemuMonitorTextInjectNMI(qemuMonitorPtr mon, unsigned int flags ATTRIBUTE_UNUSED)
+{
+ const char *cmd = "nmi 0";
+ char *reply = NULL;
+
+ /*
+ * FIXME: qemu's nmi command just injects NMI to a specified CPU,
+ * use "nmi 0" instead temporary.
+ */
+ if (!qemuMonitorTextArbitraryCommand(mon, cmd, &reply)) {
+ qemuReportError(VIR_ERR_OPERATION_FAILED,
+ _("failed to inject NMI using command '%s'"),
+ cmd);
+ return -1;
+ }
+
+ VIR_FREE(reply);
+ return 0;
+}
diff --git a/src/qemu/qemu_monitor_text.h b/src/qemu/qemu_monitor_text.h
index 0838a2b..0f6afb9 100644
--- a/src/qemu/qemu_monitor_text.h
+++ b/src/qemu/qemu_monitor_text.h
@@ -198,4 +198,5 @@ int qemuMonitorTextDeleteSnapshot(qemuMonitorPtr mon, const char
*name);
int qemuMonitorTextArbitraryCommand(qemuMonitorPtr mon, const char *cmd,
char **reply);
+int qemuMonitorTextInjectNMI(qemuMonitorPtr mon, unsigned int flags);
#endif /* QEMU_MONITOR_TEXT_H */
--
1.7.4