9:22 a.m.
The 'device' field reported by 'query-block' is empty when -blockdev is
used. Add an argument which will allow matching disk by using the qdev
id so we can use this code with -blockdev.
Signed-off-by: Peter Krempa <pkrempa(a)redhat.com>
---
src/qemu/qemu_driver.c | 2 +-
src/qemu/qemu_monitor.c | 8 +++++---
src/qemu/qemu_monitor.h | 3 ++-
src/qemu/qemu_monitor_json.c | 21 ++++++++++++++-------
src/qemu/qemu_monitor_json.h | 3 ++-
tests/qemumonitorjsontest.c | 2 +-
6 files changed, 25 insertions(+), 14 deletions(-)
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 99fd3bebf5..15ec4931eb 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -18617,7 +18617,7 @@ qemuDomainGetBlockIoTune(virDomainPtr dom,
if (!(device = qemuAliasDiskDriveFromDisk(disk)))
goto endjob;
qemuDomainObjEnterMonitor(driver, vm);
- ret = qemuMonitorGetBlockIoThrottle(priv->mon, device, &reply);
+ ret = qemuMonitorGetBlockIoThrottle(priv->mon, device, NULL, &reply);
if (qemuDomainObjExitMonitor(driver, vm) < 0)
goto endjob;
if (ret < 0)
diff --git a/src/qemu/qemu_monitor.c b/src/qemu/qemu_monitor.c
index 2902c3b246..758942ffcb 100644
--- a/src/qemu/qemu_monitor.c
+++ b/src/qemu/qemu_monitor.c
@@ -3465,14 +3465,16 @@ qemuMonitorSetBlockIoThrottle(qemuMonitorPtr mon,
int
qemuMonitorGetBlockIoThrottle(qemuMonitorPtr mon,
- const char *device,
+ const char *drivealias,
+ const char *qdevid,
virDomainBlockIoTuneInfoPtr reply)
{
- VIR_DEBUG("device=%p, reply=%p", device, reply);
+ VIR_DEBUG("drivealias=%s, qdevid=%s, reply=%p",
+ NULLSTR(drivealias), NULLSTR(qdevid), reply);
QEMU_CHECK_MONITOR(mon);
- return qemuMonitorJSONGetBlockIoThrottle(mon, device, reply);
+ return qemuMonitorJSONGetBlockIoThrottle(mon, drivealias, qdevid, reply);
}
diff --git a/src/qemu/qemu_monitor.h b/src/qemu/qemu_monitor.h
index 16fc75819f..60418422e9 100644
--- a/src/qemu/qemu_monitor.h
+++ b/src/qemu/qemu_monitor.h
@@ -940,7 +940,8 @@ int qemuMonitorSetBlockIoThrottle(qemuMonitorPtr mon,
bool supportMaxLengthOptions);
int qemuMonitorGetBlockIoThrottle(qemuMonitorPtr mon,
- const char *device,
+ const char *drivealias,
+ const char *qdevid,
virDomainBlockIoTuneInfoPtr reply);
int qemuMonitorSystemWakeup(qemuMonitorPtr mon);
diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c
index 3a1dfb8563..e43447dc53 100644
--- a/src/qemu/qemu_monitor_json.c
+++ b/src/qemu/qemu_monitor_json.c
@@ -4818,7 +4818,8 @@ int qemuMonitorJSONOpenGraphics(qemuMonitorPtr mon,
}
static int
qemuMonitorJSONBlockIoThrottleInfo(virJSONValuePtr io_throttle,
- const char *device,
+ const char *drivealias,
+ const char *qdevid,
virDomainBlockIoTuneInfoPtr reply)
{
int ret = -1;
@@ -4828,7 +4829,8 @@ qemuMonitorJSONBlockIoThrottleInfo(virJSONValuePtr io_throttle,
for (i = 0; i < virJSONValueArraySize(io_throttle); i++) {
virJSONValuePtr temp_dev = virJSONValueArrayGet(io_throttle, i);
virJSONValuePtr inserted;
- const char *current_dev;
+ const char *current_drive;
+ const char *current_qdev;
if (!temp_dev || virJSONValueGetType(temp_dev) != VIR_JSON_TYPE_OBJECT) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
@@ -4837,14 +4839,18 @@ qemuMonitorJSONBlockIoThrottleInfo(virJSONValuePtr io_throttle,
goto cleanup;
}
- if (!(current_dev = virJSONValueObjectGetString(temp_dev, "device")))
{
+ current_qdev = virJSONValueObjectGetString(temp_dev, "qdev");
+ current_drive = virJSONValueObjectGetString(temp_dev, "device");
+
+ if (!current_drive && !current_qdev) {
virReportError(VIR_ERR_INTERNAL_ERROR, "%s",
_("block_io_throttle device entry "
"was not in expected format"));
goto cleanup;
}
- if (STRNEQ(current_dev, device))
+ if ((drivealias && STRNEQ(current_drive, drivealias)) ||
+ (qdevid && STRNEQ(current_qdev, qdevid)))
continue;
found = true;
@@ -4885,7 +4891,7 @@ qemuMonitorJSONBlockIoThrottleInfo(virJSONValuePtr io_throttle,
if (!found) {
virReportError(VIR_ERR_INTERNAL_ERROR,
_("cannot find throttling info for device
'%s'"),
- device);
+ drivealias ? drivealias : qdevid);
goto cleanup;
}
ret = 0;
@@ -4996,7 +5002,8 @@ int qemuMonitorJSONSetBlockIoThrottle(qemuMonitorPtr mon,
}
int qemuMonitorJSONGetBlockIoThrottle(qemuMonitorPtr mon,
- const char *device,
+ const char *drivealias,
+ const char *qdevid,
virDomainBlockIoTuneInfoPtr reply)
{
int ret = -1;
@@ -5005,7 +5012,7 @@ int qemuMonitorJSONGetBlockIoThrottle(qemuMonitorPtr mon,
if (!(devices = qemuMonitorJSONQueryBlock(mon)))
return -1;
- ret = qemuMonitorJSONBlockIoThrottleInfo(devices, device, reply);
+ ret = qemuMonitorJSONBlockIoThrottleInfo(devices, drivealias, qdevid, reply);
virJSONValueFree(devices);
return ret;
}
diff --git a/src/qemu/qemu_monitor_json.h b/src/qemu/qemu_monitor_json.h
index 47635f14b1..4d75e04183 100644
--- a/src/qemu/qemu_monitor_json.h
+++ b/src/qemu/qemu_monitor_json.h
@@ -335,7 +335,8 @@ int qemuMonitorJSONSetBlockIoThrottle(qemuMonitorPtr mon,
bool supportMaxLengthOptions);
int qemuMonitorJSONGetBlockIoThrottle(qemuMonitorPtr mon,
- const char *device,
+ const char *drivealias,
+ const char *qdevid,
virDomainBlockIoTuneInfoPtr reply);
int qemuMonitorJSONSystemWakeup(qemuMonitorPtr mon);
diff --git a/tests/qemumonitorjsontest.c b/tests/qemumonitorjsontest.c
index 01e35cee04..fd54031e40 100644
--- a/tests/qemumonitorjsontest.c
+++ b/tests/qemumonitorjsontest.c
@@ -2139,7 +2139,7 @@ testQemuMonitorJSONqemuMonitorJSONSetBlockIoThrottle(const void
*data)
goto cleanup;
if (qemuMonitorJSONGetBlockIoThrottle(qemuMonitorTestGetMonitor(test),
- "drive-virtio-disk0", &info) <
0)
+ "drive-virtio-disk0", NULL,
&info) < 0)
goto cleanup;
if (testValidateGetBlockIoThrottle(&info, &expectedInfo) < 0)
--
2.16.2