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qemu: monitor: Remove qemuMonitorSupportsActiveCommit

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Modern code uses QMP schema to query for active commit support.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Pavel Hrdina <phrdina@redhat.com>
Reviewed-by: Neal Gompa <ngompa13@gmail.com>
Reviewed-by: Pavel Hrdina <phrdina@redhat.com>
This commit is contained in:
Peter Krempa 2021-04-07 17:14:22 +02:00
parent 5c455694ab
commit 318fab456d
5 changed files with 0 additions and 92 deletions
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11
src/qemu/qemu_monitor.c
View File

@ -3280,17 +3280,6 @@ qemuMonitorBlockCommit(qemuMonitor *mon,
}
/* Probe whether active commits are supported by a given qemu binary. */
bool
qemuMonitorSupportsActiveCommit(qemuMonitor *mon)
{
if (!mon)
return false;
return qemuMonitorJSONSupportsActiveCommit(mon);
}
/* Determine the name that qemu is using for tracking the backing
* element TARGET within the chain starting at TOP. */
char *

1
src/qemu/qemu_monitor.h
View File

@ -1046,7 +1046,6 @@ int qemuMonitorBlockCommit(qemuMonitor *mon,
const char *backingName,
unsigned long long bandwidth)
ATTRIBUTE_NONNULL(2);
bool qemuMonitorSupportsActiveCommit(qemuMonitor *mon);
char *qemuMonitorDiskNameLookup(qemuMonitor *mon,
const char *device,
virStorageSource *top,

33
src/qemu/qemu_monitor_json.c
View File

@ -4726,39 +4726,6 @@ qemuMonitorJSONTransaction(qemuMonitor *mon, virJSONValue **actions)
return ret;
}
/* Probe if active commit is supported: pass in a bogus device and NULL top
* and base. The probe return is true if active commit is detected or false
* if not supported or on any error */
bool
qemuMonitorJSONSupportsActiveCommit(qemuMonitor *mon)
{
bool ret = false;
virJSONValue *cmd;
virJSONValue *reply = NULL;
if (!(cmd = qemuMonitorJSONMakeCommand("block-commit", "s:device",
"bogus", NULL)))
return false;
if (qemuMonitorJSONCommand(mon, cmd, &reply) < 0)
goto cleanup;
if (qemuMonitorJSONHasError(reply, "DeviceNotFound")) {
VIR_DEBUG("block-commit supports active commit");
ret = true;
goto cleanup;
}
/* This is a false negative for qemu 2.0; but probably not
* worth the additional complexity to worry about it */
VIR_DEBUG("block-commit requires 'top' parameter, "
"assuming it lacks active commit");
cleanup:
virJSONValueFree(cmd);
virJSONValueFree(reply);
return ret;
}
/* speed is in bytes/sec. Returns 0 on success, -1 with error message
* emitted on failure. */

3
src/qemu/qemu_monitor_json.h
View File

@ -276,9 +276,6 @@ int qemuMonitorJSONDrivePivot(qemuMonitor *mon,
const char *jobname)
ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
bool qemuMonitorJSONSupportsActiveCommit(qemuMonitor *mon)
ATTRIBUTE_NONNULL(1);
int qemuMonitorJSONBlockCommit(qemuMonitor *mon,
const char *device,
const char *jobname,

44
tests/qemumonitorjsontest.c
View File

@ -2145,49 +2145,6 @@ testQemuMonitorJSONqemuMonitorJSONSendKeyHoldtime(const void *opaque)
return 0;
}
static int
testQemuMonitorJSONqemuMonitorSupportsActiveCommit(const void *opaque)
{
const testGenericData *data = opaque;
virDomainXMLOption *xmlopt = data->xmlopt;
const char *error1 =
"{"
" \"error\": {"
" \"class\": \"DeviceNotFound\","
" \"desc\": \"Device 'bogus' not found\""
" }"
"}";
const char *error2 =
"{"
" \"error\": {"
" \"class\": \"GenericError\","
" \"desc\": \"Parameter 'top' is missing\""
" }"
"}";
g_autoptr(qemuMonitorTest) test = NULL;
if (!(test = qemuMonitorTestNewSchema(xmlopt, data->schema)))
return -1;
if (qemuMonitorTestAddItemParams(test, "block-commit", error1,
"device", "\"bogus\"",
NULL, NULL) < 0)
return -1;
if (!qemuMonitorSupportsActiveCommit(qemuMonitorTestGetMonitor(test)))
return -1;
if (qemuMonitorTestAddItemParams(test, "block-commit", error2,
"device", "\"bogus\"",
NULL, NULL) < 0)
return -1;
if (qemuMonitorSupportsActiveCommit(qemuMonitorTestGetMonitor(test)))
return -1;
return 0;
}
static int
testQemuMonitorJSONqemuMonitorJSONGetDumpGuestMemoryCapability(const void *opaque)
{
@ -3136,7 +3093,6 @@ mymain(void)
DO_TEST(qemuMonitorJSONSendKey);
DO_TEST(qemuMonitorJSONGetDumpGuestMemoryCapability);
DO_TEST(qemuMonitorJSONSendKeyHoldtime);
DO_TEST(qemuMonitorSupportsActiveCommit);
DO_TEST(qemuMonitorJSONNBDServerStart);
DO_TEST_CPU_DATA("host");