Merge remote branch 'luiz/queue/qmp' into qmpq

* luiz/queue/qmp:
  migration: qmp_migrate(): keep working after syntax error
  qerror: Remove assert_no_error()
  qemu-option: Remove qemu_opts_create_nofail
  target-i386: Remove assert_no_error usage
  hw: Remove assert_no_error usages
  qdev: Delete dead code
  error: Add error_abort
  monitor: add object-add (QMP) and object_add (HMP) command
  monitor: add object-del (QMP) and object_del (HMP) command
  qom: catch errors in object_property_add_child
  qom: fix leak for objects created with -object
  rng: initialize file descriptor to -1
  qemu-monitor: HMP cpu-add wrapper
  vl: add missing transition debug->finish_migrate

Message-Id: 1389045795-18706-1-git-send-email-lcapitulino@redhat.com
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
This commit is contained in:
Edgar E. Iglesias 2014-01-14 12:09:59 +10:00
commit 133fe77437
45 changed files with 405 additions and 155 deletions

View File

@ -123,15 +123,15 @@ static void rng_random_init(Object *obj)
NULL);
s->filename = g_strdup("/dev/random");
s->fd = -1;
}
static void rng_random_finalize(Object *obj)
{
RndRandom *s = RNG_RANDOM(obj);
qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
if (s->fd != -1) {
qemu_set_fd_handler(s->fd, NULL, NULL, NULL);
qemu_close(s->fd);
}

View File

@ -359,7 +359,7 @@ static int blkdebug_open(BlockDriverState *bs, QDict *options, int flags,
const char *filename, *config;
int ret;
opts = qemu_opts_create_nofail(&runtime_opts);
opts = qemu_opts_create(&runtime_opts, NULL, 0, &error_abort);
qemu_opts_absorb_qdict(opts, options, &local_err);
if (error_is_set(&local_err)) {
error_propagate(errp, local_err);

View File

@ -125,7 +125,7 @@ static int blkverify_open(BlockDriverState *bs, QDict *options, int flags,
const char *filename, *raw;
int ret;
opts = qemu_opts_create_nofail(&runtime_opts);
opts = qemu_opts_create(&runtime_opts, NULL, 0, &error_abort);
qemu_opts_absorb_qdict(opts, options, &local_err);
if (error_is_set(&local_err)) {
error_propagate(errp, local_err);

View File

@ -413,7 +413,7 @@ static int curl_open(BlockDriverState *bs, QDict *options, int flags,
return -EROFS;
}
opts = qemu_opts_create_nofail(&runtime_opts);
opts = qemu_opts_create(&runtime_opts, NULL, 0, &error_abort);
qemu_opts_absorb_qdict(opts, options, &local_err);
if (error_is_set(&local_err)) {
qerror_report_err(local_err);

View File

@ -298,7 +298,7 @@ static int qemu_gluster_open(BlockDriverState *bs, QDict *options,
Error *local_err = NULL;
const char *filename;
opts = qemu_opts_create_nofail(&runtime_opts);
opts = qemu_opts_create(&runtime_opts, NULL, 0, &error_abort);
qemu_opts_absorb_qdict(opts, options, &local_err);
if (error_is_set(&local_err)) {
qerror_report_err(local_err);

View File

@ -1121,7 +1121,7 @@ static int iscsi_open(BlockDriverState *bs, QDict *options, int flags,
return -EINVAL;
}
opts = qemu_opts_create_nofail(&runtime_opts);
opts = qemu_opts_create(&runtime_opts, NULL, 0, &error_abort);
qemu_opts_absorb_qdict(opts, options, &local_err);
if (error_is_set(&local_err)) {
qerror_report_err(local_err);

View File

@ -205,7 +205,8 @@ static int nbd_config(BDRVNBDState *s, QDict *options, char **export)
return -EINVAL;
}
s->socket_opts = qemu_opts_create_nofail(&socket_optslist);
s->socket_opts = qemu_opts_create(&socket_optslist, NULL, 0,
&error_abort);
qemu_opts_absorb_qdict(s->socket_opts, options, &local_err);
if (error_is_set(&local_err)) {

View File

@ -669,7 +669,7 @@ static int qcow2_open(BlockDriverState *bs, QDict *options, int flags,
}
/* Enable lazy_refcounts according to image and command line options */
opts = qemu_opts_create_nofail(&qcow2_runtime_opts);
opts = qemu_opts_create(&qcow2_runtime_opts, NULL, 0, &error_abort);
qemu_opts_absorb_qdict(opts, options, &local_err);
if (error_is_set(&local_err)) {
error_propagate(errp, local_err);

View File

@ -287,7 +287,7 @@ static int raw_open_common(BlockDriverState *bs, QDict *options,
int fd, ret;
struct stat st;
opts = qemu_opts_create_nofail(&raw_runtime_opts);
opts = qemu_opts_create(&raw_runtime_opts, NULL, 0, &error_abort);
qemu_opts_absorb_qdict(opts, options, &local_err);
if (error_is_set(&local_err)) {
error_propagate(errp, local_err);

View File

@ -248,7 +248,7 @@ static int raw_open(BlockDriverState *bs, QDict *options, int flags,
s->type = FTYPE_FILE;
opts = qemu_opts_create_nofail(&raw_runtime_opts);
opts = qemu_opts_create(&raw_runtime_opts, NULL, 0, &error_abort);
qemu_opts_absorb_qdict(opts, options, &local_err);
if (error_is_set(&local_err)) {
error_propagate(errp, local_err);
@ -550,7 +550,8 @@ static int hdev_open(BlockDriverState *bs, QDict *options, int flags,
Error *local_err = NULL;
const char *filename;
QemuOpts *opts = qemu_opts_create_nofail(&raw_runtime_opts);
QemuOpts *opts = qemu_opts_create(&raw_runtime_opts, NULL, 0,
&error_abort);
qemu_opts_absorb_qdict(opts, options, &local_err);
if (error_is_set(&local_err)) {
error_propagate(errp, local_err);

View File

@ -461,7 +461,7 @@ static int qemu_rbd_open(BlockDriverState *bs, QDict *options, int flags,
const char *filename;
int r;
opts = qemu_opts_create_nofail(&runtime_opts);
opts = qemu_opts_create(&runtime_opts, NULL, 0, &error_abort);
qemu_opts_absorb_qdict(opts, options, &local_err);
if (error_is_set(&local_err)) {
qerror_report_err(local_err);

View File

@ -1383,7 +1383,7 @@ static int sd_open(BlockDriverState *bs, QDict *options, int flags,
s->bs = bs;
opts = qemu_opts_create_nofail(&runtime_opts);
opts = qemu_opts_create(&runtime_opts, NULL, 0, &error_abort);
qemu_opts_absorb_qdict(opts, options, &local_err);
if (error_is_set(&local_err)) {
qerror_report_err(local_err);

View File

@ -1083,7 +1083,7 @@ DLOG(if (stderr == NULL) {
setbuf(stderr, NULL);
})
opts = qemu_opts_create_nofail(&runtime_opts);
opts = qemu_opts_create(&runtime_opts, NULL, 0, &error_abort);
qemu_opts_absorb_qdict(opts, options, &local_err);
if (error_is_set(&local_err)) {
qerror_report_err(local_err);

View File

@ -682,7 +682,8 @@ DriveInfo *drive_init(QemuOpts *all_opts, BlockInterfaceType block_default_type)
bs_opts = qdict_new();
qemu_opts_to_qdict(all_opts, bs_opts);
legacy_opts = qemu_opts_create_nofail(&qemu_legacy_drive_opts);
legacy_opts = qemu_opts_create(&qemu_legacy_drive_opts, NULL, 0,
&error_abort);
qemu_opts_absorb_qdict(legacy_opts, bs_opts, &local_err);
if (error_is_set(&local_err)) {
qerror_report_err(local_err);
@ -853,7 +854,8 @@ DriveInfo *drive_init(QemuOpts *all_opts, BlockInterfaceType block_default_type)
if (type == IF_VIRTIO) {
QemuOpts *devopts;
devopts = qemu_opts_create_nofail(qemu_find_opts("device"));
devopts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
&error_abort);
if (arch_type == QEMU_ARCH_S390X) {
qemu_opt_set(devopts, "driver", "virtio-blk-s390");
} else {

View File

@ -1241,6 +1241,34 @@ STEXI
@item netdev_del
@findex netdev_del
Remove host network device.
ETEXI
{
.name = "object_add",
.args_type = "object:O",
.params = "[qom-type=]type,id=str[,prop=value][,...]",
.help = "create QOM object",
.mhandler.cmd = hmp_object_add,
},
STEXI
@item object_add
@findex object_add
Create QOM object.
ETEXI
{
.name = "object_del",
.args_type = "id:s",
.params = "id",
.help = "destroy QOM object",
.mhandler.cmd = hmp_object_del,
},
STEXI
@item object_del
@findex object_del
Destroy QOM object.
ETEXI
#ifdef CONFIG_SLIRP
@ -1617,6 +1645,19 @@ STEXI
Executes a qemu-io command on the given block device.
ETEXI
{
.name = "cpu-add",
.args_type = "id:i",
.params = "id",
.help = "add cpu",
.mhandler.cmd = hmp_cpu_add,
},
STEXI
@item cpu-add @var{id}
Add CPU with id @var{id}
ETEXI
{

77
hmp.c
View File

@ -21,6 +21,7 @@
#include "qmp-commands.h"
#include "qemu/sockets.h"
#include "monitor/monitor.h"
#include "qapi/opts-visitor.h"
#include "ui/console.h"
#include "block/qapi.h"
#include "qemu-io.h"
@ -1354,6 +1355,63 @@ void hmp_netdev_del(Monitor *mon, const QDict *qdict)
hmp_handle_error(mon, &err);
}
void hmp_object_add(Monitor *mon, const QDict *qdict)
{
Error *err = NULL;
QemuOpts *opts;
char *type = NULL;
char *id = NULL;
void *dummy = NULL;
OptsVisitor *ov;
QDict *pdict;
opts = qemu_opts_from_qdict(qemu_find_opts("object"), qdict, &err);
if (err) {
goto out;
}
ov = opts_visitor_new(opts);
pdict = qdict_clone_shallow(qdict);
visit_start_struct(opts_get_visitor(ov), &dummy, NULL, NULL, 0, &err);
if (err) {
goto out_clean;
}
qdict_del(pdict, "qom-type");
visit_type_str(opts_get_visitor(ov), &type, "qom-type", &err);
if (err) {
goto out_clean;
}
qdict_del(pdict, "id");
visit_type_str(opts_get_visitor(ov), &id, "id", &err);
if (err) {
goto out_clean;
}
object_add(type, id, pdict, opts_get_visitor(ov), &err);
if (err) {
goto out_clean;
}
visit_end_struct(opts_get_visitor(ov), &err);
if (err) {
qmp_object_del(id, NULL);
}
out_clean:
opts_visitor_cleanup(ov);
QDECREF(pdict);
qemu_opts_del(opts);
g_free(id);
g_free(type);
g_free(dummy);
out:
hmp_handle_error(mon, &err);
}
void hmp_getfd(Monitor *mon, const QDict *qdict)
{
const char *fdname = qdict_get_str(qdict, "fdname");
@ -1525,6 +1583,16 @@ void hmp_nbd_server_stop(Monitor *mon, const QDict *qdict)
hmp_handle_error(mon, &errp);
}
void hmp_cpu_add(Monitor *mon, const QDict *qdict)
{
int cpuid;
Error *err = NULL;
cpuid = qdict_get_int(qdict, "id");
qmp_cpu_add(cpuid, &err);
hmp_handle_error(mon, &err);
}
void hmp_chardev_add(Monitor *mon, const QDict *qdict)
{
const char *args = qdict_get_str(qdict, "args");
@ -1564,3 +1632,12 @@ void hmp_qemu_io(Monitor *mon, const QDict *qdict)
hmp_handle_error(mon, &err);
}
void hmp_object_del(Monitor *mon, const QDict *qdict)
{
const char *id = qdict_get_str(qdict, "id");
Error *err = NULL;
qmp_object_del(id, &err);
hmp_handle_error(mon, &err);
}

3
hmp.h
View File

@ -89,5 +89,8 @@ void hmp_nbd_server_stop(Monitor *mon, const QDict *qdict);
void hmp_chardev_add(Monitor *mon, const QDict *qdict);
void hmp_chardev_remove(Monitor *mon, const QDict *qdict);
void hmp_qemu_io(Monitor *mon, const QDict *qdict);
void hmp_cpu_add(Monitor *mon, const QDict *qdict);
void hmp_object_add(Monitor *mon, const QDict *qdict);
void hmp_object_del(Monitor *mon, const QDict *qdict);
#endif

View File

@ -352,21 +352,17 @@ void qdev_prop_set_drive_nofail(DeviceState *dev, const char *name,
void qdev_prop_set_chr(DeviceState *dev, const char *name,
CharDriverState *value)
{
Error *errp = NULL;
assert(!value || value->label);
object_property_set_str(OBJECT(dev),
value ? value->label : "", name, &errp);
assert_no_error(errp);
value ? value->label : "", name, &error_abort);
}
void qdev_prop_set_netdev(DeviceState *dev, const char *name,
NetClientState *value)
{
Error *errp = NULL;
assert(!value || value->name);
object_property_set_str(OBJECT(dev),
value ? value->name : "", name, &errp);
assert_no_error(errp);
value ? value->name : "", name, &error_abort);
}
void qdev_set_nic_properties(DeviceState *dev, NICInfo *nd)

View File

@ -1003,73 +1003,55 @@ void qdev_prop_parse(DeviceState *dev, const char *name, const char *value,
void qdev_prop_set_bit(DeviceState *dev, const char *name, bool value)
{
Error *errp = NULL;
object_property_set_bool(OBJECT(dev), value, name, &errp);
assert_no_error(errp);
object_property_set_bool(OBJECT(dev), value, name, &error_abort);
}
void qdev_prop_set_uint8(DeviceState *dev, const char *name, uint8_t value)
{
Error *errp = NULL;
object_property_set_int(OBJECT(dev), value, name, &errp);
assert_no_error(errp);
object_property_set_int(OBJECT(dev), value, name, &error_abort);
}
void qdev_prop_set_uint16(DeviceState *dev, const char *name, uint16_t value)
{
Error *errp = NULL;
object_property_set_int(OBJECT(dev), value, name, &errp);
assert_no_error(errp);
object_property_set_int(OBJECT(dev), value, name, &error_abort);
}
void qdev_prop_set_uint32(DeviceState *dev, const char *name, uint32_t value)
{
Error *errp = NULL;
object_property_set_int(OBJECT(dev), value, name, &errp);
assert_no_error(errp);
object_property_set_int(OBJECT(dev), value, name, &error_abort);
}
void qdev_prop_set_int32(DeviceState *dev, const char *name, int32_t value)
{
Error *errp = NULL;
object_property_set_int(OBJECT(dev), value, name, &errp);
assert_no_error(errp);
object_property_set_int(OBJECT(dev), value, name, &error_abort);
}
void qdev_prop_set_uint64(DeviceState *dev, const char *name, uint64_t value)
{
Error *errp = NULL;
object_property_set_int(OBJECT(dev), value, name, &errp);
assert_no_error(errp);
object_property_set_int(OBJECT(dev), value, name, &error_abort);
}
void qdev_prop_set_string(DeviceState *dev, const char *name, const char *value)
{
Error *errp = NULL;
object_property_set_str(OBJECT(dev), value, name, &errp);
assert_no_error(errp);
object_property_set_str(OBJECT(dev), value, name, &error_abort);
}
void qdev_prop_set_macaddr(DeviceState *dev, const char *name, uint8_t *value)
{
Error *errp = NULL;
char str[2 * 6 + 5 + 1];
snprintf(str, sizeof(str), "%02x:%02x:%02x:%02x:%02x:%02x",
value[0], value[1], value[2], value[3], value[4], value[5]);
object_property_set_str(OBJECT(dev), str, name, &errp);
assert_no_error(errp);
object_property_set_str(OBJECT(dev), str, name, &error_abort);
}
void qdev_prop_set_enum(DeviceState *dev, const char *name, int value)
{
Property *prop;
Error *errp = NULL;
prop = qdev_prop_find(dev, name);
object_property_set_str(OBJECT(dev), prop->info->enum_table[value],
name, &errp);
assert_no_error(errp);
name, &error_abort);
}
void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value)
@ -1161,12 +1143,10 @@ static void set_size(Object *obj, Visitor *v, void *opaque,
static int parse_size(DeviceState *dev, Property *prop, const char *str)
{
uint64_t *ptr = qdev_get_prop_ptr(dev, prop);
Error *errp = NULL;
if (str != NULL) {
parse_option_size(prop->name, str, ptr, &errp);
parse_option_size(prop->name, str, ptr, &error_abort);
}
assert_no_error(errp);
return 0;
}

View File

@ -672,14 +672,13 @@ void qdev_property_add_static(DeviceState *dev, Property *prop,
}
if (prop->qtype == QTYPE_QBOOL) {
object_property_set_bool(obj, prop->defval, prop->name, &local_err);
object_property_set_bool(obj, prop->defval, prop->name, &error_abort);
} else if (prop->info->enum_table) {
object_property_set_str(obj, prop->info->enum_table[prop->defval],
prop->name, &local_err);
prop->name, &error_abort);
} else if (prop->qtype == QTYPE_QINT) {
object_property_set_int(obj, prop->defval, prop->name, &local_err);
object_property_set_int(obj, prop->defval, prop->name, &error_abort);
}
assert_no_error(local_err);
}
static bool device_get_realized(Object *obj, Error **err)
@ -739,7 +738,6 @@ static void device_initfn(Object *obj)
DeviceState *dev = DEVICE(obj);
ObjectClass *class;
Property *prop;
Error *err = NULL;
if (qdev_hotplug) {
dev->hotplugged = 1;
@ -755,31 +753,19 @@ static void device_initfn(Object *obj)
class = object_get_class(OBJECT(dev));
do {
for (prop = DEVICE_CLASS(class)->props; prop && prop->name; prop++) {
qdev_property_add_legacy(dev, prop, &err);
assert_no_error(err);
qdev_property_add_static(dev, prop, &err);
assert_no_error(err);
qdev_property_add_legacy(dev, prop, &error_abort);
qdev_property_add_static(dev, prop, &error_abort);
}
class = object_class_get_parent(class);
} while (class != object_class_by_name(TYPE_DEVICE));
if (err != NULL) {
qerror_report_err(err);
error_free(err);
exit(1);
}
object_property_add_link(OBJECT(dev), "parent_bus", TYPE_BUS,
(Object **)&dev->parent_bus, &err);
assert_no_error(err);
(Object **)&dev->parent_bus, &error_abort);
}
static void device_post_init(Object *obj)
{
DeviceState *dev = DEVICE(obj);
Error *err = NULL;
qdev_prop_set_globals(dev, &err);
assert_no_error(err);
qdev_prop_set_globals(DEVICE(obj), &error_abort);
}
/* Unlink device from bus and free the structure. */

View File

@ -569,26 +569,21 @@ static void xilinx_axidma_init(Object *obj)
{
XilinxAXIDMA *s = XILINX_AXI_DMA(obj);
SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
Error *errp = NULL;
object_property_add_link(obj, "axistream-connected", TYPE_STREAM_SLAVE,
(Object **) &s->tx_data_dev, &errp);
assert_no_error(errp);
(Object **)&s->tx_data_dev, &error_abort);
object_property_add_link(obj, "axistream-control-connected",
TYPE_STREAM_SLAVE,
(Object **) &s->tx_control_dev, &errp);
assert_no_error(errp);
(Object **)&s->tx_control_dev, &error_abort);
object_initialize(&s->rx_data_dev, sizeof(s->rx_data_dev),
TYPE_XILINX_AXI_DMA_DATA_STREAM);
object_initialize(&s->rx_control_dev, sizeof(s->rx_control_dev),
TYPE_XILINX_AXI_DMA_CONTROL_STREAM);
object_property_add_child(OBJECT(s), "axistream-connected-target",
(Object *)&s->rx_data_dev, &errp);
assert_no_error(errp);
(Object *)&s->rx_data_dev, &error_abort);
object_property_add_child(OBJECT(s), "axistream-control-connected-target",
(Object *)&s->rx_control_dev, &errp);
assert_no_error(errp);
(Object *)&s->rx_control_dev, &error_abort);
sysbus_init_irq(sbd, &s->streams[0].irq);
sysbus_init_irq(sbd, &s->streams[1].irq);

View File

@ -980,26 +980,21 @@ static void xilinx_enet_init(Object *obj)
{
XilinxAXIEnet *s = XILINX_AXI_ENET(obj);
SysBusDevice *sbd = SYS_BUS_DEVICE(obj);
Error *errp = NULL;
object_property_add_link(obj, "axistream-connected", TYPE_STREAM_SLAVE,
(Object **) &s->tx_data_dev, &errp);
assert_no_error(errp);
(Object **) &s->tx_data_dev, &error_abort);
object_property_add_link(obj, "axistream-control-connected",
TYPE_STREAM_SLAVE,
(Object **) &s->tx_control_dev, &errp);
assert_no_error(errp);
(Object **) &s->tx_control_dev, &error_abort);
object_initialize(&s->rx_data_dev, sizeof(s->rx_data_dev),
TYPE_XILINX_AXI_ENET_DATA_STREAM);
object_initialize(&s->rx_control_dev, sizeof(s->rx_control_dev),
TYPE_XILINX_AXI_ENET_CONTROL_STREAM);
object_property_add_child(OBJECT(s), "axistream-connected-target",
(Object *)&s->rx_data_dev, &errp);
assert_no_error(errp);
(Object *)&s->rx_data_dev, &error_abort);
object_property_add_child(OBJECT(s), "axistream-control-connected-target",
(Object *)&s->rx_control_dev, &errp);
assert_no_error(errp);
(Object *)&s->rx_control_dev, &error_abort);
sysbus_init_irq(sbd, &s->irq);

View File

@ -66,7 +66,8 @@ int select_watchdog(const char *p)
QLIST_FOREACH(model, &watchdog_list, entry) {
if (strcasecmp(model->wdt_name, p) == 0) {
/* add the device */
opts = qemu_opts_create_nofail(qemu_find_opts("device"));
opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
&error_abort);
qemu_opt_set(opts, "driver", p);
return 0;
}

View File

@ -59,16 +59,13 @@ xilinx_axiethernet_init(DeviceState *dev, NICInfo *nd, StreamSlave *ds,
StreamSlave *cs, hwaddr base, qemu_irq irq, int txmem,
int rxmem)
{
Error *errp = NULL;
qdev_set_nic_properties(dev, nd);
qdev_prop_set_uint32(dev, "rxmem", rxmem);
qdev_prop_set_uint32(dev, "txmem", txmem);
object_property_set_link(OBJECT(dev), OBJECT(ds),
"axistream-connected", &errp);
"axistream-connected", &error_abort);
object_property_set_link(OBJECT(dev), OBJECT(cs),
"axistream-control-connected", &errp);
assert_no_error(errp);
"axistream-control-connected", &error_abort);
qdev_init_nofail(dev);
sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);
sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, irq);
@ -78,14 +75,11 @@ static inline void
xilinx_axidma_init(DeviceState *dev, StreamSlave *ds, StreamSlave *cs,
hwaddr base, qemu_irq irq, qemu_irq irq2, int freqhz)
{
Error *errp = NULL;
qdev_prop_set_uint32(dev, "freqhz", freqhz);
object_property_set_link(OBJECT(dev), OBJECT(ds),
"axistream-connected", &errp);
"axistream-connected", &error_abort);
object_property_set_link(OBJECT(dev), OBJECT(cs),
"axistream-control-connected", &errp);
assert_no_error(errp);
"axistream-control-connected", &error_abort);
qdev_init_nofail(dev);
sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, base);

View File

@ -93,6 +93,9 @@ int monitor_read_password(Monitor *mon, ReadLineFunc *readline_func,
int qmp_qom_set(Monitor *mon, const QDict *qdict, QObject **ret);
int qmp_qom_get(Monitor *mon, const QDict *qdict, QObject **ret);
int qmp_object_add(Monitor *mon, const QDict *qdict, QObject **ret);
void object_add(const char *type, const char *id, const QDict *qdict,
Visitor *v, Error **errp);
AddfdInfo *monitor_fdset_add_fd(int fd, bool has_fdset_id, int64_t fdset_id,
bool has_opaque, const char *opaque,

View File

@ -95,4 +95,10 @@ void error_propagate(Error **dst_err, Error *local_err);
*/
void error_free(Error *err);
/**
* If passed to error_set and friends, abort().
*/
extern Error *error_abort;
#endif

View File

@ -29,7 +29,6 @@ typedef struct QError {
QString *qerror_human(const QError *qerror);
void qerror_report(ErrorClass err_class, const char *fmt, ...) GCC_FMT_ATTR(2, 3);
void qerror_report_err(Error *err);
void assert_no_error(Error *err);
/*
* QError class list

View File

@ -13,6 +13,7 @@
#ifndef QAPI_VISITOR_CORE_H
#define QAPI_VISITOR_CORE_H
#include "qemu/typedefs.h"
#include "qapi/qmp/qobject.h"
#include "qapi/error.h"
#include <stdlib.h>
@ -26,8 +27,6 @@ typedef struct GenericList
struct GenericList *next;
} GenericList;
typedef struct Visitor Visitor;
void visit_start_handle(Visitor *v, void **obj, const char *kind,
const char *name, Error **errp);
void visit_end_handle(Visitor *v, Error **errp);

View File

@ -136,7 +136,6 @@ int qemu_opt_foreach(QemuOpts *opts, qemu_opt_loopfunc func, void *opaque,
QemuOpts *qemu_opts_find(QemuOptsList *list, const char *id);
QemuOpts *qemu_opts_create(QemuOptsList *list, const char *id,
int fail_if_exists, Error **errp);
QemuOpts *qemu_opts_create_nofail(QemuOptsList *list);
void qemu_opts_reset(QemuOptsList *list);
void qemu_opts_loc_restore(QemuOpts *opts);
int qemu_opts_set(QemuOptsList *list, const char *id,

View File

@ -10,6 +10,8 @@ typedef struct QEMUBH QEMUBH;
typedef struct AioContext AioContext;
typedef struct Visitor Visitor;
struct Monitor;
typedef struct Monitor Monitor;
typedef struct MigrationParams MigrationParams;

View File

@ -450,6 +450,7 @@ void qmp_migrate(const char *uri, bool has_blk, bool blk,
#endif
} else {
error_set(errp, QERR_INVALID_PARAMETER_VALUE, "uri", "a valid migration protocol");
s->state = MIG_STATE_ERROR;
return;
}

View File

@ -2759,6 +2759,40 @@
##
{ 'command': 'netdev_del', 'data': {'id': 'str'} }
##
# @object-add:
#
# Create a QOM object.
#
# @qom-type: the class name for the object to be created
#
# @id: the name of the new object
#
# @props: #optional a dictionary of properties to be passed to the backend
#
# Returns: Nothing on success
# Error if @qom-type is not a valid class name
#
# Since: 2.0
##
{ 'command': 'object-add',
'data': {'qom-type': 'str', 'id': 'str', '*props': 'dict'},
'gen': 'no' }
##
# @object-del:
#
# Remove a QOM object.
#
# @id: the name of the QOM object to remove
#
# Returns: Nothing on success
# Error if @id is not a valid id for a QOM object
#
# Since: 2.0
##
{ 'command': 'object-del', 'data': {'id': 'str'} }
##
# @NetdevNoneOptions
#

View File

@ -737,7 +737,7 @@ int qemu_global_option(const char *str)
return -1;
}
opts = qemu_opts_create_nofail(&qemu_global_opts);
opts = qemu_opts_create(&qemu_global_opts, NULL, 0, &error_abort);
qemu_opt_set(opts, "driver", driver);
qemu_opt_set(opts, "property", property);
qemu_opt_set(opts, "value", str+offset+1);

View File

@ -2564,7 +2564,7 @@ static int img_resize(int argc, char **argv)
}
/* Parse size */
param = qemu_opts_create_nofail(&resize_options);
param = qemu_opts_create(&resize_options, NULL, 0, &error_abort);
if (qemu_opt_set(param, BLOCK_OPT_SIZE, size)) {
/* Error message already printed when size parsing fails */
ret = -1;

View File

@ -878,6 +878,57 @@ Example:
EQMP
{
.name = "object-add",
.args_type = "qom-type:s,id:s,props:q?",
.mhandler.cmd_new = qmp_object_add,
},
SQMP
object-add
----------
Create QOM object.
Arguments:
- "qom-type": the object's QOM type, i.e. the class name (json-string)
- "id": the object's ID, must be unique (json-string)
- "props": a dictionary of object property values (optional, json-dict)
Example:
-> { "execute": "object-add", "arguments": { "qom-type": "rng-random", "id": "rng1",
"props": { "filename": "/dev/hwrng" } } }
<- { "return": {} }
EQMP
{
.name = "object-del",
.args_type = "id:s",
.mhandler.cmd_new = qmp_marshal_input_object_del,
},
SQMP
object-del
----------
Remove QOM object.
Arguments:
- "id": the object's ID (json-string)
Example:
-> { "execute": "object-del", "arguments": { "id": "rng1" } }
<- { "return": {} }
EQMP
{
.name = "block_resize",
.args_type = "device:B,size:o",

76
qmp.c
View File

@ -24,6 +24,8 @@
#include "hw/qdev.h"
#include "sysemu/blockdev.h"
#include "qom/qom-qobject.h"
#include "qapi/qmp/qobject.h"
#include "qapi/qmp-input-visitor.h"
#include "hw/boards.h"
NameInfo *qmp_query_name(Error **errp)
@ -529,3 +531,77 @@ void qmp_add_client(const char *protocol, const char *fdname,
error_setg(errp, "protocol '%s' is invalid", protocol);
close(fd);
}
void object_add(const char *type, const char *id, const QDict *qdict,
Visitor *v, Error **errp)
{
Object *obj;
const QDictEntry *e;
Error *local_err = NULL;
if (!object_class_by_name(type)) {
error_setg(errp, "invalid class name");
return;
}
obj = object_new(type);
if (qdict) {
for (e = qdict_first(qdict); e; e = qdict_next(qdict, e)) {
object_property_set(obj, v, e->key, &local_err);
if (local_err) {
error_propagate(errp, local_err);
object_unref(obj);
return;
}
}
}
object_property_add_child(container_get(object_get_root(), "/objects"),
id, obj, errp);
object_unref(obj);
}
int qmp_object_add(Monitor *mon, const QDict *qdict, QObject **ret)
{
const char *type = qdict_get_str(qdict, "qom-type");
const char *id = qdict_get_str(qdict, "id");
QObject *props = qdict_get(qdict, "props");
const QDict *pdict = NULL;
Error *local_err = NULL;
QmpInputVisitor *qiv;
if (props) {
pdict = qobject_to_qdict(props);
if (!pdict) {
error_set(&local_err, QERR_INVALID_PARAMETER_TYPE, "props", "dict");
goto out;
}
}
qiv = qmp_input_visitor_new(props);
object_add(type, id, pdict, qmp_input_get_visitor(qiv), &local_err);
qmp_input_visitor_cleanup(qiv);
out:
if (local_err) {
qerror_report_err(local_err);
error_free(local_err);
return -1;
}
return 0;
}
void qmp_object_del(const char *id, Error **errp)
{
Object *container;
Object *obj;
container = container_get(object_get_root(), "/objects");
obj = object_resolve_path_component(container, id);
if (!obj) {
error_setg(errp, "object id not found");
return;
}
object_unparent(obj);
}

View File

@ -121,14 +121,6 @@ void qerror_report_err(Error *err)
}
}
void assert_no_error(Error *err)
{
if (err) {
qerror_report_err(err);
abort();
}
}
/**
* qobject_to_qerror(): Convert a QObject into a QError
*/

View File

@ -1004,17 +1004,22 @@ static void object_finalize_child_property(Object *obj, const char *name,
void object_property_add_child(Object *obj, const char *name,
Object *child, Error **errp)
{
Error *local_err = NULL;
gchar *type;
type = g_strdup_printf("child<%s>", object_get_typename(OBJECT(child)));
object_property_add(obj, name, type, object_get_child_property,
NULL, object_finalize_child_property, child, errp);
object_property_add(obj, name, type, object_get_child_property, NULL,
object_finalize_child_property, child, &local_err);
if (local_err) {
error_propagate(errp, local_err);
goto out;
}
object_ref(child);
g_assert(child->parent == NULL);
child->parent = obj;
out:
g_free(type);
}

View File

@ -252,18 +252,15 @@ static Property arm_cpu_reset_hivecs_property =
static void arm_cpu_post_init(Object *obj)
{
ARMCPU *cpu = ARM_CPU(obj);
Error *err = NULL;
if (arm_feature(&cpu->env, ARM_FEATURE_CBAR)) {
qdev_property_add_static(DEVICE(obj), &arm_cpu_reset_cbar_property,
&err);
assert_no_error(err);
&error_abort);
}
if (!arm_feature(&cpu->env, ARM_FEATURE_M)) {
qdev_property_add_static(DEVICE(obj), &arm_cpu_reset_hivecs_property,
&err);
assert_no_error(err);
&error_abort);
}
}

View File

@ -1637,7 +1637,6 @@ static int cpu_x86_find_by_name(X86CPU *cpu, x86_def_t *x86_cpu_def,
const char *name)
{
x86_def_t *def;
Error *err = NULL;
int i;
if (name == NULL) {
@ -1645,8 +1644,7 @@ static int cpu_x86_find_by_name(X86CPU *cpu, x86_def_t *x86_cpu_def,
}
if (kvm_enabled() && strcmp(name, "host") == 0) {
kvm_cpu_fill_host(x86_cpu_def);
object_property_set_bool(OBJECT(cpu), true, "pmu", &err);
assert_no_error(err);
object_property_set_bool(OBJECT(cpu), true, "pmu", &error_abort);
return 0;
}

View File

@ -23,6 +23,8 @@ struct Error
ErrorClass err_class;
};
Error *error_abort;
void error_set(Error **errp, ErrorClass err_class, const char *fmt, ...)
{
Error *err;
@ -41,6 +43,11 @@ void error_set(Error **errp, ErrorClass err_class, const char *fmt, ...)
va_end(ap);
err->err_class = err_class;
if (errp == &error_abort) {
error_report("%s", error_get_pretty(err));
abort();
}
*errp = err;
errno = saved_errno;
@ -72,6 +79,11 @@ void error_set_errno(Error **errp, int os_errno, ErrorClass err_class,
va_end(ap);
err->err_class = err_class;
if (errp == &error_abort) {
error_report("%s", error_get_pretty(err));
abort();
}
*errp = err;
errno = saved_errno;
@ -112,6 +124,11 @@ void error_set_win32(Error **errp, int win32_err, ErrorClass err_class,
va_end(ap);
err->err_class = err_class;
if (errp == &error_abort) {
error_report("%s", error_get_pretty(err));
abort();
}
*errp = err;
}
@ -153,7 +170,10 @@ void error_free(Error *err)
void error_propagate(Error **dst_err, Error *local_err)
{
if (dst_err && !*dst_err) {
if (local_err && dst_err == &error_abort) {
error_report("%s", error_get_pretty(local_err));
abort();
} else if (dst_err && !*dst_err) {
*dst_err = local_err;
} else if (local_err) {
error_free(local_err);

View File

@ -311,7 +311,7 @@ int qemu_config_parse(FILE *fp, QemuOptsList **lists, const char *fname)
error_free(local_err);
goto out;
}
opts = qemu_opts_create_nofail(list);
opts = qemu_opts_create(list, NULL, 0, &error_abort);
continue;
}
if (sscanf(line, " %63s = \"%1023[^\"]\"", arg, value) == 2) {

View File

@ -791,15 +791,6 @@ QemuOpts *qemu_opts_create(QemuOptsList *list, const char *id,
return opts;
}
QemuOpts *qemu_opts_create_nofail(QemuOptsList *list)
{
QemuOpts *opts;
Error *errp = NULL;
opts = qemu_opts_create(list, NULL, 0, &errp);
assert_no_error(errp);
return opts;
}
void qemu_opts_reset(QemuOptsList *list)
{
QemuOpts *opts, *next_opts;

View File

@ -578,7 +578,7 @@ int inet_listen(const char *str, char *ostr, int olen,
addr = inet_parse(str, errp);
if (addr != NULL) {
opts = qemu_opts_create_nofail(&socket_optslist);
opts = qemu_opts_create(&socket_optslist, NULL, 0, &error_abort);
inet_addr_to_opts(opts, addr);
qapi_free_InetSocketAddress(addr);
sock = inet_listen_opts(opts, port_offset, errp);
@ -617,7 +617,7 @@ int inet_connect(const char *str, Error **errp)
addr = inet_parse(str, errp);
if (addr != NULL) {
opts = qemu_opts_create_nofail(&socket_optslist);
opts = qemu_opts_create(&socket_optslist, NULL, 0, &error_abort);
inet_addr_to_opts(opts, addr);
qapi_free_InetSocketAddress(addr);
sock = inet_connect_opts(opts, errp, NULL, NULL);
@ -651,7 +651,7 @@ int inet_nonblocking_connect(const char *str,
addr = inet_parse(str, errp);
if (addr != NULL) {
opts = qemu_opts_create_nofail(&socket_optslist);
opts = qemu_opts_create(&socket_optslist, NULL, 0, &error_abort);
inet_addr_to_opts(opts, addr);
qapi_free_InetSocketAddress(addr);
sock = inet_connect_opts(opts, errp, callback, opaque);
@ -794,7 +794,7 @@ int unix_listen(const char *str, char *ostr, int olen, Error **errp)
char *path, *optstr;
int sock, len;
opts = qemu_opts_create_nofail(&socket_optslist);
opts = qemu_opts_create(&socket_optslist, NULL, 0, &error_abort);
optstr = strchr(str, ',');
if (optstr) {
@ -822,7 +822,7 @@ int unix_connect(const char *path, Error **errp)
QemuOpts *opts;
int sock;
opts = qemu_opts_create_nofail(&socket_optslist);
opts = qemu_opts_create(&socket_optslist, NULL, 0, &error_abort);
qemu_opt_set(opts, "path", path);
sock = unix_connect_opts(opts, errp, NULL, NULL);
qemu_opts_del(opts);
@ -839,7 +839,7 @@ int unix_nonblocking_connect(const char *path,
g_assert(callback != NULL);
opts = qemu_opts_create_nofail(&socket_optslist);
opts = qemu_opts_create(&socket_optslist, NULL, 0, &error_abort);
qemu_opt_set(opts, "path", path);
sock = unix_connect_opts(opts, errp, callback, opaque);
qemu_opts_del(opts);
@ -889,7 +889,7 @@ int socket_connect(SocketAddress *addr, Error **errp,
QemuOpts *opts;
int fd;
opts = qemu_opts_create_nofail(&socket_optslist);
opts = qemu_opts_create(&socket_optslist, NULL, 0, &error_abort);
switch (addr->kind) {
case SOCKET_ADDRESS_KIND_INET:
inet_addr_to_opts(opts, addr->inet);
@ -921,7 +921,7 @@ int socket_listen(SocketAddress *addr, Error **errp)
QemuOpts *opts;
int fd;
opts = qemu_opts_create_nofail(&socket_optslist);
opts = qemu_opts_create(&socket_optslist, NULL, 0, &error_abort);
switch (addr->kind) {
case SOCKET_ADDRESS_KIND_INET:
inet_addr_to_opts(opts, addr->inet);
@ -949,7 +949,7 @@ int socket_dgram(SocketAddress *remote, SocketAddress *local, Error **errp)
QemuOpts *opts;
int fd;
opts = qemu_opts_create_nofail(&socket_optslist);
opts = qemu_opts_create(&socket_optslist, NULL, 0, &error_abort);
switch (remote->kind) {
case SOCKET_ADDRESS_KIND_INET:
qemu_opt_set(opts, "host", remote->inet->host);

19
vl.c
View File

@ -545,7 +545,7 @@ QemuOpts *qemu_get_machine_opts(void)
assert(list);
opts = qemu_opts_find(list, NULL);
if (!opts) {
opts = qemu_opts_create_nofail(list);
opts = qemu_opts_create(list, NULL, 0, &error_abort);
}
return opts;
}
@ -591,6 +591,7 @@ typedef struct {
static const RunStateTransition runstate_transitions_def[] = {
/* from -> to */
{ RUN_STATE_DEBUG, RUN_STATE_RUNNING },
{ RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
{ RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
{ RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
@ -2254,7 +2255,8 @@ static int balloon_parse(const char *arg)
return -1;
} else {
/* create empty opts */
opts = qemu_opts_create_nofail(qemu_find_opts("device"));
opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
&error_abort);
}
qemu_opt_set(opts, "driver", "virtio-balloon");
return 0;
@ -2514,14 +2516,14 @@ static int virtcon_parse(const char *devname)
exit(1);
}
bus_opts = qemu_opts_create_nofail(device);
bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
if (arch_type == QEMU_ARCH_S390X) {
qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
} else {
qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
}
dev_opts = qemu_opts_create_nofail(device);
dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
qemu_opt_set(dev_opts, "driver", "virtconsole");
snprintf(label, sizeof(label), "virtcon%d", index);
@ -2809,12 +2811,13 @@ static int object_create(QemuOpts *opts, void *opaque)
obj = object_new(type);
if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
object_unref(obj);
return -1;
}
object_property_add_child(container_get(object_get_root(), "/objects"),
id, obj, NULL);
object_unref(obj);
return 0;
}
@ -3380,7 +3383,8 @@ int main(int argc, char **argv, char **envp)
qemu_opt_set_bool(fsdev, "readonly",
qemu_opt_get_bool(opts, "readonly", 0));
device = qemu_opts_create_nofail(qemu_find_opts("device"));
device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
&error_abort);
qemu_opt_set(device, "driver", "virtio-9p-pci");
qemu_opt_set(device, "fsdev",
qemu_opt_get(opts, "mount_tag"));
@ -3400,7 +3404,8 @@ int main(int argc, char **argv, char **envp)
}
qemu_opt_set(fsdev, "fsdriver", "synth");
device = qemu_opts_create_nofail(qemu_find_opts("device"));
device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
&error_abort);
qemu_opt_set(device, "driver", "virtio-9p-pci");
qemu_opt_set(device, "fsdev", "v_synth");
qemu_opt_set(device, "mount_tag", "v_synth");