Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2020-12-19' into staging

QAPI patches patches for 2020-12-19

# gpg: Signature made Sat 19 Dec 2020 09:40:05 GMT
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [full]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [full]
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-qapi-2020-12-19: (33 commits)
  qobject: Make QString immutable
  block: Use GString instead of QString to build filenames
  keyval: Use GString to accumulate value strings
  json: Use GString instead of QString to accumulate strings
  migration: Replace migration's JSON writer by the general one
  qobject: Factor JSON writer out of qobject_to_json()
  qobject: Factor quoted_str() out of to_json()
  qobject: Drop qstring_get_try_str()
  qobject: Drop qobject_get_try_str()
  Revert "qobject: let object_property_get_str() use new API"
  block: Avoid qobject_get_try_str()
  qmp: Fix tracing of non-string command IDs
  qobject: Move internals to qobject-internal.h
  hw/rdma: Replace QList by GQueue
  Revert "qstring: add qstring_free()"
  qobject: Change qobject_to_json()'s value to GString
  qobject: Use GString instead of QString to accumulate JSON
  qobject: Make qobject_to_json_pretty() take a pretty argument
  monitor: Use GString instead of QString for output buffer
  hmp: Simplify how qmp_human_monitor_command() gets output
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

22 files changed, 73 insertions, 99 deletions

diff --git a/hw/core/machine-qmp-cmds.c b/hw/core/machine-qmp-cmds.c
index 87f14140a3..affffe0c4a 100644
--- a/hw/core/machine-qmp-cmds.c
+++ b/hw/core/machine-qmp-cmds.c
@@ -215,7 +215,6 @@ MachineInfoList *qmp_query_machines(Error **errp)
 
     for (el = machines; el; el = el->next) {
         MachineClass *mc = el->data;
-        MachineInfoList *entry;
         MachineInfo *info;
 
         info = g_malloc0(sizeof(*info));
@@ -243,10 +242,7 @@ MachineInfoList *qmp_query_machines(Error **errp)
             info->has_default_ram_id = true;
         }
 
-        entry = g_malloc0(sizeof(*entry));
-        entry->value = info;
-        entry->next = mach_list;
-        mach_list = entry;
+        QAPI_LIST_PREPEND(mach_list, info);
     }
 
     g_slist_free(machines);
diff --git a/hw/core/machine.c b/hw/core/machine.c
index 05dcaf09c9..de3b8f1b31 100644
--- a/hw/core/machine.c
+++ b/hw/core/machine.c
@@ -504,11 +504,7 @@ static void machine_set_nvdimm_persistence(Object *obj, const char *value,
 
 void machine_class_allow_dynamic_sysbus_dev(MachineClass *mc, const char *type)
 {
-    strList *item = g_new0(strList, 1);
-
-    item->value = g_strdup(type);
-    item->next = mc->allowed_dynamic_sysbus_devices;
-    mc->allowed_dynamic_sysbus_devices = item;
+    QAPI_LIST_PREPEND(mc->allowed_dynamic_sysbus_devices, g_strdup(type));
 }
 
 static void validate_sysbus_device(SysBusDevice *sbdev, void *opaque)
@@ -569,7 +565,6 @@ HotpluggableCPUList *machine_query_hotpluggable_cpus(MachineState *machine)
 
     for (i = 0; i < machine->possible_cpus->len; i++) {
         Object *cpu;
-        HotpluggableCPUList *list_item = g_new0(typeof(*list_item), 1);
         HotpluggableCPU *cpu_item = g_new0(typeof(*cpu_item), 1);
 
         cpu_item->type = g_strdup(machine->possible_cpus->cpus[i].type);
@@ -582,9 +577,7 @@ HotpluggableCPUList *machine_query_hotpluggable_cpus(MachineState *machine)
             cpu_item->has_qom_path = true;
             cpu_item->qom_path = object_get_canonical_path(cpu);
         }
-        list_item->value = cpu_item;
-        list_item->next = head;
-        head = list_item;
+        QAPI_LIST_PREPEND(head, cpu_item);
     }
     return head;
 }
diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c
index f3b71fa9c7..0e833a462b 100644
--- a/hw/display/virtio-gpu.c
+++ b/hw/display/virtio-gpu.c
@@ -970,7 +970,7 @@ static const VMStateDescription vmstate_virtio_gpu_scanouts = {
 };
 
 static int virtio_gpu_save(QEMUFile *f, void *opaque, size_t size,
-                           const VMStateField *field, QJSON *vmdesc)
+                           const VMStateField *field, JSONWriter *vmdesc)
 {
     VirtIOGPU *g = opaque;
     struct virtio_gpu_simple_resource *res;
diff --git a/hw/intc/s390_flic_kvm.c b/hw/intc/s390_flic_kvm.c
index 35d91afa55..b3fb9f8395 100644
--- a/hw/intc/s390_flic_kvm.c
+++ b/hw/intc/s390_flic_kvm.c
@@ -386,7 +386,7 @@ static void kvm_s390_release_adapter_routes(S390FLICState *fs,
  * reached
  */
 static int kvm_flic_save(QEMUFile *f, void *opaque, size_t size,
-                         const VMStateField *field, QJSON *vmdesc)
+                         const VMStateField *field, JSONWriter *vmdesc)
 {
     KVMS390FLICState *flic = opaque;
     int len = FLIC_SAVE_INITIAL_SIZE;
diff --git a/hw/net/rocker/rocker.c b/hw/net/rocker/rocker.c
index 1af1e6fa2f..c53a02315e 100644
--- a/hw/net/rocker/rocker.c
+++ b/hw/net/rocker/rocker.c
@@ -127,13 +127,7 @@ RockerPortList *qmp_query_rocker_ports(const char *name, Error **errp)
     }
 
     for (i = r->fp_ports - 1; i >= 0; i--) {
-        RockerPortList *info = g_malloc0(sizeof(*info));
-        info->value = g_malloc0(sizeof(*info->value));
-        struct fp_port *port = r->fp_port[i];
-
-        fp_port_get_info(port, info);
-        info->next = list;
-        list = info;
+        QAPI_LIST_PREPEND(list, fp_port_get_info(r->fp_port[i]));
     }
 
     return list;
diff --git a/hw/net/rocker/rocker_fp.c b/hw/net/rocker/rocker_fp.c
index 4aa7da79b8..cbeed65bd5 100644
--- a/hw/net/rocker/rocker_fp.c
+++ b/hw/net/rocker/rocker_fp.c
@@ -51,14 +51,17 @@ bool fp_port_get_link_up(FpPort *port)
     return !qemu_get_queue(port->nic)->link_down;
 }
 
-void fp_port_get_info(FpPort *port, RockerPortList *info)
+RockerPort *fp_port_get_info(FpPort *port)
 {
-    info->value->name = g_strdup(port->name);
-    info->value->enabled = port->enabled;
-    info->value->link_up = fp_port_get_link_up(port);
-    info->value->speed = port->speed;
-    info->value->duplex = port->duplex;
-    info->value->autoneg = port->autoneg;
+    RockerPort *value = g_malloc0(sizeof(*value));
+
+    value->name = g_strdup(port->name);
+    value->enabled = port->enabled;
+    value->link_up = fp_port_get_link_up(port);
+    value->speed = port->speed;
+    value->duplex = port->duplex;
+    value->autoneg = port->autoneg;
+    return value;
 }
 
 void fp_port_get_macaddr(FpPort *port, MACAddr *macaddr)
diff --git a/hw/net/rocker/rocker_fp.h b/hw/net/rocker/rocker_fp.h
index dbe1dd329a..7ff57aac01 100644
--- a/hw/net/rocker/rocker_fp.h
+++ b/hw/net/rocker/rocker_fp.h
@@ -28,7 +28,7 @@ int fp_port_eg(FpPort *port, const struct iovec *iov, int iovcnt);
 
 char *fp_port_get_name(FpPort *port);
 bool fp_port_get_link_up(FpPort *port);
-void fp_port_get_info(FpPort *port, RockerPortList *info);
+RockerPort *fp_port_get_info(FpPort *port);
 void fp_port_get_macaddr(FpPort *port, MACAddr *macaddr);
 void fp_port_set_macaddr(FpPort *port, MACAddr *macaddr);
 uint8_t fp_port_get_learning(FpPort *port);
diff --git a/hw/net/rocker/rocker_of_dpa.c b/hw/net/rocker/rocker_of_dpa.c
index 8e347d1ee4..b3b8c5bb6d 100644
--- a/hw/net/rocker/rocker_of_dpa.c
+++ b/hw/net/rocker/rocker_of_dpa.c
@@ -2296,7 +2296,6 @@ static void of_dpa_flow_fill(void *cookie, void *value, void *user_data)
     struct of_dpa_flow_key *key = &flow->key;
     struct of_dpa_flow_key *mask = &flow->mask;
     struct of_dpa_flow_fill_context *flow_context = user_data;
-    RockerOfDpaFlowList *new;
     RockerOfDpaFlow *nflow;
     RockerOfDpaFlowKey *nkey;
     RockerOfDpaFlowMask *nmask;
@@ -2307,8 +2306,7 @@ static void of_dpa_flow_fill(void *cookie, void *value, void *user_data)
         return;
     }
 
-    new = g_malloc0(sizeof(*new));
-    nflow = new->value = g_malloc0(sizeof(*nflow));
+    nflow = g_malloc0(sizeof(*nflow));
     nkey = nflow->key = g_malloc0(sizeof(*nkey));
     nmask = nflow->mask = g_malloc0(sizeof(*nmask));
     naction = nflow->action = g_malloc0(sizeof(*naction));
@@ -2424,8 +2422,7 @@ static void of_dpa_flow_fill(void *cookie, void *value, void *user_data)
         naction->new_vlan_id = flow->action.apply.new_vlan_id;
     }
 
-    new->next = flow_context->list;
-    flow_context->list = new;
+    QAPI_LIST_PREPEND(flow_context->list, nflow);
 }
 
 RockerOfDpaFlowList *qmp_query_rocker_of_dpa_flows(const char *name,
@@ -2469,9 +2466,7 @@ static void of_dpa_group_fill(void *key, void *value, void *user_data)
 {
     struct of_dpa_group *group = value;
     struct of_dpa_group_fill_context *flow_context = user_data;
-    RockerOfDpaGroupList *new;
     RockerOfDpaGroup *ngroup;
-    struct uint32List *id;
     int i;
 
     if (flow_context->type != 9 &&
@@ -2479,8 +2474,7 @@ static void of_dpa_group_fill(void *key, void *value, void *user_data)
         return;
     }
 
-    new = g_malloc0(sizeof(*new));
-    ngroup = new->value = g_malloc0(sizeof(*ngroup));
+    ngroup = g_malloc0(sizeof(*ngroup));
 
     ngroup->id = group->id;
 
@@ -2525,10 +2519,7 @@ static void of_dpa_group_fill(void *key, void *value, void *user_data)
         ngroup->index = ROCKER_GROUP_INDEX_GET(group->id);
         for (i = 0; i < group->l2_flood.group_count; i++) {
             ngroup->has_group_ids = true;
-            id = g_malloc0(sizeof(*id));
-            id->value = group->l2_flood.group_ids[i];
-            id->next = ngroup->group_ids;
-            ngroup->group_ids = id;
+            QAPI_LIST_PREPEND(ngroup->group_ids, group->l2_flood.group_ids[i]);
         }
         break;
     case ROCKER_OF_DPA_GROUP_TYPE_L3_UCAST:
@@ -2557,8 +2548,7 @@ static void of_dpa_group_fill(void *key, void *value, void *user_data)
         break;
     }
 
-    new->next = flow_context->list;
-    flow_context->list = new;
+    QAPI_LIST_PREPEND(flow_context->list, ngroup);
 }
 
 RockerOfDpaGroupList *qmp_query_rocker_of_dpa_groups(const char *name,
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index 044ac95f6f..8356eeec13 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -437,17 +437,14 @@ static void rxfilter_notify(NetClientState *nc)
 
 static intList *get_vlan_table(VirtIONet *n)
 {
-    intList *list, *entry;
+    intList *list;
     int i, j;
 
     list = NULL;
     for (i = 0; i < MAX_VLAN >> 5; i++) {
         for (j = 0; n->vlans[i] && j <= 0x1f; j++) {
             if (n->vlans[i] & (1U << j)) {
-                entry = g_malloc0(sizeof(*entry));
-                entry->value = (i << 5) + j;
-                entry->next = list;
-                list = entry;
+                QAPI_LIST_PREPEND(list, (i << 5) + j);
             }
         }
     }
@@ -460,7 +457,7 @@ static RxFilterInfo *virtio_net_query_rxfilter(NetClientState *nc)
     VirtIONet *n = qemu_get_nic_opaque(nc);
     VirtIODevice *vdev = VIRTIO_DEVICE(n);
     RxFilterInfo *info;
-    strList *str_list, *entry;
+    strList *str_list;
     int i;
 
     info = g_malloc0(sizeof(*info));
@@ -491,19 +488,15 @@ static RxFilterInfo *virtio_net_query_rxfilter(NetClientState *nc)
 
     str_list = NULL;
     for (i = 0; i < n->mac_table.first_multi; i++) {
-        entry = g_malloc0(sizeof(*entry));
-        entry->value = qemu_mac_strdup_printf(n->mac_table.macs + i * ETH_ALEN);
-        entry->next = str_list;
-        str_list = entry;
+        QAPI_LIST_PREPEND(str_list,
+                      qemu_mac_strdup_printf(n->mac_table.macs + i * ETH_ALEN));
     }
     info->unicast_table = str_list;
 
     str_list = NULL;
     for (i = n->mac_table.first_multi; i < n->mac_table.in_use; i++) {
-        entry = g_malloc0(sizeof(*entry));
-        entry->value = qemu_mac_strdup_printf(n->mac_table.macs + i * ETH_ALEN);
-        entry->next = str_list;
-        str_list = entry;
+        QAPI_LIST_PREPEND(str_list,
+                      qemu_mac_strdup_printf(n->mac_table.macs + i * ETH_ALEN));
     }
     info->multicast_table = str_list;
     info->vlan_table = get_vlan_table(n);
diff --git a/hw/nvram/eeprom93xx.c b/hw/nvram/eeprom93xx.c
index ca6f591c84..a1b9c78844 100644
--- a/hw/nvram/eeprom93xx.c
+++ b/hw/nvram/eeprom93xx.c
@@ -104,7 +104,7 @@ static int get_uint16_from_uint8(QEMUFile *f, void *pv, size_t size,
 }
 
 static int put_unused(QEMUFile *f, void *pv, size_t size,
-                      const VMStateField *field, QJSON *vmdesc)
+                      const VMStateField *field, JSONWriter *vmdesc)
 {
     fprintf(stderr, "uint16_from_uint8 is used only for backwards compatibility.\n");
     fprintf(stderr, "Never should be used to write a new state.\n");
diff --git a/hw/nvram/fw_cfg.c b/hw/nvram/fw_cfg.c
index 44cb274a32..9b8dcca4ea 100644
--- a/hw/nvram/fw_cfg.c
+++ b/hw/nvram/fw_cfg.c
@@ -583,7 +583,7 @@ static int get_uint32_as_uint16(QEMUFile *f, void *pv, size_t size,
 }
 
 static int put_unused(QEMUFile *f, void *pv, size_t size,
-                      const VMStateField *field, QJSON *vmdesc)
+                      const VMStateField *field, JSONWriter *vmdesc)
 {
     fprintf(stderr, "uint32_as_uint16 is only used for backward compatibility.\n");
     fprintf(stderr, "This functions shouldn't be called.\n");
diff --git a/hw/pci/msix.c b/hw/pci/msix.c
index 36491ee52b..ae9331cd0b 100644
--- a/hw/pci/msix.c
+++ b/hw/pci/msix.c
@@ -634,7 +634,7 @@ void msix_unset_vector_notifiers(PCIDevice *dev)
 }
 
 static int put_msix_state(QEMUFile *f, void *pv, size_t size,
-                          const VMStateField *field, QJSON *vmdesc)
+                          const VMStateField *field, JSONWriter *vmdesc)
 {
     msix_save(pv, f);
 
diff --git a/hw/pci/pci.c b/hw/pci/pci.c
index d4349ea577..dd589cd7c7 100644
--- a/hw/pci/pci.c
+++ b/hw/pci/pci.c
@@ -559,7 +559,7 @@ static int get_pci_config_device(QEMUFile *f, void *pv, size_t size,
 
 /* just put buffer */
 static int put_pci_config_device(QEMUFile *f, void *pv, size_t size,
-                                 const VMStateField *field, QJSON *vmdesc)
+                                 const VMStateField *field, JSONWriter *vmdesc)
 {
     const uint8_t **v = pv;
     assert(size == pci_config_size(container_of(pv, PCIDevice, config)));
@@ -597,7 +597,7 @@ static int get_pci_irq_state(QEMUFile *f, void *pv, size_t size,
 }
 
 static int put_pci_irq_state(QEMUFile *f, void *pv, size_t size,
-                             const VMStateField *field, QJSON *vmdesc)
+                             const VMStateField *field, JSONWriter *vmdesc)
 {
     int i;
     PCIDevice *s = container_of(pv, PCIDevice, irq_state);
diff --git a/hw/pci/shpc.c b/hw/pci/shpc.c
index b00dce629c..4786a44996 100644
--- a/hw/pci/shpc.c
+++ b/hw/pci/shpc.c
@@ -699,7 +699,7 @@ void shpc_cap_write_config(PCIDevice *d, uint32_t addr, uint32_t val, int l)
 }
 
 static int shpc_save(QEMUFile *f, void *pv, size_t size,
-                     const VMStateField *field, QJSON *vmdesc)
+                     const VMStateField *field, JSONWriter *vmdesc)
 {
     PCIDevice *d = container_of(pv, PCIDevice, shpc);
     qemu_put_buffer(f, d->shpc->config, SHPC_SIZEOF(d));
diff --git a/hw/rdma/rdma_backend.c b/hw/rdma/rdma_backend.c
index 5de010b1fa..6dcdfbbbe2 100644
--- a/hw/rdma/rdma_backend.c
+++ b/hw/rdma/rdma_backend.c
@@ -78,7 +78,7 @@ static void clean_recv_mads(RdmaBackendDev *backend_dev)
     unsigned long cqe_ctx_id;
 
     do {
-        cqe_ctx_id = rdma_protected_qlist_pop_int64(&backend_dev->
+        cqe_ctx_id = rdma_protected_gqueue_pop_int64(&backend_dev->
                                                     recv_mads_list);
         if (cqe_ctx_id != -ENOENT) {
             qatomic_inc(&backend_dev->rdma_dev_res->stats.missing_cqe);
@@ -597,7 +597,7 @@ static unsigned int save_mad_recv_buffer(RdmaBackendDev *backend_dev,
     bctx->up_ctx = ctx;
     bctx->sge = *sge;
 
-    rdma_protected_qlist_append_int64(&backend_dev->recv_mads_list, bctx_id);
+    rdma_protected_gqueue_append_int64(&backend_dev->recv_mads_list, bctx_id);
 
     return 0;
 }
@@ -1111,7 +1111,7 @@ static void process_incoming_mad_req(RdmaBackendDev *backend_dev,
 
     trace_mad_message("recv", msg->umad.mad, msg->umad_len);
 
-    cqe_ctx_id = rdma_protected_qlist_pop_int64(&backend_dev->recv_mads_list);
+    cqe_ctx_id = rdma_protected_gqueue_pop_int64(&backend_dev->recv_mads_list);
     if (cqe_ctx_id == -ENOENT) {
         rdma_warn_report("No more free MADs buffers, waiting for a while");
         sleep(THR_POLL_TO);
@@ -1185,7 +1185,7 @@ static int mad_init(RdmaBackendDev *backend_dev, CharBackend *mad_chr_be)
         return -EIO;
     }
 
-    rdma_protected_qlist_init(&backend_dev->recv_mads_list);
+    rdma_protected_gqueue_init(&backend_dev->recv_mads_list);
 
     enable_rdmacm_mux_async(backend_dev);
 
@@ -1205,7 +1205,7 @@ static void mad_fini(RdmaBackendDev *backend_dev)
 {
     disable_rdmacm_mux_async(backend_dev);
     qemu_chr_fe_disconnect(backend_dev->rdmacm_mux.chr_be);
-    rdma_protected_qlist_destroy(&backend_dev->recv_mads_list);
+    rdma_protected_gqueue_destroy(&backend_dev->recv_mads_list);
 }
 
 int rdma_backend_get_gid_index(RdmaBackendDev *backend_dev,
diff --git a/hw/rdma/rdma_backend_defs.h b/hw/rdma/rdma_backend_defs.h
index 0b55be3503..4e6c0ad695 100644
--- a/hw/rdma/rdma_backend_defs.h
+++ b/hw/rdma/rdma_backend_defs.h
@@ -43,7 +43,7 @@ typedef struct RdmaBackendDev {
     struct ibv_context *context;
     struct ibv_comp_channel *channel;
     uint8_t port_num;
-    RdmaProtectedQList recv_mads_list;
+    RdmaProtectedGQueue recv_mads_list;
     RdmaCmMux rdmacm_mux;
 } RdmaBackendDev;
 
diff --git a/hw/rdma/rdma_utils.c b/hw/rdma/rdma_utils.c
index 698ed4716c..98df58f689 100644
--- a/hw/rdma/rdma_utils.c
+++ b/hw/rdma/rdma_utils.c
@@ -14,8 +14,6 @@
  */
 
 #include "qemu/osdep.h"
-#include "qapi/qmp/qlist.h"
-#include "qapi/qmp/qnum.h"
 #include "trace.h"
 #include "rdma_utils.h"
 
@@ -54,41 +52,46 @@ void rdma_pci_dma_unmap(PCIDevice *dev, void *buffer, dma_addr_t len)
     }
 }
 
-void rdma_protected_qlist_init(RdmaProtectedQList *list)
+void rdma_protected_gqueue_init(RdmaProtectedGQueue *list)
 {
     qemu_mutex_init(&list->lock);
-    list->list = qlist_new();
+    list->list = g_queue_new();
 }
 
-void rdma_protected_qlist_destroy(RdmaProtectedQList *list)
+void rdma_protected_gqueue_destroy(RdmaProtectedGQueue *list)
 {
     if (list->list) {
-        qlist_destroy_obj(QOBJECT(list->list));
+        g_queue_free_full(list->list, g_free);
         qemu_mutex_destroy(&list->lock);
         list->list = NULL;
     }
 }
 
-void rdma_protected_qlist_append_int64(RdmaProtectedQList *list, int64_t value)
+void rdma_protected_gqueue_append_int64(RdmaProtectedGQueue *list,
+                                        int64_t value)
 {
     qemu_mutex_lock(&list->lock);
-    qlist_append_int(list->list, value);
+    g_queue_push_tail(list->list, g_memdup(&value, sizeof(value)));
     qemu_mutex_unlock(&list->lock);
 }
 
-int64_t rdma_protected_qlist_pop_int64(RdmaProtectedQList *list)
+int64_t rdma_protected_gqueue_pop_int64(RdmaProtectedGQueue *list)
 {
-    QObject *obj;
+    int64_t *valp;
+    int64_t val;
 
     qemu_mutex_lock(&list->lock);
-    obj = qlist_pop(list->list);
+
+    valp = g_queue_pop_head(list->list);
     qemu_mutex_unlock(&list->lock);
 
-    if (!obj) {
+    if (!valp) {
         return -ENOENT;
     }
 
-    return qnum_get_uint(qobject_to(QNum, obj));
+    val = *valp;
+    g_free(valp);
+    return val;
 }
 
 void rdma_protected_gslist_init(RdmaProtectedGSList *list)
diff --git a/hw/rdma/rdma_utils.h b/hw/rdma/rdma_utils.h
index e7babe96cb..9fd0efd940 100644
--- a/hw/rdma/rdma_utils.h
+++ b/hw/rdma/rdma_utils.h
@@ -28,10 +28,10 @@
 #define rdma_info_report(fmt, ...) \
     info_report("%s: " fmt, "rdma", ## __VA_ARGS__)
 
-typedef struct RdmaProtectedQList {
+typedef struct RdmaProtectedGQueue {
     QemuMutex lock;
-    QList *list;
-} RdmaProtectedQList;
+    GQueue *list;
+} RdmaProtectedGQueue;
 
 typedef struct RdmaProtectedGSList {
     QemuMutex lock;
@@ -40,10 +40,11 @@ typedef struct RdmaProtectedGSList {
 
 void *rdma_pci_dma_map(PCIDevice *dev, dma_addr_t addr, dma_addr_t plen);
 void rdma_pci_dma_unmap(PCIDevice *dev, void *buffer, dma_addr_t len);
-void rdma_protected_qlist_init(RdmaProtectedQList *list);
-void rdma_protected_qlist_destroy(RdmaProtectedQList *list);
-void rdma_protected_qlist_append_int64(RdmaProtectedQList *list, int64_t value);
-int64_t rdma_protected_qlist_pop_int64(RdmaProtectedQList *list);
+void rdma_protected_gqueue_init(RdmaProtectedGQueue *list);
+void rdma_protected_gqueue_destroy(RdmaProtectedGQueue *list);
+void rdma_protected_gqueue_append_int64(RdmaProtectedGQueue *list,
+                                        int64_t value);
+int64_t rdma_protected_gqueue_pop_int64(RdmaProtectedGQueue *list);
 void rdma_protected_gslist_init(RdmaProtectedGSList *list);
 void rdma_protected_gslist_destroy(RdmaProtectedGSList *list);
 void rdma_protected_gslist_append_int32(RdmaProtectedGSList *list,
diff --git a/hw/rtc/twl92230.c b/hw/rtc/twl92230.c
index 006d75e174..0922df5ad3 100644
--- a/hw/rtc/twl92230.c
+++ b/hw/rtc/twl92230.c
@@ -746,7 +746,7 @@ static int get_int32_as_uint16(QEMUFile *f, void *pv, size_t size,
 }
 
 static int put_int32_as_uint16(QEMUFile *f, void *pv, size_t size,
-                               const VMStateField *field, QJSON *vmdesc)
+                               const VMStateField *field, JSONWriter *vmdesc)
 {
     int *v = pv;
     qemu_put_be16(f, *v);
diff --git a/hw/scsi/scsi-bus.c b/hw/scsi/scsi-bus.c
index edb5c3492a..c349fb7f2d 100644
--- a/hw/scsi/scsi-bus.c
+++ b/hw/scsi/scsi-bus.c
@@ -1638,7 +1638,7 @@ static char *scsibus_get_fw_dev_path(DeviceState *dev)
 /* SCSI request list.  For simplicity, pv points to the whole device */
 
 static int put_scsi_requests(QEMUFile *f, void *pv, size_t size,
-                             const VMStateField *field, QJSON *vmdesc)
+                             const VMStateField *field, JSONWriter *vmdesc)
 {
     SCSIDevice *s = pv;
     SCSIBus *bus = DO_UPCAST(SCSIBus, qbus, s->qdev.parent_bus);
diff --git a/hw/usb/redirect.c b/hw/usb/redirect.c
index 3238de6bb8..4ca7d47ef7 100644
--- a/hw/usb/redirect.c
+++ b/hw/usb/redirect.c
@@ -2227,7 +2227,7 @@ static int usbredir_post_load(void *priv, int version_id)
 
 /* For usbredirparser migration */
 static int usbredir_put_parser(QEMUFile *f, void *priv, size_t unused,
-                               const VMStateField *field, QJSON *vmdesc)
+                               const VMStateField *field, JSONWriter *vmdesc)
 {
     USBRedirDevice *dev = priv;
     uint8_t *data;
@@ -2294,7 +2294,7 @@ static const VMStateInfo usbredir_parser_vmstate_info = {
 
 /* For buffered packets (iso/irq) queue migration */
 static int usbredir_put_bufpq(QEMUFile *f, void *priv, size_t unused,
-                              const VMStateField *field, QJSON *vmdesc)
+                              const VMStateField *field, JSONWriter *vmdesc)
 {
     struct endp_data *endp = priv;
     USBRedirDevice *dev = endp->dev;
@@ -2421,7 +2421,8 @@ static const VMStateDescription usbredir_ep_vmstate = {
 
 /* For PacketIdQueue migration */
 static int usbredir_put_packet_id_q(QEMUFile *f, void *priv, size_t unused,
-                                    const VMStateField *field, QJSON *vmdesc)
+                                    const VMStateField *field,
+                                    JSONWriter *vmdesc)
 {
     struct PacketIdQueue *q = priv;
     USBRedirDevice *dev = q->dev;
diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c
index eff35fab7c..b308026596 100644
--- a/hw/virtio/virtio.c
+++ b/hw/virtio/virtio.c
@@ -2745,7 +2745,7 @@ static int get_extra_state(QEMUFile *f, void *pv, size_t size,
 }
 
 static int put_extra_state(QEMUFile *f, void *pv, size_t size,
-                           const VMStateField *field, QJSON *vmdesc)
+                           const VMStateField *field, JSONWriter *vmdesc)
 {
     VirtIODevice *vdev = pv;
     BusState *qbus = qdev_get_parent_bus(DEVICE(vdev));
@@ -2919,7 +2919,7 @@ int virtio_save(VirtIODevice *vdev, QEMUFile *f)
 
 /* A wrapper for use as a VMState .put function */
 static int virtio_device_put(QEMUFile *f, void *opaque, size_t size,
-                              const VMStateField *field, QJSON *vmdesc)
+                              const VMStateField *field, JSONWriter *vmdesc)
 {
     return virtio_save(VIRTIO_DEVICE(opaque), f);
 }