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-rw-r--r--hw/9pfs/xen-9p-backend.c2
-rw-r--r--hw/acpi/memory_hotplug.c8
-rw-r--r--hw/core/cpu-common.c25
-rw-r--r--hw/display/xenfb.c13
-rw-r--r--hw/dma/xlnx_dpdma.c2
-rw-r--r--hw/misc/debugexit.c4
-rw-r--r--hw/ppc/spapr.c11
-rw-r--r--hw/usb/Kconfig10
-rw-r--r--hw/usb/meson.build4
-rw-r--r--hw/usb/xen-usb.c2
-rw-r--r--hw/virtio/trace-events2
-rw-r--r--hw/virtio/vhost-vdpa.c4
-rw-r--r--hw/xen/xen-hvm-common.c10
-rw-r--r--hw/xen/xen-legacy-backend.c8
-rw-r--r--hw/xenpv/xen_machine_pv.c2
15 files changed, 60 insertions, 47 deletions
diff --git a/hw/9pfs/xen-9p-backend.c b/hw/9pfs/xen-9p-backend.c
index a3ac53f989..79359d911a 100644
--- a/hw/9pfs/xen-9p-backend.c
+++ b/hw/9pfs/xen-9p-backend.c
@@ -513,7 +513,7 @@ static void xen_9pfs_alloc(struct XenLegacyDevice *xendev)
     xenstore_write_be_int(xendev, "max-ring-page-order", MAX_RING_ORDER);
 }
 
-static struct XenDevOps xen_9pfs_ops = {
+static const struct XenDevOps xen_9pfs_ops = {
     .size       = sizeof(Xen9pfsDev),
     .flags      = DEVOPS_FLAG_NEED_GNTDEV,
     .alloc      = xen_9pfs_alloc,
diff --git a/hw/acpi/memory_hotplug.c b/hw/acpi/memory_hotplug.c
index de6f974ebb..9b974b7274 100644
--- a/hw/acpi/memory_hotplug.c
+++ b/hw/acpi/memory_hotplug.c
@@ -178,14 +178,6 @@ static void acpi_memory_hotplug_write(void *opaque, hwaddr addr, uint64_t data,
             hotplug_handler_unplug(hotplug_ctrl, dev, &local_err);
             if (local_err) {
                 trace_mhp_acpi_pc_dimm_delete_failed(mem_st->selector);
-
-                /*
-                 * Send both MEM_UNPLUG_ERROR and DEVICE_UNPLUG_GUEST_ERROR
-                 * while the deprecation of MEM_UNPLUG_ERROR is
-                 * pending.
-                 */
-                qapi_event_send_mem_unplug_error(dev->id ? : "",
-                                                 error_get_pretty(local_err));
                 qapi_event_send_device_unplug_guest_error(dev->id,
                                                           dev->canonical_path);
                 error_free(local_err);
diff --git a/hw/core/cpu-common.c b/hw/core/cpu-common.c
index 0f0a247f56..bf1a7b8892 100644
--- a/hw/core/cpu-common.c
+++ b/hw/core/cpu-common.c
@@ -222,14 +222,6 @@ static void cpu_common_realizefn(DeviceState *dev, Error **errp)
         cpu_resume(cpu);
     }
 
-    /* Plugin initialization must wait until the cpu start executing code */
-#ifdef CONFIG_PLUGIN
-    if (tcg_enabled()) {
-        cpu->plugin_state = qemu_plugin_create_vcpu_state();
-        async_run_on_cpu(cpu, qemu_plugin_vcpu_init__async, RUN_ON_CPU_NULL);
-    }
-#endif
-
     /* NOTE: latest generic point where the cpu is fully realized */
 }
 
@@ -261,6 +253,11 @@ static void cpu_common_initfn(Object *obj)
     cpu->nr_threads = 1;
     cpu->cflags_next_tb = -1;
 
+    /* allocate storage for thread info, initialise condition variables */
+    cpu->thread = g_new0(QemuThread, 1);
+    cpu->halt_cond = g_new0(QemuCond, 1);
+    qemu_cond_init(cpu->halt_cond);
+
     qemu_mutex_init(&cpu->work_mutex);
     qemu_lockcnt_init(&cpu->in_ioctl_lock);
     QSIMPLEQ_INIT(&cpu->work_list);
@@ -268,6 +265,18 @@ static void cpu_common_initfn(Object *obj)
     QTAILQ_INIT(&cpu->watchpoints);
 
     cpu_exec_initfn(cpu);
+
+    /*
+     * Plugin initialization must wait until the cpu start executing
+     * code, but we must queue this work before the threads are
+     * created to ensure we don't race.
+     */
+#ifdef CONFIG_PLUGIN
+    if (tcg_enabled()) {
+        cpu->plugin_state = qemu_plugin_create_vcpu_state();
+        async_run_on_cpu(cpu, qemu_plugin_vcpu_init__async, RUN_ON_CPU_NULL);
+    }
+#endif
 }
 
 static void cpu_common_finalize(Object *obj)
diff --git a/hw/display/xenfb.c b/hw/display/xenfb.c
index 27536bfce0..ff442ced1a 100644
--- a/hw/display/xenfb.c
+++ b/hw/display/xenfb.c
@@ -29,6 +29,7 @@
 
 #include "ui/input.h"
 #include "ui/console.h"
+#include "sysemu/sysemu.h"
 #include "hw/xen/xen-legacy-backend.h"
 
 #include "hw/xen/interface/io/fbif.h"
@@ -972,7 +973,7 @@ static void fb_event(struct XenLegacyDevice *xendev)
 
 /* -------------------------------------------------------------------- */
 
-static struct XenDevOps xen_kbdmouse_ops = {
+static const struct XenDevOps xen_kbdmouse_ops = {
     .size       = sizeof(struct XenInput),
     .init       = input_init,
     .initialise = input_initialise,
@@ -981,7 +982,7 @@ static struct XenDevOps xen_kbdmouse_ops = {
     .event      = input_event,
 };
 
-struct XenDevOps xen_framebuffer_ops = {
+const struct XenDevOps xen_framebuffer_ops = {
     .size       = sizeof(struct XenFB),
     .init       = fb_init,
     .initialise = fb_initialise,
@@ -996,8 +997,12 @@ static const GraphicHwOps xenfb_ops = {
     .ui_info     = xenfb_ui_info,
 };
 
-static void xen_vkbd_register_backend(void)
+static void xen_ui_register_backend(void)
 {
     xen_be_register("vkbd", &xen_kbdmouse_ops);
+
+    if (vga_interface_type == VGA_XENFB) {
+        xen_be_register("vfb", &xen_framebuffer_ops);
+    }
 }
-xen_backend_init(xen_vkbd_register_backend);
+xen_backend_init(xen_ui_register_backend);
diff --git a/hw/dma/xlnx_dpdma.c b/hw/dma/xlnx_dpdma.c
index dde4aeca40..a685bd28bb 100644
--- a/hw/dma/xlnx_dpdma.c
+++ b/hw/dma/xlnx_dpdma.c
@@ -619,7 +619,7 @@ static MemTxResult xlnx_dpdma_read_descriptor(XlnxDPDMAState *s,
                                               DPDMADescriptor *desc)
 {
     MemTxResult res = dma_memory_read(&address_space_memory, desc_addr,
-                                      &desc, sizeof(DPDMADescriptor),
+                                      desc, sizeof(DPDMADescriptor),
                                       MEMTXATTRS_UNSPECIFIED);
     if (res) {
         return res;
diff --git a/hw/misc/debugexit.c b/hw/misc/debugexit.c
index ab6de69ce7..c5c562fd93 100644
--- a/hw/misc/debugexit.c
+++ b/hw/misc/debugexit.c
@@ -12,6 +12,7 @@
 #include "hw/qdev-properties.h"
 #include "qemu/module.h"
 #include "qom/object.h"
+#include "sysemu/runstate.h"
 
 #define TYPE_ISA_DEBUG_EXIT_DEVICE "isa-debug-exit"
 OBJECT_DECLARE_SIMPLE_TYPE(ISADebugExitState, ISA_DEBUG_EXIT_DEVICE)
@@ -32,7 +33,8 @@ static uint64_t debug_exit_read(void *opaque, hwaddr addr, unsigned size)
 static void debug_exit_write(void *opaque, hwaddr addr, uint64_t val,
                              unsigned width)
 {
-    exit((val << 1) | 1);
+    qemu_system_shutdown_request_with_code(SHUTDOWN_CAUSE_GUEST_SHUTDOWN,
+                                           (val << 1) | 1);
 }
 
 static const MemoryRegionOps debug_exit_ops = {
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 4345764bce..81a187f126 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -3786,7 +3786,6 @@ void spapr_memory_unplug_rollback(SpaprMachineState *spapr, DeviceState *dev)
     SpaprDrc *drc;
     uint32_t nr_lmbs;
     uint64_t size, addr_start, addr;
-    g_autofree char *qapi_error = NULL;
     int i;
 
     if (!dev) {
@@ -3823,16 +3822,8 @@ void spapr_memory_unplug_rollback(SpaprMachineState *spapr, DeviceState *dev)
 
     /*
      * Tell QAPI that something happened and the memory
-     * hotunplug wasn't successful. Keep sending
-     * MEM_UNPLUG_ERROR even while sending
-     * DEVICE_UNPLUG_GUEST_ERROR until the deprecation of
-     * MEM_UNPLUG_ERROR is due.
+     * hotunplug wasn't successful.
      */
-    qapi_error = g_strdup_printf("Memory hotunplug rejected by the guest "
-                                 "for device %s", dev->id);
-
-    qapi_event_send_mem_unplug_error(dev->id ? : "", qapi_error);
-
     qapi_event_send_device_unplug_guest_error(dev->id,
                                               dev->canonical_path);
 }
diff --git a/hw/usb/Kconfig b/hw/usb/Kconfig
index f569ed7eea..84bc7fbe36 100644
--- a/hw/usb/Kconfig
+++ b/hw/usb/Kconfig
@@ -65,6 +65,16 @@ config TUSB6010
     bool
     select USB_MUSB
 
+config USB_HUB
+    bool
+    default y
+    depends on USB
+
+config USB_HID
+    bool
+    default y
+    depends on USB
+
 config USB_TABLET_WACOM
     bool
     default y
diff --git a/hw/usb/meson.build b/hw/usb/meson.build
index 23f7f7acb5..d7de1003e3 100644
--- a/hw/usb/meson.build
+++ b/hw/usb/meson.build
@@ -35,8 +35,8 @@ system_ss.add(when: 'CONFIG_XLNX_VERSAL', if_true: files('xlnx-versal-usb2-ctrl-
 system_ss.add(when: 'CONFIG_XLNX_USB_SUBSYS', if_true: files('xlnx-usb-subsystem.c'))
 
 # emulated usb devices
-system_ss.add(when: 'CONFIG_USB', if_true: files('dev-hub.c'))
-system_ss.add(when: 'CONFIG_USB', if_true: files('dev-hid.c'))
+system_ss.add(when: 'CONFIG_USB_HUB', if_true: files('dev-hub.c'))
+system_ss.add(when: 'CONFIG_USB_HID', if_true: files('dev-hid.c'))
 system_ss.add(when: 'CONFIG_USB_TABLET_WACOM', if_true: files('dev-wacom.c'))
 system_ss.add(when: 'CONFIG_USB_STORAGE_CORE', if_true: files('dev-storage.c'))
 system_ss.add(when: 'CONFIG_USB_STORAGE_BOT', if_true: files('dev-storage-bot.c'))
diff --git a/hw/usb/xen-usb.c b/hw/usb/xen-usb.c
index 416623f956..13901625c0 100644
--- a/hw/usb/xen-usb.c
+++ b/hw/usb/xen-usb.c
@@ -1083,7 +1083,7 @@ static void usbback_event(struct XenLegacyDevice *xendev)
     qemu_bh_schedule(usbif->bh);
 }
 
-static struct XenDevOps xen_usb_ops = {
+static const struct XenDevOps xen_usb_ops = {
     .size            = sizeof(struct usbback_info),
     .flags           = DEVOPS_FLAG_NEED_GNTDEV,
     .init            = usbback_init,
diff --git a/hw/virtio/trace-events b/hw/virtio/trace-events
index 96632fd026..3cf84e04a7 100644
--- a/hw/virtio/trace-events
+++ b/hw/virtio/trace-events
@@ -50,7 +50,7 @@ vhost_vdpa_get_device_id(void *dev, uint32_t device_id) "dev: %p device_id %"PRI
 vhost_vdpa_reset_device(void *dev) "dev: %p"
 vhost_vdpa_get_vq_index(void *dev, int idx, int vq_idx) "dev: %p idx: %d vq idx: %d"
 vhost_vdpa_set_vring_enable_one(void *dev, unsigned i, int enable, int r) "dev: %p, idx: %u, enable: %u, r: %d"
-vhost_vdpa_dump_config(void *dev, const char *line) "dev: %p %s"
+vhost_vdpa_dump_config(void *dev, unsigned ofs, const char *line) "dev: %p 0x%04x: %s"
 vhost_vdpa_set_config(void *dev, uint32_t offset, uint32_t size, uint32_t flags) "dev: %p offset: %"PRIu32" size: %"PRIu32" flags: 0x%"PRIx32
 vhost_vdpa_get_config(void *dev, void *config, uint32_t config_len) "dev: %p config: %p config_len: %"PRIu32
 vhost_vdpa_suspend(void *dev) "dev: %p"
diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c
index ed99ab8745..7368b71902 100644
--- a/hw/virtio/vhost-vdpa.c
+++ b/hw/virtio/vhost-vdpa.c
@@ -949,8 +949,8 @@ static void vhost_vdpa_dump_config(struct vhost_dev *dev, const uint8_t *config,
 
     for (b = 0; b < config_len; b += 16) {
         len = config_len - b;
-        qemu_hexdump_line(line, b, config, len, false);
-        trace_vhost_vdpa_dump_config(dev, line);
+        qemu_hexdump_line(line, config + b, len);
+        trace_vhost_vdpa_dump_config(dev, b, line);
     }
 }
 
diff --git a/hw/xen/xen-hvm-common.c b/hw/xen/xen-hvm-common.c
index 2d1b032121..a0a0252da0 100644
--- a/hw/xen/xen-hvm-common.c
+++ b/hw/xen/xen-hvm-common.c
@@ -12,6 +12,12 @@
 
 MemoryRegion xen_memory;
 
+/* Check for xen memory.  */
+bool xen_mr_is_memory(MemoryRegion *mr)
+{
+    return mr == &xen_memory;
+}
+
 void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size, MemoryRegion *mr,
                    Error **errp)
 {
@@ -28,7 +34,7 @@ void xen_ram_alloc(ram_addr_t ram_addr, ram_addr_t size, MemoryRegion *mr,
         return;
     }
 
-    if (mr == &xen_memory) {
+    if (xen_mr_is_memory(mr)) {
         return;
     }
 
@@ -55,7 +61,7 @@ static void xen_set_memory(struct MemoryListener *listener,
 {
     XenIOState *state = container_of(listener, XenIOState, memory_listener);
 
-    if (section->mr == &xen_memory) {
+    if (xen_mr_is_memory(section->mr)) {
         return;
     } else {
         if (add) {
diff --git a/hw/xen/xen-legacy-backend.c b/hw/xen/xen-legacy-backend.c
index 6f0b300a42..5514184f9c 100644
--- a/hw/xen/xen-legacy-backend.c
+++ b/hw/xen/xen-legacy-backend.c
@@ -170,7 +170,7 @@ int xen_be_copy_grant_refs(struct XenLegacyDevice *xendev,
  */
 static struct XenLegacyDevice *xen_be_get_xendev(const char *type, int dom,
                                                  int dev,
-                                                 struct XenDevOps *ops)
+                                                 const struct XenDevOps *ops)
 {
     struct XenLegacyDevice *xendev;
 
@@ -520,7 +520,7 @@ void xen_be_check_state(struct XenLegacyDevice *xendev)
 struct xenstore_be {
     const char *type;
     int dom;
-    struct XenDevOps *ops;
+    const struct XenDevOps *ops;
 };
 
 static void xenstore_update_be(void *opaque, const char *watch)
@@ -557,7 +557,7 @@ static void xenstore_update_be(void *opaque, const char *watch)
     }
 }
 
-static int xenstore_scan(const char *type, int dom, struct XenDevOps *ops)
+static int xenstore_scan(const char *type, int dom, const struct XenDevOps *ops)
 {
     struct XenLegacyDevice *xendev;
     char path[XEN_BUFSIZE];
@@ -624,7 +624,7 @@ void xen_be_init(void)
     xen_set_dynamic_sysbus();
 }
 
-int xen_be_register(const char *type, struct XenDevOps *ops)
+int xen_be_register(const char *type, const struct XenDevOps *ops)
 {
     char path[50];
 
diff --git a/hw/xenpv/xen_machine_pv.c b/hw/xenpv/xen_machine_pv.c
index b500ce0989..24395f42cb 100644
--- a/hw/xenpv/xen_machine_pv.c
+++ b/hw/xenpv/xen_machine_pv.c
@@ -50,8 +50,6 @@ static void xen_init_pv(MachineState *machine)
         break;
     }
 
-    xen_be_register("vfb", &xen_framebuffer_ops);
-
     /* configure framebuffer */
     if (vga_interface_type == VGA_XENFB) {
         xen_config_dev_vfb(0, "vnc");