hw/pci: Constify VMState

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20231221031652.119827-45-richard.henderson@linaro.org>

hw/pci/msix.c

@@ -685,7 +685,7 @@ static int get_msix_state(QEMUFile *f, void *pv, size_t size,
     return 0;
 }
 
-static VMStateInfo vmstate_info_msix = {
+static const VMStateInfo vmstate_info_msix = {
     .name = "msix state",
     .get  = get_msix_state,
     .put  = put_msix_state,
@@ -693,7 +693,7 @@ static VMStateInfo vmstate_info_msix = {
 
 const VMStateDescription vmstate_msix = {
     .name = "msix",
-    .fields = (VMStateField[]) {
+    .fields = (const VMStateField[]) {
         {
             .name         = "msix",
             .version_id   = 0,

hw/pci/pci.c

@@ -92,7 +92,7 @@ static const VMStateDescription vmstate_pcibus = {
     .name = "PCIBUS",
     .version_id = 1,
     .minimum_version_id = 1,
-    .fields = (VMStateField[]) {
+    .fields = (const VMStateField[]) {
         VMSTATE_INT32_EQUAL(nirq, PCIBus, NULL),
         VMSTATE_VARRAY_INT32(irq_count, PCIBus,
                              nirq, 0, vmstate_info_int32,
@@ -673,7 +673,7 @@ static int put_pci_config_device(QEMUFile *f, void *pv, size_t size,
     return 0;
 }
 
-static VMStateInfo vmstate_info_pci_config = {
+static const VMStateInfo vmstate_info_pci_config = {
     .name = "pci config",
     .get  = get_pci_config_device,
     .put  = put_pci_config_device,
@@ -714,7 +714,7 @@ static int put_pci_irq_state(QEMUFile *f, void *pv, size_t size,
     return 0;
 }
 
-static VMStateInfo vmstate_info_pci_irq_state = {
+static const VMStateInfo vmstate_info_pci_irq_state = {
     .name = "pci irq state",
     .get  = get_pci_irq_state,
     .put  = put_pci_irq_state,
@@ -734,7 +734,7 @@ const VMStateDescription vmstate_pci_device = {
     .name = "PCIDevice",
     .version_id = 2,
     .minimum_version_id = 1,
-    .fields = (VMStateField[]) {
+    .fields = (const VMStateField[]) {
         VMSTATE_INT32_POSITIVE_LE(version_id, PCIDevice),
         VMSTATE_BUFFER_UNSAFE_INFO_TEST(config, PCIDevice,
                                    migrate_is_not_pcie,

hw/pci/pci_host.c

@@ -234,7 +234,7 @@ const VMStateDescription vmstate_pcihost = {
     .needed = pci_host_needed,
     .version_id = 1,
     .minimum_version_id = 1,
-    .fields = (VMStateField[]) {
+    .fields = (const VMStateField[]) {
         VMSTATE_UINT32(config_reg, PCIHostState),
         VMSTATE_END_OF_LIST()
     }

hw/pci/pcie_aer.c

@@ -797,7 +797,7 @@ static const VMStateDescription vmstate_pcie_aer_err = {
     .name = "PCIE_AER_ERROR",
     .version_id = 1,
     .minimum_version_id = 1,
-    .fields = (VMStateField[]) {
+    .fields = (const VMStateField[]) {
         VMSTATE_UINT32(status, PCIEAERErr),
         VMSTATE_UINT16(source_id, PCIEAERErr),
         VMSTATE_UINT16(flags, PCIEAERErr),
@@ -818,7 +818,7 @@ const VMStateDescription vmstate_pcie_aer_log = {
     .name = "PCIE_AER_ERROR_LOG",
     .version_id = 1,
     .minimum_version_id = 1,
-    .fields = (VMStateField[]) {
+    .fields = (const VMStateField[]) {
         VMSTATE_UINT16(log_num, PCIEAERLog),
         VMSTATE_UINT16_EQUAL(log_max, PCIEAERLog, NULL),
         VMSTATE_VALIDATE("log_num <= log_max", pcie_aer_state_log_num_valid),

hw/pci/shpc.c

@@ -736,7 +736,7 @@ static int shpc_load(QEMUFile *f, void *pv, size_t size,
     return 0;
 }
 
-VMStateInfo shpc_vmstate_info = {
+const VMStateInfo shpc_vmstate_info = {
     .name = "shpc",
     .get  = shpc_load,
     .put  = shpc_save,

include/hw/pci/shpc.h

@@ -52,7 +52,7 @@ void shpc_device_unplug_cb(HotplugHandler *hotplug_dev, DeviceState *dev,
 void shpc_device_unplug_request_cb(HotplugHandler *hotplug_dev,
                                    DeviceState *dev, Error **errp);
 
-extern VMStateInfo shpc_vmstate_info;
+extern const VMStateInfo shpc_vmstate_info;
 #define SHPC_VMSTATE(_field, _type,  _test) \
     VMSTATE_BUFFER_UNSAFE_INFO_TEST(_field, _type, _test, 0, \
                                     shpc_vmstate_info, 0)