qom: Swap 'name' next to visitor in ObjectPropertyAccessor

[qemu.git] / hw / mem / pc-dimm.c

diff --git a/hw/mem/pc-dimm.c b/hw/mem/pc-dimm.c
index 506fe0d2a863711de513735fc029872eda566c56..1aa12c64d062bac7e498dd072ec695daa4a7ee54 100644 (file)
--- a/hw/mem/pc-dimm.c
+++ b/hw/mem/pc-dimm.c
@@ -18,6 +18,7 @@
  * License along with this library; if not, see <http://www.gnu.org/licenses/>
  */
 
+#include "qemu/osdep.h"
 #include "hw/mem/pc-dimm.h"
 #include "qemu/config-file.h"
 #include "qapi/visitor.h"
@@ -25,6 +26,7 @@
 #include "sysemu/numa.h"
 #include "sysemu/kvm.h"
 #include "trace.h"
+#include "hw/virtio/vhost.h"
 
 typedef struct pc_dimms_capacity {
      uint64_t size;
@@ -32,8 +34,7 @@ typedef struct pc_dimms_capacity {
 } pc_dimms_capacity;
 
 void pc_dimm_memory_plug(DeviceState *dev, MemoryHotplugState *hpms,
-                         MemoryRegion *mr, uint64_t align, bool gap,
-                         Error **errp)
+                         MemoryRegion *mr, uint64_t align, Error **errp)
 {
     int slot;
     MachineState *machine = MACHINE(qdev_get_machine());
@@ -49,7 +50,7 @@ void pc_dimm_memory_plug(DeviceState *dev, MemoryHotplugState *hpms,
 
     addr = pc_dimm_get_free_addr(hpms->base,
                                  memory_region_size(&hpms->mr),
-                                 !addr ? NULL : &addr, align, gap,
+                                 !addr ? NULL : &addr, align,
                                  memory_region_size(mr), &local_err);
     if (local_err) {
         goto out;
@@ -96,6 +97,12 @@ void pc_dimm_memory_plug(DeviceState *dev, MemoryHotplugState *hpms,
         goto out;
     }
 
+    if (!vhost_has_free_slot()) {
+        error_setg(&local_err, "a used vhost backend has no free"
+                               " memory slots left");
+        goto out;
+    }
+
     memory_region_add_subregion(&hpms->mr, addr - hpms->base, mr);
     vmstate_register_ram(mr, dev);
     numa_set_mem_node_id(addr, memory_region_size(mr), dimm->node);
@@ -173,7 +180,7 @@ int qmp_pc_dimm_device_list(Object *obj, void *opaque)
                                                NULL);
             di->memdev = object_get_canonical_path(OBJECT(dimm->hostmem));
 
-            info->dimm = di;
+            info->u.dimm = di;
             elem->value = info;
             elem->next = NULL;
             **prev = elem;
@@ -197,9 +204,9 @@ ram_addr_t get_current_ram_size(void)
         MemoryDeviceInfo *value = info->value;
 
         if (value) {
-            switch (value->kind) {
+            switch (value->type) {
             case MEMORY_DEVICE_INFO_KIND_DIMM:
-                size += value->dimm->size;
+                size += value->u.dimm->size;
                 break;
             default:
                 break;
@@ -288,8 +295,8 @@ static int pc_dimm_built_list(Object *obj, void *opaque)
 
 uint64_t pc_dimm_get_free_addr(uint64_t address_space_start,
                                uint64_t address_space_size,
-                               uint64_t *hint, uint64_t align, bool gap,
-                               uint64_t size, Error **errp)
+                               uint64_t *hint, uint64_t align, uint64_t size,
+                               Error **errp)
 {
     GSList *list = NULL, *item;
     uint64_t new_addr, ret = 0;
@@ -334,15 +341,13 @@ uint64_t pc_dimm_get_free_addr(uint64_t address_space_start,
             goto out;
         }
 
-        if (ranges_overlap(dimm->addr, dimm_size, new_addr,
-                           size + (gap ? 1 : 0))) {
+        if (ranges_overlap(dimm->addr, dimm_size, new_addr, size)) {
             if (hint) {
                 DeviceState *d = DEVICE(dimm);
                 error_setg(errp, "address range conflicts with '%s'", d->id);
                 goto out;
             }
-            new_addr = QEMU_ALIGN_UP(dimm->addr + dimm_size + (gap ? 1 : 0),
-                                     align);
+            new_addr = QEMU_ALIGN_UP(dimm->addr + dimm_size, align);
         }
     }
     ret = new_addr;
@@ -368,8 +373,8 @@ static Property pc_dimm_properties[] = {
     DEFINE_PROP_END_OF_LIST(),
 };
 
-static void pc_dimm_get_size(Object *obj, Visitor *v, void *opaque,
-                          const char *name, Error **errp)
+static void pc_dimm_get_size(Object *obj, Visitor *v, const char *name,
+                             void *opaque, Error **errp)
 {
     int64_t value;
     MemoryRegion *mr;
@@ -378,7 +383,7 @@ static void pc_dimm_get_size(Object *obj, Visitor *v, void *opaque,
     mr = host_memory_backend_get_memory(dimm->hostmem, errp);
     value = memory_region_size(mr);
 
-    visit_type_int(v, &value, name, errp);
+    visit_type_int(v, name, &value, errp);
 }
 
 static void pc_dimm_check_memdev_is_busy(Object *obj, const char *name,