* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
+
+#include "qemu/osdep.h"
#include "sysemu/hostmem.h"
+#include "qapi/error.h"
+#include "qemu/module.h"
#include "qom/object_interfaces.h"
-#define TYPE_MEMORY_BACKEND_RAM "memory-backend-ram"
-
-
static void
-ram_backend_memory_init(UserCreatable *uc, Error **errp)
+ram_backend_memory_alloc(HostMemoryBackend *backend, Error **errp)
{
- HostMemoryBackend *backend = MEMORY_BACKEND(uc);
- char *path;
+ uint32_t ram_flags;
+ char *name;
if (!backend->size) {
error_setg(errp, "can't create backend with size 0");
return;
}
- path = object_get_canonical_path_component(OBJECT(backend));
- memory_region_init_ram(&backend->mr, OBJECT(backend), path,
- backend->size);
- g_free(path);
+ name = host_memory_backend_get_name(backend);
+ ram_flags = backend->share ? RAM_SHARED : 0;
+ ram_flags |= backend->reserve ? 0 : RAM_NORESERVE;
+ memory_region_init_ram_flags_nomigrate(&backend->mr, OBJECT(backend), name,
+ backend->size, ram_flags, errp);
+ g_free(name);
}
static void
ram_backend_class_init(ObjectClass *oc, void *data)
{
- UserCreatableClass *ucc = USER_CREATABLE_CLASS(oc);
+ HostMemoryBackendClass *bc = MEMORY_BACKEND_CLASS(oc);
- ucc->complete = ram_backend_memory_init;
+ bc->alloc = ram_backend_memory_alloc;
}
static const TypeInfo ram_backend_info = {