* 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 "qapi/error.h"
#include "qemu-common.h"
#include "sysemu/hostmem.h"
#include "sysemu/sysemu.h"
error_setg(errp, "-mem-path not supported on this host");
#else
if (!memory_region_size(&backend->mr)) {
+ gchar *path;
backend->force_prealloc = mem_prealloc;
+ path = object_get_canonical_path(OBJECT(backend));
memory_region_init_ram_from_file(&backend->mr, OBJECT(backend),
- object_get_canonical_path(OBJECT(backend)),
+ path,
backend->size, fb->share,
fb->mem_path, errp);
+ g_free(path);
}
#endif
}
error_setg(errp, "cannot change property value");
return;
}
- if (fb->mem_path) {
- g_free(fb->mem_path);
- }
+ g_free(fb->mem_path);
fb->mem_path = g_strdup(str);
}
set_mem_path, NULL);
}
+static void file_backend_instance_finalize(Object *o)
+{
+ HostMemoryBackendFile *fb = MEMORY_BACKEND_FILE(o);
+
+ g_free(fb->mem_path);
+}
+
static const TypeInfo file_backend_info = {
.name = TYPE_MEMORY_BACKEND_FILE,
.parent = TYPE_MEMORY_BACKEND,
.class_init = file_backend_class_init,
.instance_init = file_backend_instance_init,
+ .instance_finalize = file_backend_instance_finalize,
.instance_size = sizeof(HostMemoryBackendFile),
};