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memdev: remove "id" property 

The "id" property is unnecessary and can be replaced simply with
object_get_canonical_path_component.  This patch mostly undoes commit
e1ff3c67e8 ("monitor: fix qmp/hmp query-memdev not reporting IDs of
memory backends", 2017-01-12).

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2018-04-30 11:48:18 +02:00
parent 770dec2627
commit 29de4ec164
4 changed files with 1 additions and 34 deletions
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26
backends/hostmem.c
View File

@ -369,24 +369,6 @@ host_memory_backend_can_be_deleted(UserCreatable *uc)
}
}
static char *get_id(Object *o, Error **errp)
{
HostMemoryBackend *backend = MEMORY_BACKEND(o);
return g_strdup(backend->id);
}
static void set_id(Object *o, const char *str, Error **errp)
{
HostMemoryBackend *backend = MEMORY_BACKEND(o);
if (backend->id) {
error_setg(errp, "cannot change property value");
return;
}
backend->id = g_strdup(str);
}
static bool host_memory_backend_get_share(Object *o, Error **errp)
{
HostMemoryBackend *backend = MEMORY_BACKEND(o);
@ -434,18 +416,11 @@ host_memory_backend_class_init(ObjectClass *oc, void *data)
&HostMemPolicy_lookup,
host_memory_backend_get_policy,
host_memory_backend_set_policy, &error_abort);
object_class_property_add_str(oc, "id", get_id, set_id, &error_abort);
object_class_property_add_bool(oc, "share",
host_memory_backend_get_share, host_memory_backend_set_share,
&error_abort);
}
static void host_memory_backend_finalize(Object *o)
{
HostMemoryBackend *backend = MEMORY_BACKEND(o);
g_free(backend->id);
}
static const TypeInfo host_memory_backend_info = {
.name = TYPE_MEMORY_BACKEND,
.parent = TYPE_OBJECT,
@ -454,7 +429,6 @@ static const TypeInfo host_memory_backend_info = {
.class_init = host_memory_backend_class_init,
.instance_size = sizeof(HostMemoryBackend),
.instance_init = host_memory_backend_init,
.instance_finalize = host_memory_backend_finalize,
.interfaces = (InterfaceInfo[]) {
{ TYPE_USER_CREATABLE },
{ }

1
include/sysemu/hostmem.h
View File

@ -52,7 +52,6 @@ struct HostMemoryBackend {
Object parent;
/* protected */
char *id;
uint64_t size;
bool merge, dump;
bool prealloc, force_prealloc, is_mapped, share;

2
numa.c
View File

@ -580,7 +580,7 @@ static int query_memdev(Object *obj, void *opaque)
m->value = g_malloc0(sizeof(*m->value));
m->value->id = object_property_get_str(obj, "id", NULL);
m->value->id = object_get_canonical_path_component(obj);
m->value->has_id = !!m->value->id;
m->value->size = object_property_get_uint(obj, "size",

6
qom/object_interfaces.c
View File

@ -65,12 +65,6 @@ Object *user_creatable_add_type(const char *type, const char *id,
assert(qdict);
obj = object_new(type);
if (object_property_find(obj, "id", NULL)) {
object_property_set_str(obj, id, "id", &local_err);
if (local_err) {
goto out;
}
}
visit_start_struct(v, NULL, NULL, 0, &local_err);
if (local_err) {
goto out;