acpi_ut_push_generic_state(union acpi_generic_state **list_head,
union acpi_generic_state *state)
{
- ACPI_FUNCTION_TRACE("ut_push_generic_state");
+ ACPI_FUNCTION_TRACE(ut_push_generic_state);
/* Push the state object onto the front of the list (stack) */
{
union acpi_generic_state *state;
- ACPI_FUNCTION_TRACE("ut_pop_generic_state");
+ ACPI_FUNCTION_TRACE(ut_pop_generic_state);
/* Remove the state object at the head of the list (stack) */
state = *list_head;
if (state) {
+
/* Update the list head */
*list_head = state->common.next;
state = acpi_os_acquire_object(acpi_gbl_state_cache);
if (state) {
+
/* Initialize */
memset(state, 0, sizeof(union acpi_generic_state));
- state->common.data_type = ACPI_DESC_TYPE_STATE;
+ state->common.descriptor_type = ACPI_DESC_TYPE_STATE;
}
return (state);
{
union acpi_generic_state *state;
- ACPI_FUNCTION_TRACE("ut_create_thread_state");
+ ACPI_FUNCTION_TRACE(ut_create_thread_state);
/* Create the generic state object */
/* Init fields specific to the update struct */
- state->common.data_type = ACPI_DESC_TYPE_STATE_THREAD;
+ state->common.descriptor_type = ACPI_DESC_TYPE_STATE_THREAD;
state->thread.thread_id = acpi_os_get_thread_id();
+ /* Check for invalid thread ID - zero is very bad, it will break things */
+
+ if (!state->thread.thread_id) {
+ ACPI_ERROR((AE_INFO, "Invalid zero ID from AcpiOsGetThreadId"));
+ state->thread.thread_id = (acpi_thread_id) 1;
+ }
+
return_PTR((struct acpi_thread_state *)state);
}
{
union acpi_generic_state *state;
- ACPI_FUNCTION_TRACE_PTR("ut_create_update_state", object);
+ ACPI_FUNCTION_TRACE_PTR(ut_create_update_state, object);
/* Create the generic state object */
/* Init fields specific to the update struct */
- state->common.data_type = ACPI_DESC_TYPE_STATE_UPDATE;
+ state->common.descriptor_type = ACPI_DESC_TYPE_STATE_UPDATE;
state->update.object = object;
state->update.value = action;
{
union acpi_generic_state *state;
- ACPI_FUNCTION_TRACE_PTR("ut_create_pkg_state", internal_object);
+ ACPI_FUNCTION_TRACE_PTR(ut_create_pkg_state, internal_object);
/* Create the generic state object */
/* Init fields specific to the update struct */
- state->common.data_type = ACPI_DESC_TYPE_STATE_PACKAGE;
+ state->common.descriptor_type = ACPI_DESC_TYPE_STATE_PACKAGE;
state->pkg.source_object = (union acpi_operand_object *)internal_object;
state->pkg.dest_object = external_object;
state->pkg.index = index;
{
union acpi_generic_state *state;
- ACPI_FUNCTION_TRACE("ut_create_control_state");
+ ACPI_FUNCTION_TRACE(ut_create_control_state);
/* Create the generic state object */
/* Init fields specific to the control struct */
- state->common.data_type = ACPI_DESC_TYPE_STATE_CONTROL;
+ state->common.descriptor_type = ACPI_DESC_TYPE_STATE_CONTROL;
state->common.state = ACPI_CONTROL_CONDITIONAL_EXECUTING;
return_PTR(state);
*
* RETURN: None
*
- * DESCRIPTION: Put a state object back into the global state cache. The object
- * is not actually freed at this time.
+ * DESCRIPTION: Release a state object to the state cache. NULL state objects
+ * are ignored.
*
******************************************************************************/
void acpi_ut_delete_generic_state(union acpi_generic_state *state)
{
- ACPI_FUNCTION_TRACE("ut_delete_generic_state");
+ ACPI_FUNCTION_TRACE(ut_delete_generic_state);
+
+ /* Ignore null state */
- (void)acpi_os_release_object(acpi_gbl_state_cache, state);
+ if (state) {
+ (void)acpi_os_release_object(acpi_gbl_state_cache, state);
+ }
return_VOID;
}