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-rw-r--r--drivers/acpi/dispatcher/dsmethod.c52
-rw-r--r--drivers/acpi/parser/psparse.c21
-rw-r--r--drivers/acpi/parser/psxface.c13
-rw-r--r--drivers/acpi/utilities/utmisc.c2
-rw-r--r--include/acpi/acdispat.h2
5 files changed, 35 insertions, 55 deletions
diff --git a/drivers/acpi/dispatcher/dsmethod.c b/drivers/acpi/dispatcher/dsmethod.c
index 77fcfc3070db..8b67a918341e 100644
--- a/drivers/acpi/dispatcher/dsmethod.c
+++ b/drivers/acpi/dispatcher/dsmethod.c
@@ -235,6 +235,16 @@ acpi_ds_begin_method_execution(struct acpi_namespace_node *method_node,
acpi_ex_system_wait_semaphore(obj_desc->method.semaphore,
ACPI_WAIT_FOREVER);
}
+ /*
+ * allocate owner id for this method
+ */
+ if (!obj_desc->method.thread_count) {
+ status = acpi_ut_allocate_owner_id (&obj_desc->method.owner_id);
+ if (ACPI_FAILURE (status)) {
+ return_ACPI_STATUS (status);
+ }
+ }
+
/*
* Increment the method parse tree thread count since it has been
@@ -289,11 +299,6 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread,
return_ACPI_STATUS(AE_NULL_OBJECT);
}
- status = acpi_ut_allocate_owner_id(&obj_desc->method.owner_id);
- if (ACPI_FAILURE(status)) {
- return_ACPI_STATUS(status);
- }
-
/* Init for new method, wait on concurrency semaphore */
status = acpi_ds_begin_method_execution(method_node, obj_desc,
@@ -380,22 +385,18 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread,
if (obj_desc->method.method_flags & AML_METHOD_INTERNAL_ONLY) {
status = obj_desc->method.implementation(next_walk_state);
- return_ACPI_STATUS(status);
}
+ goto end;
- return_ACPI_STATUS(AE_OK);
-
- /* On error, we must delete the new walk state */
-
- cleanup:
- acpi_ut_release_owner_id(&obj_desc->method.owner_id);
+cleanup:
+ /* Decrement the thread count on the method parse tree */
if (next_walk_state && (next_walk_state->method_desc)) {
- /* Decrement the thread count on the method parse tree */
-
next_walk_state->method_desc->method.thread_count--;
}
- (void)acpi_ds_terminate_control_method(next_walk_state);
- acpi_ds_delete_walk_state(next_walk_state);
+ /* On error, we must delete the new walk state */
+ acpi_ds_terminate_control_method (next_walk_state);
+ acpi_ds_delete_walk_state (next_walk_state);
+end:
return_ACPI_STATUS(status);
}
@@ -479,7 +480,7 @@ acpi_ds_restart_control_method(struct acpi_walk_state *walk_state,
*
* PARAMETERS: walk_state - State of the method
*
- * RETURN: Status
+ * RETURN: None
*
* DESCRIPTION: Terminate a control method. Delete everything that the method
* created, delete all locals and arguments, and delete the parse
@@ -487,7 +488,7 @@ acpi_ds_restart_control_method(struct acpi_walk_state *walk_state,
*
******************************************************************************/
-acpi_status acpi_ds_terminate_control_method(struct acpi_walk_state *walk_state)
+void acpi_ds_terminate_control_method(struct acpi_walk_state *walk_state)
{
union acpi_operand_object *obj_desc;
struct acpi_namespace_node *method_node;
@@ -496,14 +497,14 @@ acpi_status acpi_ds_terminate_control_method(struct acpi_walk_state *walk_state)
ACPI_FUNCTION_TRACE_PTR("ds_terminate_control_method", walk_state);
if (!walk_state) {
- return (AE_BAD_PARAMETER);
+ return_VOID;
}
/* The current method object was saved in the walk state */
obj_desc = walk_state->method_desc;
if (!obj_desc) {
- return_ACPI_STATUS(AE_OK);
+ return_VOID;
}
/* Delete all arguments and locals */
@@ -517,7 +518,7 @@ acpi_status acpi_ds_terminate_control_method(struct acpi_walk_state *walk_state)
*/
status = acpi_ut_acquire_mutex(ACPI_MTX_PARSER);
if (ACPI_FAILURE(status)) {
- return_ACPI_STATUS(status);
+ return_VOID;
}
/* Signal completion of the execution of this method if necessary */
@@ -574,7 +575,7 @@ acpi_status acpi_ds_terminate_control_method(struct acpi_walk_state *walk_state)
*/
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
- return_ACPI_STATUS(status);
+ goto cleanup;
}
if (method_node->child) {
@@ -592,10 +593,9 @@ acpi_status acpi_ds_terminate_control_method(struct acpi_walk_state *walk_state)
owner_id);
if (ACPI_FAILURE(status)) {
- return_ACPI_STATUS(status);
+ goto cleanup;
}
}
-
- status = acpi_ut_release_mutex(ACPI_MTX_PARSER);
- return_ACPI_STATUS(status);
+cleanup:
+ acpi_ut_release_mutex (ACPI_MTX_PARSER);
}
diff --git a/drivers/acpi/parser/psparse.c b/drivers/acpi/parser/psparse.c
index 3248051d77ee..36771309c62f 100644
--- a/drivers/acpi/parser/psparse.c
+++ b/drivers/acpi/parser/psparse.c
@@ -438,7 +438,6 @@ acpi_ps_next_parse_state(struct acpi_walk_state *walk_state,
acpi_status acpi_ps_parse_aml(struct acpi_walk_state *walk_state)
{
acpi_status status;
- acpi_status terminate_status;
struct acpi_thread_state *thread;
struct acpi_thread_state *prev_walk_list = acpi_gbl_current_walk_list;
struct acpi_walk_state *previous_walk_state;
@@ -508,6 +507,9 @@ acpi_status acpi_ps_parse_aml(struct acpi_walk_state *walk_state)
walk_state->method_node, NULL,
status);
+ /* Make sure that failed method will be cleaned as if it was executed */
+ walk_state->parse_flags |= ACPI_PARSE_EXECUTE;
+
/* Check for possible multi-thread reentrancy problem */
if ((status == AE_ALREADY_EXISTS) &&
@@ -524,14 +526,6 @@ acpi_status acpi_ps_parse_aml(struct acpi_walk_state *walk_state)
}
}
- if (walk_state->method_desc) {
- /* Decrement the thread count on the method parse tree */
-
- if (walk_state->method_desc->method.thread_count) {
- walk_state->method_desc->method.thread_count--;
- }
- }
-
/* We are done with this walk, move on to the parent if any */
walk_state = acpi_ds_pop_walk_state(thread);
@@ -546,13 +540,10 @@ acpi_status acpi_ps_parse_aml(struct acpi_walk_state *walk_state)
*/
if ((walk_state->parse_flags & ACPI_PARSE_MODE_MASK) ==
ACPI_PARSE_EXECUTE) {
- terminate_status =
- acpi_ds_terminate_control_method(walk_state);
- if (ACPI_FAILURE(terminate_status)) {
- ACPI_REPORT_ERROR(("Could not terminate control method properly\n"));
-
- /* Ignore error and continue */
+ if (walk_state->method_desc) {
+ walk_state->method_desc->method.thread_count--;
}
+ acpi_ds_terminate_control_method (walk_state);
}
/* Delete this walk state and all linked control states */
diff --git a/drivers/acpi/parser/psxface.c b/drivers/acpi/parser/psxface.c
index 80c67f2d3dd2..f6904bdf5739 100644
--- a/drivers/acpi/parser/psxface.c
+++ b/drivers/acpi/parser/psxface.c
@@ -99,16 +99,6 @@ acpi_status acpi_ps_execute_method(struct acpi_parameter_info *info)
}
/*
- * Get a new owner_id for objects created by this method. Namespace
- * objects (such as Operation Regions) can be created during the
- * first pass parse.
- */
- status = acpi_ut_allocate_owner_id(&info->obj_desc->method.owner_id);
- if (ACPI_FAILURE(status)) {
- return_ACPI_STATUS(status);
- }
-
- /*
* The caller "owns" the parameters, so give each one an extra
* reference
*/
@@ -139,9 +129,6 @@ acpi_status acpi_ps_execute_method(struct acpi_parameter_info *info)
status = acpi_ps_execute_pass(info);
cleanup:
- if (info->obj_desc->method.owner_id) {
- acpi_ut_release_owner_id(&info->obj_desc->method.owner_id);
- }
/* Take away the extra reference that we gave the parameters above */
diff --git a/drivers/acpi/utilities/utmisc.c b/drivers/acpi/utilities/utmisc.c
index f0275025b718..c2f5b2adb5d6 100644
--- a/drivers/acpi/utilities/utmisc.c
+++ b/drivers/acpi/utilities/utmisc.c
@@ -67,6 +67,8 @@ acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id)
ACPI_FUNCTION_TRACE("ut_allocate_owner_id");
+ WARN_ON(*owner_id);
+
/* Mutex for the global ID mask */
status = acpi_ut_acquire_mutex(ACPI_MTX_CACHES);
diff --git a/include/acpi/acdispat.h b/include/acpi/acdispat.h
index 59306186f5e2..c436e8be6ba8 100644
--- a/include/acpi/acdispat.h
+++ b/include/acpi/acdispat.h
@@ -194,7 +194,7 @@ acpi_status
acpi_ds_restart_control_method(struct acpi_walk_state *walk_state,
union acpi_operand_object *return_desc);
-acpi_status
+void
acpi_ds_terminate_control_method(struct acpi_walk_state *walk_state);
acpi_status
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