21 		   struct acpi_thread_state *thread);
37 	struct acpi_thread_state *thread = obj_desc->mutex.owner_thread;  in acpi_ex_unlink_mutex()  local
39 	if (!thread) {  in acpi_ex_unlink_mutex()
61 		thread->acquired_mutex_list = obj_desc->mutex.next;  in acpi_ex_unlink_mutex()
70  *              thread              - Current executing thread object
80 		   struct acpi_thread_state *thread)  in acpi_ex_link_mutex()  argument
84 	list_head = thread->acquired_mutex_list;  in acpi_ex_link_mutex()
99 	thread->acquired_mutex_list = obj_desc;  in acpi_ex_link_mutex()
108  *              thread_id           - Current thread state
113  *              path that supports multiple acquires by the same thread.
138 	/* Support for multiple acquires by the owning thread */  in acpi_ex_acquire_mutex_object()
142 		 * The mutex is already owned by this thread, just increment the  in acpi_ex_acquire_mutex_object()
203 	/* Must have a valid thread state struct */  in acpi_ex_acquire_mutex()
205 	if (!walk_state->thread) {  in acpi_ex_acquire_mutex()
207 			    "Cannot acquire Mutex [%4.4s], null thread info",  in acpi_ex_acquire_mutex()
216 	if (walk_state->thread->current_sync_level > obj_desc->mutex.sync_level) {  in acpi_ex_acquire_mutex()
221 			    walk_state->thread->current_sync_level));  in acpi_ex_acquire_mutex()
226 			  "Acquiring: Mutex SyncLevel %u, Thread SyncLevel %u, "  in acpi_ex_acquire_mutex()
229 			  walk_state->thread->current_sync_level,  in acpi_ex_acquire_mutex()
231 			  walk_state->thread));  in acpi_ex_acquire_mutex()
235 					      walk_state->thread->thread_id);  in acpi_ex_acquire_mutex()
239 		/* Save Thread object, original/current sync levels */  in acpi_ex_acquire_mutex()
241 		obj_desc->mutex.owner_thread = walk_state->thread;  in acpi_ex_acquire_mutex()
243 		    walk_state->thread->current_sync_level;  in acpi_ex_acquire_mutex()
244 		walk_state->thread->current_sync_level =  in acpi_ex_acquire_mutex()
247 		/* Link the mutex to the current thread for force-unlock at method exit */  in acpi_ex_acquire_mutex()
249 		acpi_ex_link_mutex(obj_desc, walk_state->thread);  in acpi_ex_acquire_mutex()
253 			  "Acquired: Mutex SyncLevel %u, Thread SyncLevel %u, Depth %u\n",  in acpi_ex_acquire_mutex()
255 			  walk_state->thread->current_sync_level,  in acpi_ex_acquire_mutex()
271  *              previous multiple acquires) by the same thread.
363 	/* Must have a valid thread ID */  in acpi_ex_release_mutex()
365 	if (!walk_state->thread) {  in acpi_ex_release_mutex()
367 			    "Cannot release Mutex [%4.4s], null thread info",  in acpi_ex_release_mutex()
373 	 * The Mutex is owned, but this thread must be the owner.  in acpi_ex_release_mutex()
374 	 * Special case for Global Lock, any thread can release  in acpi_ex_release_mutex()
376 	if ((owner_thread->thread_id != walk_state->thread->thread_id) &&  in acpi_ex_release_mutex()
379 			    "Thread %u cannot release Mutex [%4.4s] acquired by thread %u",  in acpi_ex_release_mutex()
380 			    (u32)walk_state->thread->thread_id,  in acpi_ex_release_mutex()
399 			    walk_state->thread->current_sync_level));  in acpi_ex_release_mutex()
412 			  "Releasing: Object SyncLevel %u, Thread SyncLevel %u, "  in acpi_ex_release_mutex()
415 			  walk_state->thread->current_sync_level,  in acpi_ex_release_mutex()
418 			  walk_state->thread));  in acpi_ex_release_mutex()
433 			  "Released: Object SyncLevel %u, Thread SyncLevel, %u, "  in acpi_ex_release_mutex()
436 			  walk_state->thread->current_sync_level,  in acpi_ex_release_mutex()
447  * PARAMETERS:  thread              - Current executing thread object
451  * DESCRIPTION: Release all mutexes held by this thread
453  * NOTE: This function is called as the thread is exiting the interpreter.
455  * only when the parent thread actually exits the interpreter. This allows one
461 void acpi_ex_release_all_mutexes(struct acpi_thread_state *thread)  in acpi_ex_release_all_mutexes()  argument
463 	union acpi_operand_object *next = thread->acquired_mutex_list;  in acpi_ex_release_all_mutexes()
489 		/* Update Thread sync_level (Last mutex is the important one) */  in acpi_ex_release_all_mutexes()
491 		thread->current_sync_level =  in acpi_ex_release_all_mutexes()