kernel/locks/user_mutex.cpp

150 // #pragma mark - user mutex context
225 	struct user_mutex_context* context =
227 	if (context != NULL)
228 		return context;
235 	context = new(std::nothrow) user_mutex_context;
236 	if (context == NULL)
239 	context->lock = RW_LOCK_INITIALIZER("user mutex table");
240 	if (context->table.Init() != B_OK) {
241 		delete context;
245 	team->user_mutex_context = context;
246 	return context;
251 delete_user_mutex_context(struct user_mutex_context* context)
253 	if (context == NULL)
257 	ASSERT(context->table.IsEmpty());
258 	delete context;
263 get_user_mutex_entry(struct user_mutex_context* context,
268 		tableReadLocker.SetTo(context->lock, false);
270 	UserMutexEntry* entry = context->table.Lookup(address);
278 	WriteLocker tableWriteLocker(context->lock);
280 	entry = context->table.Lookup(address);
295 	context->table.Insert(entry);
301 put_user_mutex_entry(struct user_mutex_context* context, UserMutexEntry* entry)
310 	WriteLocker tableWriteLocker(context->lock);
313 	if (context->table.Lookup(address) != entry)
320 	context->table.Remove(entry);
619 	struct user_mutex_context* context = contextFetcher.Context();
623 	ReadLocker tableReadLocker(context->lock);
624 	UserMutexEntry* entry = get_user_mutex_entry(context,
633 	put_user_mutex_entry(context, entry);
666 	struct user_mutex_context* context = contextFetcher.Context();
668 	UserMutexEntry* entry = get_user_mutex_entry(context, contextFetcher.Address());
677 	put_user_mutex_entry(context, entry);
692 	struct user_mutex_context* context = contextFetcher.Context();
694 	UserMutexEntry* entry = get_user_mutex_entry(context,
699 	put_user_mutex_entry(context, entry);