79 	if (test_and_set_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) {  in fence_signal_locked()
109 	unsigned long flags;  in fence_signal()  local
119 	if (test_and_set_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags))  in fence_signal()
124 	if (test_bit(FENCE_FLAG_ENABLE_SIGNAL_BIT, &fence->flags)) {  in fence_signal()
127 		spin_lock_irqsave(fence->lock, flags);  in fence_signal()
132 		spin_unlock_irqrestore(fence->lock, flags);  in fence_signal()
203 	unsigned long flags;  in fence_enable_sw_signaling()  local
205 	if (!test_and_set_bit(FENCE_FLAG_ENABLE_SIGNAL_BIT, &fence->flags) &&  in fence_enable_sw_signaling()
206 	    !test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) {  in fence_enable_sw_signaling()
209 		spin_lock_irqsave(fence->lock, flags);  in fence_enable_sw_signaling()
214 		spin_unlock_irqrestore(fence->lock, flags);  in fence_enable_sw_signaling()
245 	unsigned long flags;  in fence_add_callback()  local
252 	if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags)) {  in fence_add_callback()
257 	spin_lock_irqsave(fence->lock, flags);  in fence_add_callback()
259 	was_set = test_and_set_bit(FENCE_FLAG_ENABLE_SIGNAL_BIT, &fence->flags);  in fence_add_callback()
261 	if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags))  in fence_add_callback()
277 	spin_unlock_irqrestore(fence->lock, flags);  in fence_add_callback()
301 	unsigned long flags;  in fence_remove_callback()  local
304 	spin_lock_irqsave(fence->lock, flags);  in fence_remove_callback()
310 	spin_unlock_irqrestore(fence->lock, flags);  in fence_remove_callback()
344 	unsigned long flags;  in fence_default_wait()  local
348 	if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags))  in fence_default_wait()
351 	spin_lock_irqsave(fence->lock, flags);  in fence_default_wait()
358 	was_set = test_and_set_bit(FENCE_FLAG_ENABLE_SIGNAL_BIT, &fence->flags);  in fence_default_wait()
360 	if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags))  in fence_default_wait()
376 	while (!test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags) && ret > 0) {  in fence_default_wait()
381 		spin_unlock_irqrestore(fence->lock, flags);  in fence_default_wait()
385 		spin_lock_irqsave(fence->lock, flags);  in fence_default_wait()
395 	spin_unlock_irqrestore(fence->lock, flags);  in fence_default_wait()
407 		if (test_bit(FENCE_FLAG_SIGNALED_BIT, &fence->flags))  in fence_test_signaled_any()
528 	fence->flags = 0UL;  in fence_init()