36 	kmutex_t efd_lock;			/* lock protecting state */  member
100 	mutex_enter(&state->efd_lock);  in eventfd_read()
104 			mutex_exit(&state->efd_lock);  in eventfd_read()
108 		if (!cv_wait_sig_swap(&state->efd_cv, &state->efd_lock)) {  in eventfd_read()
109 			mutex_exit(&state->efd_lock);  in eventfd_read()
137 	mutex_exit(&state->efd_lock);  in eventfd_read()
170 	mutex_enter(&state->efd_lock);  in eventfd_write()
174 			mutex_exit(&state->efd_lock);  in eventfd_write()
179 		if (!cv_wait_sig_swap(&state->efd_cv, &state->efd_lock)) {  in eventfd_write()
181 			mutex_exit(&state->efd_lock);  in eventfd_write()
199 	mutex_exit(&state->efd_lock);  in eventfd_write()
219 	mutex_enter(&state->efd_lock);  in eventfd_poll()
232 	mutex_exit(&state->efd_lock);  in eventfd_poll()
248 		mutex_enter(&state->efd_lock);  in eventfd_ioctl()
250 		mutex_exit(&state->efd_lock);  in eventfd_ioctl()