338 	spin_lock_init(&ctx->completion_lock);  in io_ring_ctx_alloc()
385 		spin_lock(&req->ctx->completion_lock);  in io_clean_op()
387 		spin_unlock(&req->ctx->completion_lock);  in io_clean_op()
607 	spin_lock(&ctx->completion_lock);  in io_eventfd_flush_signal()
619 	spin_unlock(&ctx->completion_lock);  in io_eventfd_flush_signal()
633 		spin_lock(&ctx->completion_lock);  in __io_commit_cqring_flush()
635 		spin_unlock(&ctx->completion_lock);  in __io_commit_cqring_flush()
644 		spin_lock(&ctx->completion_lock);  in __io_cq_lock()
648 	__acquires(ctx->completion_lock)  in io_cq_lock()
650 	spin_lock(&ctx->completion_lock);  in io_cq_lock()
658 			spin_unlock(&ctx->completion_lock);  in __io_cq_unlock_post()
667 	__releases(ctx->completion_lock)  in io_cq_unlock_post()
670 	spin_unlock(&ctx->completion_lock);  in io_cq_unlock_post()
681 	spin_lock(&ctx->completion_lock);  in io_cqring_overflow_kill()
684 	spin_unlock(&ctx->completion_lock);  in io_cqring_overflow_kill()
794 	lockdep_assert_held(&ctx->completion_lock);  in io_cqring_event_overflow()
912 				spin_lock(&ctx->completion_lock);  in __io_flush_post_cqes()
915 				spin_unlock(&ctx->completion_lock);  in __io_flush_post_cqes()
1076 	spin_lock(&ctx->completion_lock);  in io_flush_cached_locked_reqs()
1079 	spin_unlock(&ctx->completion_lock);  in io_flush_cached_locked_reqs()
1143 	spin_lock(&ctx->completion_lock);  in __io_req_find_next_prep()
1145 	spin_unlock(&ctx->completion_lock);  in __io_req_find_next_prep()
1570 				spin_lock(&ctx->completion_lock);  in __io_submit_flush_completions()
1572 				spin_unlock(&ctx->completion_lock);  in __io_submit_flush_completions()
1817 	spin_lock(&ctx->completion_lock);  in io_drain_req()
1819 		spin_unlock(&ctx->completion_lock);  in io_drain_req()
1825 	spin_unlock(&ctx->completion_lock);  in io_drain_req()
1835 	spin_lock(&ctx->completion_lock);  in io_drain_req()
1837 		spin_unlock(&ctx->completion_lock);  in io_drain_req()
1846 	spin_unlock(&ctx->completion_lock);  in io_drain_req()
2384 			spin_lock(&ctx->completion_lock);  in io_get_sqe()
2386 			spin_unlock(&ctx->completion_lock);  in io_get_sqe()
2847 	spin_lock(&ctx->completion_lock);  in io_eventfd_register()
2849 	spin_unlock(&ctx->completion_lock);  in io_eventfd_register()
2974 	spin_lock(&ctx->completion_lock);  in io_activate_pollwq()
2991 	spin_unlock(&ctx->completion_lock);  in io_activate_pollwq()
3164 	spin_lock(&ctx->completion_lock);  in io_ring_exit_work()
3165 	spin_unlock(&ctx->completion_lock);  in io_ring_exit_work()
3235 	spin_lock(&ctx->completion_lock);  in io_cancel_defer_files()
3242 	spin_unlock(&ctx->completion_lock);  in io_cancel_defer_files()