io_uring/trace: rename io_uring_queue_async_work event "rw" field

The io_uring_queue_async_work tracepoint event stores an int rw field
that represents whether the work item is hashed. Rename it to "hashed"
and change its type to bool to more accurately reflect its value.

Signed-off-by: Caleb Sander Mateos <[e-mail]>
Signed-off-by: Jens Axboe <[e-mail]>

include/trace/events/io_uring.h

···
  * io_uring_queue_async_work - called before submitting a new async work
  *
  * @req:	pointer to a submitted request
- * @rw:		type of workqueue, hashed or normal
+ * @hashed:	whether async work is hashed
  *
  * Allows to trace asynchronous work submission.
  */
 TRACE_EVENT(io_uring_queue_async_work,
 
-	TP_PROTO(struct io_kiocb *req, int rw),
+	TP_PROTO(struct io_kiocb *req, bool hashed),
 
-	TP_ARGS(req, rw),
+	TP_ARGS(req, hashed),
 
 	TP_STRUCT__entry (
 		__field(  void *,			ctx		)
···
 		__field(  u8,				opcode		)
 		__field(  unsigned long long,		flags		)
 		__field(  struct io_wq_work *,		work		)
-		__field(  int,				rw		)
+		__field(  bool,				hashed		)
 
 		__string( op_str, io_uring_get_opcode(req->opcode)	)
 	),
···
 		__entry->flags		= (__force unsigned long long) req->flags;
 		__entry->opcode		= req->opcode;
 		__entry->work		= &req->work;
-		__entry->rw		= rw;
+		__entry->hashed		= hashed;
 
 		__assign_str(op_str);
 	),
···
 	TP_printk("ring %p, request %p, user_data 0x%llx, opcode %s, flags 0x%llx, %s queue, work %p",
 		__entry->ctx, __entry->req, __entry->user_data,
 		__get_str(op_str), __entry->flags,
-		__entry->rw ? "hashed" : "normal", __entry->work)
+		__entry->hashed ? "hashed" : "normal", __entry->work)
 );
 
 /**