blk-mq: Make blk_flags_show() callers append a newline character

This patch does not change any functionality but makes it possible
to produce a single line of output with multiple flag-to-name
translations.
Signed-off-by: NBart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: NOmar Sandoval <osandov@fb.com>
Reviewed-by: NHannes Reinecke <hare@suse.com>
Signed-off-by: NJens Axboe <axboe@fb.com>

block/blk-mq-debugfs.c

@@ -60,7 +60,6 @@ static int blk_flags_show(struct seq_file *m, const unsigned long flags,
 		else
 			seq_printf(m, "%d", i);
 	}
-	seq_puts(m, "\n");
 	return 0;
 }
 
@@ -102,6 +101,7 @@ static int blk_queue_flags_show(struct seq_file *m, void *v)
 
 	blk_flags_show(m, q->queue_flags, blk_queue_flag_name,
 		       ARRAY_SIZE(blk_queue_flag_name));
+	seq_puts(m, "\n");
 	return 0;
 }
 
@@ -193,6 +193,7 @@ static int hctx_state_show(struct seq_file *m, void *v)
 
 	blk_flags_show(m, hctx->state, hctx_state_name,
 		       ARRAY_SIZE(hctx_state_name));
+	seq_puts(m, "\n");
 	return 0;
 }
 
@@ -236,6 +237,7 @@ static int hctx_flags_show(struct seq_file *m, void *v)
 	blk_flags_show(m,
 		       hctx->flags ^ BLK_ALLOC_POLICY_TO_MQ_FLAG(alloc_policy),
 		       hctx_flag_name, ARRAY_SIZE(hctx_flag_name));
+	seq_puts(m, "\n");
 	return 0;
 }