blk-mq: Make blk_flags_show() callers append a newline character
authorBart Van Assche <bart.vanassche@sandisk.com>
Wed, 26 Apr 2017 20:47:54 +0000 (13:47 -0700)
committerJens Axboe <axboe@fb.com>
Wed, 26 Apr 2017 21:09:04 +0000 (15:09 -0600)
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: Bart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: Omar Sandoval <osandov@fb.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
block/blk-mq-debugfs.c

index 1132be4..ccc7b0f 100644 (file)
@@ -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;
 }