linux-kernel - [PATCH 1/2] block: remove commented out code from diskstats

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Date:   Thu, 20 Jan 2022 11:52:47 +0100
From:   Daniel Wagner <dwagner@...e.de>
To:     linux-block@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org, Jens Axboe <axboe@...nel.dk>,
        Hannes Reinecke <hare@...e.de>, Daniel Wagner <dwagner@...e.de>
Subject: [PATCH 1/2] block: remove commented out code from diskstats_show

The diskstats format is ABI, so we just can't add a new header. The
code snippet has been commented out since at least v2.6.12-rc2.
Remove it.

Signed-off-by: Daniel Wagner <dwagner@...e.de>
---
 block/genhd.c | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/block/genhd.c b/block/genhd.c
index 626c8406f21a..c9d4386dd177 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -1162,14 +1162,6 @@ static int diskstats_show(struct seq_file *seqf, void *v)
 	struct disk_stats stat;
 	unsigned long idx;
 
-	/*
-	if (&disk_to_dev(gp)->kobj.entry == block_class.devices.next)
-		seq_puts(seqf,	"major minor name"
-				"     rio rmerge rsect ruse wio wmerge "
-				"wsect wuse running use aveq"
-				"\n\n");
-	*/
-
 	rcu_read_lock();
 	xa_for_each(&gp->part_tbl, idx, hd) {
 		if (bdev_is_partition(hd) && !bdev_nr_sectors(hd))
-- 
2.29.2