Commit f270f858 authored May 26, 2023 by Jens Axboe

Merge tag 'md-fixes-2023-05-24' of...

Merge tag 'md-fixes-2023-05-24' of https://git.kernel.org/pub/scm/linux/kernel/git/song/md into block-6.4

Pull MD fix from Song:

"This change fixes a raid5 regression since 5.12 kernels."

* tag 'md-fixes-2023-05-24' of https://git.kernel.org/pub/scm/linux/kernel/git/song/md:
  md/raid5: fix miscalculation of 'end_sector' in raid5_read_one_chunk()

parents 9491d01f 8557dc27

drivers/md/raid5.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -5516,7 +5516,7 @@ static int raid5_read_one_chunk(struct mddev mddev, struct bio raid_bio)

		sector = raid5_compute_sector(conf, raid_bio->bi_iter.bi_sector, 0,
		&dd_idx, NULL);
		end_sector = bio_end_sector(raid_bio);
		end_sector = sector + bio_sectors(raid_bio);

		rcu_read_lock();
		if (r5c_big_stripe_cached(conf, sector))