Commit 7cee6d4e authored by Yufen Yu's avatar Yufen Yu Committed by Song Liu
Browse files

md/raid10: end bio when the device faulty 



Just like raid1, we do not queue write error bio to retry write
and acknowlege badblocks, when the device is faulty.

Signed-off-by: default avatarYufen Yu <yuyufen@huawei.com>
Signed-off-by: default avatarSong Liu <songliubraving@fb.com>
parent eeba6809

drivers/md/raid10.c

+14 −12
Original line number Diff line number Diff line
@@ -465,19 +465,21 @@ static void raid10_end_write_request(struct bio *bio) 
			if (test_bit(FailFast, &rdev->flags) &&

			    (bio->bi_opf & MD_FAILFAST)) {

				md_error(rdev->mddev, rdev);

				if (!test_bit(Faulty, &rdev->flags))

					/* This is the only remaining device,

					 * We need to retry the write without

					 * FailFast

			}



			/*

			 * When the device is faulty, it is not necessary to

			 * handle write error.

			 * For failfast, this is the only remaining device,

			 * We need to retry the write without FailFast.

			 */

			if (!test_bit(Faulty, &rdev->flags))

				set_bit(R10BIO_WriteError, &r10_bio->state);

			else {

				r10_bio->devs[slot].bio = NULL;

				to_put = bio;

				dec_rdev = 1;

			}

			} else

				set_bit(R10BIO_WriteError, &r10_bio->state);

		}

	} else {

		/*