Commit 9f2f3830 authored by NeilBrown's avatar NeilBrown
Browse files

md: Disable bad blocks and v0.90 metadata. 



v0.90 metadata cannot record bad blocks, so when loading metadata
for such a device, set shift to -1.

Signed-off-by: default avatarNeilBrown <neilb@suse.de>
parent 2699b672

drivers/md/md.c

+4 −0
Original line number Diff line number Diff line
@@ -1058,6 +1058,7 @@ static int super_90_load(mdk_rdev_t *rdev, mdk_rdev_t *refdev, int minor_version 
	rdev->preferred_minor = sb->md_minor;

	rdev->data_offset = 0;

	rdev->sb_size = MD_SB_BYTES;

	rdev->badblocks.shift = -1;



	if (sb->level == LEVEL_MULTIPATH)

		rdev->desc_nr = -1;
@@ -3004,6 +3005,9 @@ static mdk_rdev_t *md_import_device(dev_t newdev, int super_format, int super_mi 
			goto abort_free;

		}

	}

	if (super_format == -1)

		/* hot-add for 0.90, or non-persistent: so no badblocks */

		rdev->badblocks.shift = -1;



	return rdev;