This modifies raid1's narrow_write_error to round up block_sectors to the
device's logical block size.
This prevents sd complaining about "Bad block number requested" for non-512-byte
sector disks.
Signed-off-by: Nate Dailey <nate.dailey@xxxxxxxxxxx>
---
diff -Nupr a/drivers/md/raid1.c b/drivers/md/raid1.c
--- a/drivers/md/raid1.c 2015-02-10 15:29:02.000000000 -0500
+++ b/drivers/md/raid1.c 2015-02-10 15:29:45.000000000 -0500
@@ -2206,7 +2206,8 @@ static int narrow_write_error(struct r1b
if (rdev->badblocks.shift < 0)
return 0;
- block_sectors = 1 << rdev->badblocks.shift;
+ block_sectors = roundup(1 << rdev->badblocks.shift,
+ bdev_logical_block_size(rdev->bdev) >> 9);
sector = r1_bio->sector;
sectors = ((sector + block_sectors)
& ~(sector_t)(block_sectors - 1))
--
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