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block: Stop using byte offsets

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All callers of the stacking functions use 512-byte sector units rather
than byte offsets.  Simplify the code so the stacking functions take
sectors when specifying data offsets.

Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
Martin K. Petersen
2010-01-11 03:21:51 -05:00
committed by Jens Axboe
parent ce289321b7
commit e03a72e136
3 changed files with 18 additions and 32 deletions
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7
fs/partitions/check.c
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@@ -412,9 +412,10 @@ struct hd_struct *add_partition(struct gendisk *disk, int partno,
pdev = part_to_dev(p);
p->start_sect = start;
p->alignment_offset = queue_sector_alignment_offset(disk->queue, start);
p->discard_alignment = queue_sector_discard_alignment(disk->queue,
start);
p->alignment_offset =
queue_limit_alignment_offset(&disk->queue->limits, start);
p->discard_alignment =
queue_limit_discard_alignment(&disk->queue->limits, start);
p->nr_sects = len;
p->partno = partno;
p->policy = get_disk_ro(disk);