tree 6991c8002d4ff2b4d41e48efda0bff7cff419c35
parent 778889d8412e36e666b1e4ce108373613c84b428
author Damien Le Moal <damien.lemoal@wdc.com> 1479796729 +0900
committer Jens Axboe <axboe@fb.com> 1479827349 -0700

block_dev: Fixed direct I/O bio sector calculation

A direct I/O alignment must be always checked against the device blocks size,
but the I/O offset (bio->bi_iter.bi_sector must always use 512B sector unit, and
not the actual logical block size.

Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>