[dm-devel] Re: [PATCH 12/17] bottom-layer barrier support
Alasdair G Kergon
agk at redhat.com
Mon Apr 27 23:52:26 UTC 2009
On Mon, Apr 27, 2009 at 07:49:44PM -0400, Mikulas Patocka wrote:
> Here it is:
> @@ -279,8 +280,9 @@ static int delay_map(struct dm_target *t
>
> if ((bio_data_dir(bio) == WRITE) && (dc->dev_write)) {
> bio->bi_bdev = dc->dev_write->bdev;
> - bio->bi_sector = dc->start_write +
> - (bio->bi_sector - ti->begin);
> + if (bio_sectors(bio))
> + bio->bi_sector = dc->start_write +
> + (bio->bi_sector - ti->begin);
Thanks:-)
Now it looks similar to the code in the other simple targets again.
Alasdair
--
agk at redhat.com
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