[dm-devel] questions about device-mappers XXXX-map funtion()
Heinz J . Mauelshagen
mauelshagen at sistina.com
Wed Sep 10 05:17:01 UTC 2003
Jon,
you want to look at Christoph Saout's great stuff at
http://www.saout.de/misc/dm-crypt.c
On Sun, Sep 07, 2003 at 01:31:08PM +0200, Jon Bendtsen wrote:
> Me and a friend are trying to built encryption into LVM2, and are
> currently in the process of making a dm-crypt mapping target.
> (it is also a university project).
>
> We copy a bio, not cloning. After this we encrypt the data in the bio,
> bio_data(), and use submit_bio() to store it at the disk. But the
> original bio are still written to disk, so we are looking for a way
> to cancel the writing of this original bio?
>
>
>
> JonB
>
>
> _______________________________________________
> dm-devel mailing list
> dm-devel at sistina.com
> http://lists.sistina.com/mailman/listinfo/dm-devel
--
Regards,
Heinz -- The LVM Guy --
*** Software bugs are stupid.
Nevertheless it needs not so stupid people to solve them ***
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
Heinz Mauelshagen Sistina Software Inc.
Senior Consultant/Developer Am Sonnenhang 11
56242 Marienrachdorf
Germany
Mauelshagen at Sistina.com +49 2626 141200
FAX 924446
=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
More information about the dm-devel
mailing list