Messages in this thread |  | | | Date | Thu, 7 Mar 2002 09:53:01 +0000 | | Subject | Re: "layered" block devices and deadlock problems | | From | Joe Thornber <> |
| |
On Thu, Mar 07, 2002 at 01:13:11AM -0800, Andy Tai wrote: > Hi, I have been trying to write a kernel driver for a > "layered" block device, that is, a virtual device > which sits on top of actual physical devices and > redirects read/write requests to them.
There are three examples of this that you can look at: software raid (drivers/md/md.c), LVM (drivers/md/lvm*.c), and the device mapper (ftp://ftp.sistina.com/pub/LVM2/device-mapper). I'm biased so would recommend starting with dm.c in device-mapper.
- Joe - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
|  |