How to disable all GEOM tasting?

Tue Jul 30 21:41:17 UTC 2013

On Mon, Jul 29, 2013 at 05:14:04PM +0000, Rotate 13 wrote:
> How to disable *all* GEOM tasting of newly-attached devices?  I looked
> through the manuals, searched web, grepped sysctl -ad.  I only find
> sysctl to disable all tasting for graid (kern.geom.raid.enable).
> 
> Example, if I have removable drive I want to pop in and access from
> userland with open("/dev/foo0", O_RDONLY); without various GEOM
> modules first trying to understand.

As far as I know there is no way to do this, but the existence of
partition tables shouldn't have any effect on your ability to open the raw
device as long as you haven't configured something in devd or similar to
open those partitions.

-- Brooks
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