DTrace (or other monitor) access to LBA of a block device

[Andriy Gapon]

on 06/12/2010 16:59 Alexander Leidinger said the following:
> I do not think it is trivial. The amount of discussion around this does not makes
> me want to do a MFC.

Sorry, I must have missed the discussion.
Could you please clarify what is not trivial in this case?
The change itself seems to be just a few lines... Are there any prerequisite
changes, or some politics, or etc?

-- 
Andriy Gapon