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[dm-devel] smaller size mapping

From: Ming Zhang <mingz ele uri edu>
To: device-mapper development <dm-devel redhat com>
Subject: [dm-devel] smaller size mapping
Date: Thu, 20 Apr 2006 18:42:44 -0400

Hi 

I am writing a dm map module and met this issue. I need a 4K super block
for my dm device. so assume i map 1MB block device to it, the new dm
device size will be 1MB-4KB. how can i achieve this?

thx!

Ming

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