[dm-devel] Latest dm-userspace kernel code

[FUJITA Tomonori]

From: Dan Smith <danms at us.ibm.com>
Subject: [dm-devel] Latest dm-userspace kernel code
Date: Mon, 18 Sep 2006 07:52:48 -0700

> This is the latest dm-userspace kernel code.  I have removed the
> in-kernel remap cache and cleaned up a lot of code as a result.
> Performance of the map cache/no cache versions seem to be about the
> same.
> 
> I also tweaked the message protocol to be more rigid.  It now looks
> more like the ringbuffer messages, which should allow an easier
> transition to a ringbuffer approach.  This is not completely clean,
> but I wanted to post it for visibility now that it seems to be stable
> for me.

Thanks.

Have you already started to write the ring buffer interface for the
performance comparison? Or would you like me to implement it?