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Re: [dm-devel] [PATCH 1/2] dm-userspace: use ring buffer instead of system call



From: Dan Smith <danms us ibm com>
Subject: Re: [dm-devel] [PATCH 1/2] dm-userspace: use ring buffer instead	of	system call
Date: Tue, 02 Jan 2007 08:06:16 -0800

> FT> include/linux/dm-userspace.h is included by libdevmapper. So does
> FT> it need to be released under LGPL, doesn't it?
> 
> Actually, I think that include/linux/dm-userspace.h *must* be GPL'd to
> be included in the kernel.  Am I wrong?

include/linux/device-maper.h and include/linux/dm-ioctl.h are released
under the LGPL (so both libdevmapper and the kernel code can use them).


> I imagine that since libdevmapper is LGPL, dm-userspace.h will need to
> be replicated in the libdevmapper tree.  Maybe someone with more
> experience in this area could chime in.
> 
> -- 
> Dan Smith
> IBM Linux Technology Center
> Open Hypervisor Team
> email: danms us ibm com


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