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Re: [Xen-devel] [PATCH v2 2/3] x86/ioreq server: Rename p2m_mmio_write_dm to p2m_ioreq_server

On Wed, Apr 20, 2016 at 5:52 PM, Jan Beulich <jbeulich@xxxxxxxx> wrote:
>>If it's the case that the only code that uses this is in XenServer,
>>then I'd say the answer to #1 can be simply, "Don't compile" and
>>"Don't do that" respectively; and the answer to #2 can be either
>>"Leave it be" or "Remove the enum from the public interface".
>>If there are other projects that have started to use this interface,
>>then we need a better answer to #1 than "Compile but fail in
>>unpredicatble ways".
> How would we know whether there are other users?

Well we'd wait for them to complain... at which point we would have
had a release with an *incompatible* ABI and no way to change it.

So yes, upon consideration, burning the enum value is really the only
option. :-)


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