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Re: [Xen-devel] [PATCH v2] x86/vm_event: toggle singlestep from vm_event response

>>> On 06.07.15 at 19:03, <rcojocaru@xxxxxxxxxxxxxxx> wrote:
> I don't mind just having the comment for now, so for what it's worth I
> stand by my ack.
> Having said that (and with the understading that it is beyond the scope
> of this patch), a way to validate things like these is a good idea. I
> wonder if, in a future patch, we could not have ./configure detect these
> things and simply disable the relevant VM_EVENT_FLAG constants with
> #if(n)defs, for example. That way, you wouldn't be able to compile code
> that wouldn't work silently on platforms where that is the case.

I don't follow: Are you saying this assuming that everyone would
configure and build on the target system? I.e. are you leaving
distros completely out of consideration?


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