On May 2, 2016 07:12, "Jan Beulich" <jbeul...@suse.com> wrote:
>
> >>> On 29.04.16 at 20:07, <ta...@tklengyel.com> wrote:
> > @@ -229,8 +231,15 @@ struct vm_event_write_ctrlreg {
> > uint64_t old_value;
> > };
> >
> > +struct vm_event_singlestep {
> > + uint64_t gfn;
> > +};
> > +
> > struct vm_event_debug {
> > uint64_t gfn;
> > + uint8_t type; /* HVMOP_TRAP_* */
> > + uint8_t insn_length;
> > + uint8_t _pad[6];
> > };
>
> This being an incompatible change - didn't you mean to increment some
> version number?
>
> Jan
I'm not sure. It would still work with clients compiled with the older
version of the header as the layout of the debug struct didnt change, was
just appended. The size of the request/response struct didn't change either
so technically this would still be backwards compatible.
Tamas
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