Re: [PATCH v4 00/12] Unify TDCALL/SEAMCALL and TDVMCALL assembly

Huang, Kai
2023-09-06T12:21:51Z

On Wed, 2023-09-06 at 13:57 +0200, Peter Zijlstra wrote:
> On Tue, Sep 05, 2023 at 11:01:28PM +0000, Huang, Kai wrote:
> > On Tue, 2023-08-15 at 23:01 +1200, Kai Huang wrote:
> > > Hi Peter, Kirill,
> > >
> > > This series unifies the assembly code for TDCALL/SEAMCALL and TDVMCALL.
> > > Now all of them use one singe TDX_MODULE_CALL asm macro. More
> > > information please see cover letter of v2 (see link below).
> > >
> > > Tested by booting TDX guest, initializing TDX module, and running TDX
> > > guest successfully, all with this series applied.
> > >
> > >
> >
> > Hi Peter,
> >
> > Sorry to ping, but could you take a look whether you are OK with this series?
> >
> > Basically Kirill has provided his Reviewed-by for all the patches except the
> > last one (Add unused registers to 'struct tdx_module_args' to optimize VP.ENTER
> > for KVM), which he didn't like. But it is pretty much a standalone optimization
> > patch we either can have or drop when applying, so I'll leave to you.
> >
> > Also feel free to let me know if I can help you on anything to offload part of
> > your load? :-)
>
> This looks good, thanks!
>
> Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>

Thanks!