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Message-ID: <e5e18b2eed05b15867ad5c9b1288ae128967bf21.camel@intel.com>
Date: Wed, 6 Sep 2023 12:21:35 +0000
From: "Huang, Kai" <kai.huang@...el.com>
To: "peterz@...radead.org" <peterz@...radead.org>
CC: "Hansen, Dave" <dave.hansen@...el.com>,
"Christopherson,, Sean" <seanjc@...gle.com>,
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"sathyanarayanan.kuppuswamy@...ux.intel.com"
<sathyanarayanan.kuppuswamy@...ux.intel.com>
Subject: Re: [PATCH v4 00/12] Unify TDCALL/SEAMCALL and TDVMCALL assembly
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@...radead.org>
Thanks!
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