linux-kernel - Re: [PATCH v3 00/10] Support TDX guests on Hyper-V (the Hyper-V specific part)

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Date:   Fri, 25 Aug 2023 00:05:28 +0000
From:   Wei Liu <wei.liu@...nel.org>
To:     Dexuan Cui <decui@...rosoft.com>
Cc:     ak@...ux.intel.com, arnd@...db.de, bp@...en8.de,
        brijesh.singh@....com, dan.j.williams@...el.com,
        dave.hansen@...el.com, dave.hansen@...ux.intel.com,
        haiyangz@...rosoft.com, hpa@...or.com, jane.chu@...cle.com,
        kirill.shutemov@...ux.intel.com, kys@...rosoft.com,
        linux-hyperv@...r.kernel.org, luto@...nel.org, mingo@...hat.com,
        peterz@...radead.org, rostedt@...dmis.org,
        sathyanarayanan.kuppuswamy@...ux.intel.com, seanjc@...gle.com,
        tglx@...utronix.de, tony.luck@...el.com, wei.liu@...nel.org,
        Jason@...c4.com, nik.borisov@...e.com, mikelley@...rosoft.com,
        x86@...nel.org, linux-kernel@...r.kernel.org,
        linux-arch@...r.kernel.org, Tianyu.Lan@...rosoft.com,
        rick.p.edgecombe@...el.com, andavis@...hat.com, mheslin@...hat.com,
        vkuznets@...hat.com, xiaoyao.li@...el.com
Subject: Re: [PATCH v3 00/10] Support TDX guests on Hyper-V (the Hyper-V
 specific part)

On Thu, Aug 24, 2023 at 01:07:02AM -0700, Dexuan Cui wrote:
> Dexuan Cui (10):
>   x86/hyperv: Add hv_isolation_type_tdx() to detect TDX guests
>   x86/hyperv: Support hypercalls for fully enlightened TDX guests
>   Drivers: hv: vmbus: Support fully enlightened TDX guests
>   x86/hyperv: Fix serial console interrupts for fully enlightened TDX
>     guests
>   Drivers: hv: vmbus: Support >64 VPs for a fully enlightened TDX/SNP VM
>   x86/hyperv: Introduce a global variable hyperv_paravisor_present
>   Drivers: hv: vmbus: Bring the post_msg_page back for TDX VMs with the
>     paravisor
>   x86/hyperv: Use TDX GHCI to access some MSRs in a TDX VM with the
>     paravisor
>   x86/hyperv: Remove hv_isolation_type_en_snp
>   x86/hyperv: Move the code in ivm.c around to avoid unnecessary ifdef's
> 
>  arch/x86/hyperv/hv_apic.c          |  15 +-
>  arch/x86/hyperv/hv_init.c          |  59 ++++-
>  arch/x86/hyperv/ivm.c              | 374 ++++++++++++++++++-----------
>  arch/x86/include/asm/hyperv-tlfs.h |   3 +-
>  arch/x86/include/asm/mshyperv.h    |  43 +++-
>  arch/x86/kernel/cpu/mshyperv.c     |  65 ++++-
>  drivers/hv/connection.c            |  15 +-
>  drivers/hv/hv.c                    |  78 +++++-
>  drivers/hv/hv_common.c             |  43 +++-
>  drivers/hv/hyperv_vmbus.h          |  11 +
>  include/asm-generic/mshyperv.h     |   5 +-
>  11 files changed, 505 insertions(+), 206 deletions(-)

Applied to hyperv-next, thanks!