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Date:   Thu, 4 May 2023 08:55:03 -0700
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Subject: Re: [EXTERNAL] [RFC PATCH V5 09/15] x86/hyperv: Add smp support for
 sev-snp guest
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To:     Saurabh Singh Sengar <ssengar@microsoft.com>,
        "luto@kernel.org" <luto@kernel.org>,
        "tglx@linutronix.de" <tglx@linutronix.de>,
        "mingo@redhat.com" <mingo@redhat.com>,
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        "x86@kernel.org" <x86@kernel.org>, "hpa@zytor.com" <hpa@zytor.com>,
        "seanjc@google.com" <seanjc@google.com>,
        "pbonzini@redhat.com" <pbonzini@redhat.com>,
        "jgross@suse.com" <jgross@suse.com>,
        Tianyu Lan <Tianyu.Lan@microsoft.com>,
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        "jiangshan.ljs@antgroup.com" <jiangshan.ljs@antgroup.com>,
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        "ashish.kalra@amd.com" <ashish.kalra@amd.com>,
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        <pawan.kumar.gupta@linux.intel.com>,
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        "daniel.sneddon@linux.intel.com" <daniel.sneddon@linux.intel.com>,
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        <alexander.shishkin@linux.intel.com>,
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        "brijesh.singh@amd.com" <brijesh.singh@amd.com>,
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Cc:     "pangupta@amd.com" <pangupta@amd.com>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        "kvm@vger.kernel.org" <kvm@vger.kernel.org>,
        "linux-hyperv@vger.kernel.org" <linux-hyperv@vger.kernel.org>,
        "linux-arch@vger.kernel.org" <linux-arch@vger.kernel.org>
References: <20230501085726.544209-1-ltykernel@gmail.com>
 <20230501085726.544209-10-ltykernel@gmail.com>
 <PUZP153MB07493DA8F1085DE38DB1AFB8BE6E9@PUZP153MB0749.APCP153.PROD.OUTLOOK.COM>
From:   Tianyu Lan <ltykernel@gmail.com>
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On 5/1/2023 3:20 AM, Saurabh Singh Sengar wrote:
>> +struct hv_start_virtual_processor_input {
>> +	u64 partitionid;
>> +	u32 vpindex;
>> +	u8 targetvtl;
>> +	u8 padding[3];
>> +	u8 context[0xe0];
>> +} __packed;
> "struct hv_enable_vp_vtl " is defined in arch/x86/include/asm/hyperv-tlfs.h. Please check if that can be reused in place of both the above structs.
> - Saurabh
> 

Yes, these are redundant and will reuse new struct. Thanks.