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From: "Huang, Kai" <kai.huang@intel.com>
To: Dave Hansen <dave.hansen@intel.com>,
	<linux-kernel@vger.kernel.org>, <kvm@vger.kernel.org>
Cc: <x86@kernel.org>, <kirill.shutemov@linux.intel.com>,
	<peterz@infradead.org>, <tglx@linutronix.de>, <bp@alien8.de>,
	<mingo@redhat.com>, <hpa@zytor.com>, <seanjc@google.com>,
	<pbonzini@redhat.com>, <isaku.yamahata@intel.com>,
	<jgross@suse.com>
Subject: Re: [PATCH 5/5] x86/virt/tdx: Export global metadata read infrastructure
Date: Tue, 7 May 2024 10:13:45 +1200	[thread overview]
Message-ID: <3e77e370-5b30-4417-93e3-7e2cb7ed22fb@intel.com> (raw)
In-Reply-To: <fd159b26-b631-43f2-8f89-23d8d719fe80@intel.com>



On 7/05/2024 3:43 am, Dave Hansen wrote:
> On 3/1/24 03:20, Kai Huang wrote:
>> KVM will need to read a bunch of non-TDMR related metadata to create and
>> run TDX guests.  Export the metadata read infrastructure for KVM to use.
> 
> All of this hinges on how KVM ends up using this infrastructure.
> 
> I want to see the whole picture before _any_ of this gets applied.
> These 5 patches only vaguely hint at that bigger picture.
> 
> I know folks want to draw some kind of line and say "x86" over here and
> "kvm" over there.  But that inclination really doesn't help anyone get
> that big picture view.

Understood.  I'll work with Rick on this and get back to you guys.

Thanks for the feedback!

      reply	other threads:[~2024-05-06 22:14 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-01 11:20 [PATCH 0/5] TDX host: Provide TDX module metadata reading APIs Kai Huang
2024-03-01 11:20 ` [PATCH 1/5] x86/virt/tdx: Rename _offset to _member for TD_SYSINFO_MAP() macro Kai Huang
2024-05-03  0:07   ` Edgecombe, Rick P
2024-05-06 11:34     ` Huang, Kai
2024-03-01 11:20 ` [PATCH 2/5] x86/virt/tdx: Move TDMR metadata fields map table to local variable Kai Huang
2024-05-03  0:09   ` Edgecombe, Rick P
2024-05-03  0:18     ` Huang, Kai
2024-05-03  0:29       ` Edgecombe, Rick P
2024-05-03  0:54         ` Huang, Kai
2024-05-03 16:01   ` Dave Hansen
2024-05-06  8:04     ` Huang, Kai
2024-03-01 11:20 ` [PATCH 3/5] x86/virt/tdx: Unbind global metadata read with 'struct tdx_tdmr_sysinfo' Kai Huang
2024-05-03  0:12   ` Edgecombe, Rick P
2024-05-03  0:52     ` Huang, Kai
2024-05-03 19:03       ` Edgecombe, Rick P
2024-05-06 11:15         ` Huang, Kai
2024-03-01 11:20 ` [PATCH 4/5] x86/virt/tdx: Support global metadata read for all element sizes Kai Huang
2024-03-16  0:49   ` Isaku Yamahata
2024-03-20 12:24     ` Huang, Kai
2024-05-03  0:19   ` Edgecombe, Rick P
2024-05-03  1:14     ` Huang, Kai
2024-05-03 12:10       ` Huang, Kai
2024-05-03 12:26         ` Huang, Kai
2024-05-03 18:32           ` Edgecombe, Rick P
2024-05-06 10:59             ` Huang, Kai
2024-03-01 11:20 ` [PATCH 5/5] x86/virt/tdx: Export global metadata read infrastructure Kai Huang
2024-03-13  3:44   ` Xiaoyao Li
2024-03-15  0:24     ` Huang, Kai
2024-03-15  2:10       ` Xiaoyao Li
2024-05-03  0:21   ` Edgecombe, Rick P
2024-05-03  2:17     ` Huang, Kai
2024-05-03 18:31       ` Edgecombe, Rick P
2024-05-06 11:35         ` Huang, Kai
2024-05-06 15:43   ` Dave Hansen
2024-05-06 22:13     ` Huang, Kai [this message]

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