From: Chao Gao <chao.gao@intel.com>
To: Dave Hansen <dave.hansen@intel.com>
Cc: "Chang S. Bae" <chang.seok.bae@intel.com>, <x86@kernel.org>,
<linux-kernel@vger.kernel.org>, <kvm@vger.kernel.org>,
<tglx@linutronix.de>, <seanjc@google.com>, <pbonzini@redhat.com>,
<peterz@infradead.org>, <rick.p.edgecombe@intel.com>,
<weijiang.yang@intel.com>, <john.allen@amd.com>, <bp@alien8.de>,
<xin3.li@intel.com>, Maxim Levitsky <mlevitsk@redhat.com>,
Ingo Molnar <mingo@redhat.com>,
Dave Hansen <dave.hansen@linux.intel.com>,
"H. Peter Anvin" <hpa@zytor.com>,
"Mitchell Levy" <levymitchell0@gmail.com>,
Samuel Holland <samuel.holland@sifive.com>,
Aruna Ramakrishna <aruna.ramakrishna@oracle.com>,
Vignesh Balasubramanian <vigbalas@amd.com>
Subject: Re: [PATCH v4 3/8] x86/fpu/xstate: Add CET supervisor xfeature support
Date: Thu, 3 Apr 2025 21:26:08 +0800 [thread overview]
Message-ID: <Z+6McMRYjHM8aUXI@intel.com> (raw)
In-Reply-To: <a287cfc1-da35-4cd4-9278-4920bb579b5c@intel.com>
On Wed, Apr 02, 2025 at 02:37:32PM -0700, Dave Hansen wrote:
>On 4/1/25 10:15, Chang S. Bae wrote:
>> In V3, you moved this patch further back to position 8 out of 10. Now,
>> in this version, you've placed it at position 3 out of 8.
>>
>> This raises the question of whether you've fully internalized his advice.
>
>Uh huh.
>
>1. Refactor/fix existing code
>2. Add new infrastructure
>3. Add new feature
Okay. Then, Chang's interpretation is accurate. I will organize the series
in this order.
Thank you both.
next prev parent reply other threads:[~2025-04-03 13:26 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-03-18 15:31 [PATCH v4 0/8] Introduce CET supervisor state support Chao Gao
2025-03-18 15:31 ` [PATCH v4 1/8] x86/fpu/xstate: Always preserve non-user xfeatures/flags in __state_perm Chao Gao
2025-04-01 17:17 ` Chang S. Bae
2025-04-01 17:56 ` Sean Christopherson
2025-03-18 15:31 ` [PATCH v4 2/8] x86/fpu: Drop @perm from guest pseudo FPU container Chao Gao
2025-04-01 17:16 ` Chang S. Bae
2025-04-02 1:56 ` Chao Gao
2025-03-18 15:31 ` [PATCH v4 3/8] x86/fpu/xstate: Add CET supervisor xfeature support Chao Gao
2025-04-01 17:15 ` Chang S. Bae
2025-04-02 2:28 ` Chao Gao
2025-04-02 21:37 ` Dave Hansen
2025-04-03 13:26 ` Chao Gao [this message]
2025-04-03 14:04 ` Ingo Molnar
2025-03-18 15:31 ` [PATCH v4 4/8] x86/fpu/xstate: Differentiate default features for host and guest FPUs Chao Gao
2025-04-01 17:18 ` Chang S. Bae
2025-04-02 3:16 ` Chao Gao
2025-03-18 15:31 ` [PATCH v4 5/8] x86/fpu: Initialize guest FPU permissions from guest defaults Chao Gao
2025-03-18 15:31 ` [PATCH v4 6/8] x86/fpu: Initialize guest fpstate and FPU pseudo container " Chao Gao
2025-03-18 15:31 ` [PATCH v4 7/8] x86/fpu/xstate: Introduce "guest-only" supervisor xfeature set Chao Gao
2025-04-01 17:16 ` Chang S. Bae
2025-04-02 4:29 ` Chao Gao
2025-03-18 15:31 ` [PATCH v4 8/8] x86/fpu/xstate: Warn if guest-only supervisor states are detected in normal fpstate Chao Gao
2025-04-01 17:17 ` Chang S. Bae
2025-04-02 14:30 ` Chao Gao
2025-04-04 0:02 ` Chang S. Bae
2025-04-04 1:06 ` Dave Hansen
2025-04-01 17:20 ` [PATCH v4 0/8] Introduce CET supervisor state support Chang S. Bae
2025-04-02 21:12 ` Edgecombe, Rick P
2025-04-02 21:35 ` Dave Hansen
2025-04-02 21:44 ` Sean Christopherson
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