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([2a10:bac0:b000:73fa:7285:c2ff:fedd:7e3a]) by smtp.gmail.com with ESMTPSA id x3-20020adfcc03000000b0033e41e1ad93sm15104926wrh.57.2024.03.27.08.57.02 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 27 Mar 2024 08:57:02 -0700 (PDT) Message-ID: <540c12cb-f42d-469d-b3de-a52155298dda@suse.com> Date: Wed, 27 Mar 2024 17:57:01 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/5] x86/alternatives: Catch late X86_FEATURE modifiers Content-Language: en-US To: Borislav Petkov , X86 ML Cc: LKML , KVM , Ashish Kalra , Joerg Roedel , Michael Roth , Tom Lendacky References: <20240327154317.29909-1-bp@alien8.de> <20240327154317.29909-3-bp@alien8.de> From: Nikolay Borisov In-Reply-To: <20240327154317.29909-3-bp@alien8.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 27.03.24 г. 17:43 ч., Borislav Petkov wrote: > From: "Borislav Petkov (AMD)" > > After alternatives have been patched, changes to the X86_FEATURE flags > won't take effect and could potentially even be wrong. > > Warn about it. > > This is something which has been long overdue. > > Signed-off-by: Borislav Petkov (AMD) nit: While cleaning this bit mind if you also switch alternatives_patched to a bool?