linux-kernel - Re: [PATCH] cpu/bugs: Disable CPU mitigations at compilation time

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Message-ID: <20230612170532.GOZIdQXLYZCGKZQFXv@fat_crate.local>
Date:   Mon, 12 Jun 2023 19:05:32 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Breno Leitao <leitao@...ian.org>
Cc:     pawan.kumar.gupta@...ux.intel.com,
        Thomas Gleixner <tglx@...utronix.de>, paul@...l-moore.com,
        leit@...a.com, x86@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] cpu/bugs: Disable CPU mitigations at compilation time

On Mon, Jun 12, 2023 at 09:37:07AM -0700, Breno Leitao wrote:
> I am not sure if these bugs (MDS, TAA) are speculations related. Pawan
> could help us here.

"Microarchitectural Data Sampling is a hardware vulnerability which allows
unprivileged speculative access..."

"TAA is a hardware vulnerability that allows unprivileged speculative
access to data which is available in various CPU..."

That's all in the tree.

Your grep no workie?

-- 
Regards/Gruss,
    Boris.

https://people.kernel.org/tglx/notes-about-netiquette