linux-kernel - Re: [PATCH] x86/cpu/amd: Report zenbleed in sysfs

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Message-ID: <20230727080040.GAZMIkKENcNIGQc1FV@fat_crate.local>
Date:   Thu, 27 Jul 2023 10:00:40 +0200
From:   Borislav Petkov <bp@...en8.de>
To:     Nikolay Borisov <nik.borisov@...e.com>
Cc:     x86@...nel.org, tglx@...utronix.de, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] x86/cpu/amd: Report zenbleed in sysfs

On Thu, Jul 27, 2023 at 10:54:46AM +0300, Nikolay Borisov wrote:
> Initial submission of Zenbleed fix omitted reporting the bug in sysfs.
> There's no reason

Yeah, there is a reason - it is not a speculation vuln and people want
to disable the speculation mitigations if they deem their userspace
trustworthy. This one you don't want to disable ever.

-- 
Regards/Gruss,
    Boris.

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