From: Sohil Mehta <sohil.mehta@intel.com>
To: "H. Peter Anvin" <hpa@zytor.com>, Xin Li <xin@zytor.com>
Cc: Thomas Gleixner <tglx@kernel.org>, Ingo Molnar <mingo@redhat.com>,
Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>, <x86@kernel.org>,
"Peter Zijlstra (Intel)" <peterz@infradead.org>,
Kees Cook <kees@kernel.org>,
"Ahmed S. Darwish" <darwi@linutronix.de>,
<linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 0/2] x86/fred: enable FRED by default
Date: Mon, 23 Mar 2026 22:08:42 -0700 [thread overview]
Message-ID: <1fb5ae44-d443-414f-9d63-3efce4b73bc9@intel.com> (raw)
In-Reply-To: <763cbc92-fda0-454e-a2dd-919671db15c3@zytor.com>
On 3/23/2026 8:52 PM, H. Peter Anvin wrote:
>>> Nit: Would it be better to compare with "off" rather than not on?
>>
>> +1 :)
>>
>
> It would change the meaning of something like "fred=0" though.
>
I don't believe we have ever supported fred=0 or fred=1, did we?
Also, I am not sure about letting userspace be creative with command
line parameters :) For example, fred=yes and fred=enable will both pass
the same check and cause FRED to be disabled.
next prev parent reply other threads:[~2026-03-24 5:08 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-23 20:15 H. Peter Anvin
2026-03-23 20:15 ` [PATCH 1/2] " H. Peter Anvin
2026-03-23 20:15 ` [PATCH 2/2] x86/Kconfig: tighten up wording of the CONFIG_X86_FRED help text H. Peter Anvin
2026-03-23 20:24 ` [PATCH 0/2] x86/fred: enable FRED by default Peter Zijlstra
2026-03-24 1:01 ` Sohil Mehta
2026-03-24 3:05 ` Xin Li
2026-03-24 3:52 ` H. Peter Anvin
2026-03-24 5:08 ` Sohil Mehta [this message]
2026-03-24 6:34 ` Sohil Mehta
2026-03-24 7:50 ` H. Peter Anvin
2026-03-24 17:19 ` Sohil Mehta
2026-03-24 19:53 ` Borislav Petkov
2026-03-25 16:22 ` H. Peter Anvin
2026-03-25 16:30 ` Borislav Petkov
2026-03-25 16:41 ` H. Peter Anvin
2026-03-25 17:07 ` Sohil Mehta
2026-03-24 19:50 ` Borislav Petkov
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