From: Andrew Cooper <andrew.cooper3@citrix.com>
To: dave.hansen@linux.intel.com
Cc: Andrew Cooper <andrew.cooper3@citrix.com>,
Gayatri.Kammela@amd.com, bp@alien8.de, hpa@zytor.com,
linux-kernel@vger.kernel.org, luto@kernel.org, mingo@redhat.com,
peterz@infradead.org, stable@vger.kernel.org, tglx@kernel.org,
x86@kernel.org
Subject: Re: [PATCH] x86/cpu: Disable FRED when PTI is forced on
Date: Wed, 22 Apr 2026 13:08:27 +0100 [thread overview]
Message-ID: <1297b82f-e677-4cba-9c5b-ec40b0fe0c8d@citrix.com> (raw)
In-Reply-To: <20260421163136.E7C6788A@davehans-spike.ostc.intel.com>
> FRED and PTI were never intended to work together. No FRED hardware is
> vulnerable to Meltdown and all of it should have LASS anyway.
Careful. All Intel parts maybe, but Intel is not the only vendor
implementing FRED.
~Andrew
next prev parent reply other threads:[~2026-04-22 12:08 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-21 16:31 [PATCH] x86/cpu: Disable FRED when PTI is forced on Dave Hansen
2026-04-21 16:58 ` Borislav Petkov
2026-04-21 21:34 ` Maciej Wieczor-Retman
2026-04-21 22:16 ` [tip: x86/urgent] " tip-bot2 for Dave Hansen
2026-04-21 23:12 ` [PATCH] " H. Peter Anvin
2026-04-22 12:08 ` Andrew Cooper [this message]
2026-04-22 15:01 ` H. Peter Anvin
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