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Thu, 17 Jul 2025 20:25:59 +0000 Message-ID: <7fcede81-902c-4eaf-82be-cfaf3154bce9@intel.com> Date: Thu, 17 Jul 2025 13:25:57 -0700 User-Agent: Mozilla Thunderbird Subject: Re: x86/apic: Drop useless CXL/CPX row from the TSC deadline errata table Content-Language: en-US To: Andrew Cooper CC: Thomas Gleixner , Ingo Molnar , Borislav Petkov , Dave Hansen , , "H. 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"exit" can be a bit ambiguous. Should we be slightly more precise? A microcode revision of 0 is guaranteed to return true for apic_validate_deadline_timer(), but a better way is with no row at all. > No functional change. > > Signed-off-by: Andrew Cooper > --- Reviewed-by: Sohil Mehta > CC: Thomas Gleixner > CC: Ingo Molnar > CC: Borislav Petkov > CC: Dave Hansen > CC: x86@kernel.org > CC: "H. Peter Anvin" > CC: Peter Zijlstra > CC: Sohil Mehta > CC: Yuntao Wang > CC: Zhang Rui > CC: linux-kernel@vger.kernel.org > > Strictly speaking, this is: > > Fixes: 66abf2388331 ("x86/apic: Convert the TSC deadline timer matching to steppings macro") > > but I really don't think it's interesting to backport. >