From: Yves-Alexis Perez <corsac@debian.org>
To: David Woodhouse <dwmw@amazon.co.uk>,
arjan@linux.intel.com, tglx@linutronix.de, karahmed@amazon.de,
x86@kernel.org, linux-kernel@vger.kernel.org,
tim.c.chen@linux.intel.com, bp@alien8.de, peterz@infradead.org,
pbonzini@redhat.com, ak@linux.intel.com,
torvalds@linux-foundation.org, gregkh@linux-foundation.org,
dave.hansen@intel.com, gnomes@lxorguk.ukuu.org.uk
Subject: Re: [PATCH v3 6/6] x86/cpufeature: Blacklist SPEC_CTRL on early Spectre v2 microcodes
Date: Fri, 26 Jan 2018 13:16:29 +0100 [thread overview]
Message-ID: <1516968989.19619.8.camel@debian.org> (raw)
In-Reply-To: <1516813025-10794-7-git-send-email-dwmw@amazon.co.uk>
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On Wed, 2018-01-24 at 16:57 +0000, David Woodhouse wrote:
> We don't refuse to load the affected microcodes; just refuse to use SPEC_CTRL
> if they're detected.
Hi David,
Are we sure those microcodes instability are only related to SPEC_CTRL?
Regards,
--
Yves-Alexis
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next prev parent reply other threads:[~2018-01-26 12:16 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-24 16:56 [PATCH v3 0/6] Basic Speculation Control feature support David Woodhouse
2018-01-24 16:57 ` [PATCH v3 1/6] x86/cpufeatures: Add CPUID_7_EDX CPUID leaf David Woodhouse
2018-01-24 17:18 ` Greg KH
2018-01-24 16:57 ` [PATCH v3 2/6] x86/cpufeatures: Add Intel feature bits for Speculation Control David Woodhouse
2018-01-24 17:18 ` Greg KH
2018-01-24 16:57 ` [PATCH v3 3/6] x86/cpufeatures: Add AMD " David Woodhouse
2018-01-24 17:20 ` Greg KH
2018-01-24 17:57 ` David Woodhouse
2018-01-24 22:52 ` Tom Lendacky
2018-02-20 15:22 ` Tom Lendacky
2018-01-24 16:57 ` [PATCH v3 4/6] x86/msr: Add definitions for new speculation control MSRs David Woodhouse
2018-01-24 17:16 ` Greg KH
2018-01-24 16:57 ` [PATCH v3 5/6] x86/pti: Do not enable PTI on processors which are not vulnerable to Meltdown David Woodhouse
2018-01-24 17:26 ` Greg KH
2018-01-26 12:14 ` Yves-Alexis Perez
2018-01-26 12:27 ` David Woodhouse
2018-01-26 15:27 ` Dave Hansen
2018-01-26 15:30 ` Arjan van de Ven
2018-01-26 16:47 ` Alan Cox
2018-01-24 16:57 ` [PATCH v3 6/6] x86/cpufeature: Blacklist SPEC_CTRL on early Spectre v2 microcodes David Woodhouse
2018-01-24 17:29 ` Greg KH
2018-01-24 17:58 ` David Woodhouse
2018-01-24 21:29 ` Ingo Molnar
2018-01-26 12:16 ` Yves-Alexis Perez [this message]
2018-01-26 12:27 ` David Woodhouse
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