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From: Thomas Gleixner <tglx@linutronix.de>
To: speck@linutronix.de
Subject: Re: [patch V5 00/14] MDS basics 0
Date: Wed, 27 Feb 2019 19:13:53 +0100 (CET)	[thread overview]
Message-ID: <alpine.DEB.2.21.1902271912550.1644@nanos.tec.linutronix.de> (raw)
In-Reply-To: <alpine.DEB.2.21.1902271850110.1644@nanos.tec.linutronix.de>

On Wed, 27 Feb 2019, speck for Thomas Gleixner wrote:
> On Wed, 27 Feb 2019, speck for Linus Torvalds wrote:
> > and then the lines are at least a bit shorter:
> > 
> >         VULN_WHITELIST(INTEL, 5, X86_MODEL_ANY, NO_SPECULATION),
> > 
> > (or do we actually need the feature mask? None of the existing cases
> > seem to have it?)
> 
> No. I just had to add it to be able to use driver_data.
> 
> > I dunno. Maybe none of this matters.
> 
> Lemme have a try.

Something like this:

#define VULNWL(vendor, family, model, whitelist)        \
        { X86_VENDOR_##vendor, number, model, X86_FEATURE_ANY, whitelist)

static const __initconst struct x86_cpu_id cpu_vuln_whitelist[] = {
        VULNWL(ANY,     4, X86_MODEL_ANY,                     NO_SPECULATION },
        VULNWL(CENTAUR, 5, X86_MODEL_ANY,                     NO_SPECULATION },
        VULNWL(INTEL,   5, X86_MODEL_ANY,                     NO_SPECULATION },
        VULNWL(NSC,     5, X86_MODEL_ANY,                     NO_SPECULATION },
        VULNWL(INTEL,   6, INTEL_FAM6_ATOM_SALTWELL,          NO_SPECULATION },
        VULNWL(INTEL,   6, INTEL_FAM6_ATOM_SALTWELL_TABLET,   NO_SPECULATION },
        VULNWL(INTEL,   6, INTEL_FAM6_ATOM_SALTWELL_MID,      NO_SPECULATION },
        VULNWL(INTEL,   6, INTEL_FAM6_ATOM_BONELL,            NO_SPECULATION },

        VULNWL(INTEL,   6, INTEL_FAM6_ATOM_SILVERMONT,      NO_SSB | NO_L1TF },
        VULNWL(INTEL,   6, INTEL_FAM6_ATOM_SILVERMONT_,     NO_SSB | NO_L1TF },
        VULNWL(INTEL,   6, INTEL_FAM6_ATOM_SILVERMONT_MID,  NO_SSB | NO_L1TF },
        VULNWL(INTEL,   6, INTEL_FAM6_ATOM_AIRMONT,         NO_SSB | NO_L1TF },
        VULNWL(INTEL,   6, INTEL_FAM6_ATOM_AIRMONT_MID,     NO_SSB | NO_L1TF },
        VULNWL(INTEL,   6, INTEL_FAM6_CORE_YONAH,           NO_SSB | NO_L1TF },
        VULNWL(INTEL,   6, INTEL_FAM6_XEON_PHI_KNL,         NO_SSB | NO_L1TF },
        VULNWL(INTEL,   6, INTEL_FAM6_XEON_PHI_KNM,         NO_SSB | NO_L1TF },

        VULNWL(INTEL,   6, INTEL_FAM6_ATOM_GOLDMONT,                 NO_L1TF },
        VULNWL(INTEL,   6, INTEL_FAM6_ATOM_GOLDMONT_X,               NO_L1TF },
        VULNWL(INTEL,   6, INTEL_FAM6_ATOM_GOLDMONT_PLUS,            NO_L1TF },

        VULNWL(AMD,     0x0f, X86_MODEL_ANY,                NO_SSB           },
        VULNWL(AMD,     0x10, X86_MODEL_ANY,                NO_SSB           },
        VULNWL(AMD,     0x11, X86_MODEL_ANY,                NO_SSB           },
        VULNWL(AMD,     0x12, X86_MODEL_ANY,                NO_SSB           },

        /* FAMILY_ANY must be last, otherwise 0x0f - 0x12 matches won't work */
        VULNWL(AMD,     X86_FAMILY_ANY, X86_MODEL_ANY, NO_MELTDOWN | NO_L1TF },
        VULNWL(HYGON,   X86_FAMILY_ANY, X86_MODEL_ANY, NO_MELTDOWN | NO_L1TF },
        {}
};

Thanks,

	tglx

  reply	other threads:[~2019-02-27 18:13 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-27 15:09 [patch V5 00/14] MDS basics 0 Thomas Gleixner
2019-02-27 15:09 ` [patch V5 01/14] MDS basics 1 Thomas Gleixner
2019-02-28 13:08   ` Thomas Gleixner
2019-02-27 15:09 ` [patch V5 02/14] MDS basics 2 Thomas Gleixner
2019-02-28 13:55   ` [MODERATED] " Josh Poimboeuf
2019-02-28 14:09     ` Thomas Gleixner
2019-02-28 20:23       ` [MODERATED] " Josh Poimboeuf
2019-03-01 16:04         ` Thomas Gleixner
2019-02-27 15:09 ` [patch V5 03/14] MDS basics 3 Thomas Gleixner
2019-02-27 16:34   ` [MODERATED] " Greg KH
2019-02-27 15:09 ` [patch V5 04/14] MDS basics 4 Thomas Gleixner
2019-02-27 15:09 ` [patch V5 05/14] MDS basics 5 Thomas Gleixner
2019-02-27 15:09 ` [patch V5 06/14] MDS basics 6 Thomas Gleixner
2019-02-27 15:09 ` [patch V5 07/14] MDS basics 7 Thomas Gleixner
2019-02-27 17:07   ` [MODERATED] " Greg KH
2019-02-27 15:09 ` [patch V5 08/14] MDS basics 8 Thomas Gleixner
2019-02-28  8:11   ` [MODERATED] " Greg KH
2019-02-27 15:09 ` [patch V5 09/14] MDS basics 9 Thomas Gleixner
2019-03-01 14:04   ` [MODERATED] " Josh Poimboeuf
2019-03-01 16:03     ` Thomas Gleixner
2019-03-01 16:40       ` [MODERATED] " Josh Poimboeuf
2019-03-01 18:39         ` Josh Poimboeuf
2019-03-01 19:15           ` Thomas Gleixner
2019-03-01 22:38             ` [MODERATED] " Andrea Arcangeli
2019-03-01 22:58               ` Thomas Gleixner
2019-03-02 19:22                 ` [MODERATED] Re: [SPAM] " Dave Hansen
2019-03-02 20:39                   ` Thomas Gleixner
2019-02-27 15:09 ` [patch V5 10/14] MDS basics 10 Thomas Gleixner
2019-02-27 15:09 ` [patch V5 11/14] MDS basics 11 Thomas Gleixner
2019-02-27 15:09 ` [patch V5 12/14] MDS basics 12 Thomas Gleixner
2019-03-01 22:00   ` [MODERATED] " mark gross
2019-02-27 15:09 ` [patch V5 13/14] MDS basics 13 Thomas Gleixner
2019-03-01 22:04   ` [MODERATED] " mark gross
2019-02-27 15:09 ` [patch V5 14/14] MDS basics 14 Thomas Gleixner
2019-02-27 17:49   ` Thomas Gleixner
2019-02-27 16:26 ` [MODERATED] Re: [patch V5 00/14] MDS basics 0 Linus Torvalds
2019-02-27 17:51   ` Thomas Gleixner
2019-02-27 18:13     ` Thomas Gleixner [this message]
2019-02-27 19:50       ` [MODERATED] " Linus Torvalds
2019-02-27 20:05         ` Thomas Gleixner
2019-02-27 21:04 ` Thomas Gleixner
2019-02-28  1:04   ` [MODERATED] " Josh Poimboeuf
2019-02-27 23:06 ` mark gross
2019-02-28  6:58   ` Thomas Gleixner

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