linux-kernel - Re: [PATCH 0/3] Split lock enumeration cleanup and fixes

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Message-ID: <87k12fm7vp.fsf@nanos.tec.linutronix.de>
Date:   Thu, 16 Apr 2020 23:35:22 +0200
From:   Thomas Gleixner <tglx@...utronix.de>
To:     Tony Luck <tony.luck@...el.com>
Cc:     Tony Luck <tony.luck@...el.com>, Ingo Molnar <mingo@...nel.org>,
        Fenghua Yu <fenghua.yu@...el.com>,
        Borislav Petkov <bp@...en8.de>, H Peter Anvin <hpa@...or.com>,
        Ashok Raj <ashok.raj@...el.com>,
        Ravi V Shankar <ravi.v.shankar@...el.com>,
        Sean Christopherson <sean.j.christopherson@...el.com>,
        Andy Lutomirski <luto@...nel.org>,
        linux-kernel@...r.kernel.org, x86@...nel.org
Subject: Re: [PATCH 0/3] Split lock enumeration cleanup and fixes

Tony Luck <tony.luck@...el.com> writes:
> Need to revisit the sequence of operations when testing for the
> split lock detect feature. It is model specific, so we must check
> the model number before looking at CORE_CAPABILITIES.
>
> I marked it all for stable ... some tweaking would be needed if
> the  X86_MATCH_INTEL stuff from v5.7 doesn't get backported.

Why stable? The split lock stuff got merged post 5.6.

Thanks,

        tglx