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From:   Mark D Rustad <mrustad@gmail.com>
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Subject: Re: [PATCH v16] x86/split_lock: Enable split lock detection by kernel
Date:   Sun, 26 Jan 2020 09:27:20 -0800
In-Reply-To: <C3302B2F-177F-4C39-910E-EADBA9285DD0@intel.com>
Cc:     Thomas Gleixner <tglx@linutronix.de>,
        Arvind Sankar <nivedita@alum.mit.edu>,
        "Christopherson, Sean J" <sean.j.christopherson@intel.com>,
        Peter Zijlstra <peterz@infradead.org>,
        Ingo Molnar <mingo@kernel.org>,
        "Yu, Fenghua" <fenghua.yu@intel.com>,
        Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
        H Peter Anvin <hpa@zytor.com>,
        "Raj, Ashok" <ashok.raj@intel.com>,
        "Shankar, Ravi V" <ravi.v.shankar@intel.com>,
        linux-kernel <linux-kernel@vger.kernel.org>, x86 <x86@kernel.org>
To:     "Luck, Tony" <tony.luck@intel.com>
References: <4E95BFAA-A115-4159-AA4F-6AAB548C6E6C@gmail.com>
 <C3302B2F-177F-4C39-910E-EADBA9285DD0@intel.com>
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On Jan 25, 2020, at 3:10 PM, Luck, Tony <tony.luck@intel.com> wrote:

> The “modes” here means the three option selectable by command line  
> option. Off/warn/fatal. Some earlier versions of this patch had a sysfs  
> interface to switch things around.
>
> Not whether we have the MSR enabled/disabled.

Ok. Thanks for the clarification.

--
Mark Rustad, MRustad@gmail.com

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