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Date:   Thu, 16 Apr 2020 15:33:56 +0200
From:   Thomas Gleixner <>
To:     Xiaoyao Li <>,
        Sean Christopherson <>
Cc:     Paolo Bonzini <>,,,,
        Ingo Molnar <>, Borislav Petkov <>,
        Andy Lutomirski <>,
        Peter Zijlstra <>,
        Arvind Sankar <>
Subject: Re: [PATCH v8 4/4] kvm: vmx: virtualize split lock detection

Xiaoyao Li <> writes:
> On 4/16/2020 5:22 AM, Thomas Gleixner wrote:
>> I briefly thought about renaming the flag to TIF_SLD_ENABLED, set it by
>> default and update the 5 places where it is used. But that's
>> inconsistent as well simply because it does not make any sense to set
>> that flag when detection is not available or disabled on the command
>> line.
> Assuming you'll pick TIF_SLD_DISABLED, I guess we need to set this flag 
> by default for the case SLD is no available or disabled on the command, 
> for consistency?

No, because nothing cares if SLD is off. There is no way to make this
fully consistent under all circumstances.



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