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SubjectRe: [PATCH v2 3/5] locking/qspinlock: Introduce CNA into the slow path of qspinlock
On 04/04/2019 05:38 AM, Peter Zijlstra wrote:
> On Thu, Apr 04, 2019 at 07:05:24AM +0200, Juergen Gross wrote:
>> Without PARAVIRT_SPINLOCK this would be just an alternative() then?
> That could maybe work yes. This is all early enough.

Yes, alternative() should work as it is done before SMP boot. The
slowpath should never be executed before SMP boot.


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