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SubjectRe: [RFC 08/10] platform/x86/intel/ifs: Add IFS sysfs interface
On Mon, Mar 07, 2022 at 12:56:08PM -0800, Joseph, Jithu wrote:
> On 3/7/2022 12:25 PM, Dan Williams wrote:
> >
> > I am speaking of the state of the case where 2 threads are doing
> > run_test and polling for results. Unless you can guarantee that run2
> > does not start before the results of run1 have been collected then
> > they are lost in that scenario. No amount of kernel locking can
> > resolve that race to collect previous result which would not be a
> > problem in the first place if there was an atomic way to log test
> > results.
> Yes "status" shows the status of the latest run. You cannot get the status of the previous run.
> Also some context on test frequency: Hardware has strict rate limiting of tests.
> Every core can be tested only once in every 30 minutes. So it is pointless to test at high frequency.

What limits this, the kernel?

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