Re: [NEEDS-REVIEW] [PATCH V3 04/10] x86/pks: Preserve the PKRS MSR on context switch

Dave Hansen
2020-12-17T20:42:36Z

On 11/6/20 3:29 PM, ira.weiny@intel.com wrote:
> void disable_TSC(void)
> @@ -644,6 +668,8 @@ void __switch_to_xtra(struct task_struct *prev_p, struct task_struct *next_p)
>
> if ((tifp ^ tifn) & _TIF_SLD)
> switch_to_sld(tifn);
> +
> + pks_sched_in();
> }

Does the selftest for this ever actually schedule()?

I see it talking about context switching, but I don't immediately see
how it would.