Re: [RFC/PATCH 1/3] powerpc/kvm: Handle H_FAC_UNAVAIL when guest executes stop.

2020-04-02 Thread Nicholas Piggin
Gautham R. Shenoy's on March 31, 2020 10:10 pm: > From: "Gautham R. Shenoy" > > If a guest executes a stop instruction when the hypervisor has set the > PSSCR[ESL|EC] bits, the processor will throw an Hypervisor Facility > Unavailable exception. Currently when we receive this exception, we >

[RFC/PATCH 1/3] powerpc/kvm: Handle H_FAC_UNAVAIL when guest executes stop.

2020-03-31 Thread Gautham R. Shenoy
From: "Gautham R. Shenoy" If a guest executes a stop instruction when the hypervisor has set the PSSCR[ESL|EC] bits, the processor will throw an Hypervisor Facility Unavailable exception. Currently when we receive this exception, we only check if the exeception is generated due to a doorbell