Re: [PATCH 26/26] KVM: arm64: Parametrize exception entry with a target EL

2020-05-27 Thread Mark Rutland
On Wed, May 27, 2020 at 10:34:09AM +0100, Marc Zyngier wrote: > HI Mark, > > On 2020-05-19 11:44, Mark Rutland wrote: > > On Wed, Apr 22, 2020 at 01:00:50PM +0100, Marc Zyngier wrote: > > > -static unsigned long get_except64_pstate(struct kvm_vcpu *vcpu) > > > +static void enter_exception(struct k

Re: [PATCH 26/26] KVM: arm64: Parametrize exception entry with a target EL

2020-05-27 Thread Marc Zyngier
HI Mark, On 2020-05-19 11:44, Mark Rutland wrote: On Wed, Apr 22, 2020 at 01:00:50PM +0100, Marc Zyngier wrote: We currently assume that an exception is delivered to EL1, always. Once we emulate EL2, this no longer will be the case. To prepare for this, add a target_mode parameter. While we're

Re: [PATCH 26/26] KVM: arm64: Parametrize exception entry with a target EL

2020-05-19 Thread Mark Rutland
On Wed, Apr 22, 2020 at 01:00:50PM +0100, Marc Zyngier wrote: > We currently assume that an exception is delivered to EL1, always. > Once we emulate EL2, this no longer will be the case. To prepare > for this, add a target_mode parameter. > > While we're at it, merge the computing of the target PC

[PATCH 26/26] KVM: arm64: Parametrize exception entry with a target EL

2020-04-22 Thread Marc Zyngier
We currently assume that an exception is delivered to EL1, always. Once we emulate EL2, this no longer will be the case. To prepare for this, add a target_mode parameter. While we're at it, merge the computing of the target PC and PSTATE in a single function that updates both PC and CPSR after sav