On Wed, Feb 21, 2018 at 06:20:54PM +, Marc Zyngier wrote:
> On Thu, 15 Feb 2018 21:03:25 +,
> Christoffer Dall wrote:
> >
> > We do not have to change the c15 trap setting on each switch to/from the
> > guest on VHE systems, because this setting only affects EL0.
>
> Did you mean EL1
On Thu, Feb 15, 2018 at 10:03:25PM +0100, Christoffer Dall wrote:
> We do not have to change the c15 trap setting on each switch to/from the
> guest on VHE systems, because this setting only affects EL0.
>
> The PMU and debug trap configuration can also be done on vcpu load/put
> instead, because
On Thu, 15 Feb 2018 21:03:25 +,
Christoffer Dall wrote:
>
> We do not have to change the c15 trap setting on each switch to/from the
> guest on VHE systems, because this setting only affects EL0.
Did you mean EL1 instead?
>
> The PMU and debug trap configuration can also be done on vcpu
We do not have to change the c15 trap setting on each switch to/from the
guest on VHE systems, because this setting only affects EL0.
The PMU and debug trap configuration can also be done on vcpu load/put
instead, because they don't affect how the host kernel can access the
debug registers while