[PATCH v4 5/9] KVM: arm64: Allocate memory mapped at hyp for host sve state in pKVM
Mark Brown
broonie at kernel.org
Mon Jun 3 07:50:36 PDT 2024
On Mon, Jun 03, 2024 at 01:28:47PM +0100, Fuad Tabba wrote:
> {
> if (system_supports_sve()) {
> kvm_sve_max_vl = sve_max_virtualisable_vl();
> + kvm_host_sve_max_vl = sve_max_vl();
> + kvm_nvhe_sym(kvm_host_sve_max_vl) = kvm_host_sve_max_vl;
As discussed on the prior version this either needs to be the maximum
available physical VL on any individual PE or the hypervisor needs to
use this VL explicitly when saving/restoring host state.
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