From 1e97c1eb785fe2dc863c2bd570030d6fcf4b5e5b Mon Sep 17 00:00:00 2001 From: Shivaprasad G Bhat Date: Wed, 5 Jun 2024 13:07:27 +0000 Subject: [PATCH] KVM: PPC: Book3S HV nestedv2: Keep nested guest HASHKEYR in sync The nestedv2 APIs has the guest state element defined for HASHKEYR for the save-restore with L0. However, its ignored in the code. The patch takes care of this for the HASHKEYR GSID. Signed-off-by: Shivaprasad G Bhat Reviewed-by: Nicholas Piggin Signed-off-by: Michael Ellerman Link: https://msgid.link/171759284380.1480.15665015792935543933.stgit@linux.ibm.com --- arch/powerpc/kvm/book3s_hv_nestedv2.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/powerpc/kvm/book3s_hv_nestedv2.c b/arch/powerpc/kvm/book3s_hv_nestedv2.c index 3879cae7d142..606e4fbc36d9 100644 --- a/arch/powerpc/kvm/book3s_hv_nestedv2.c +++ b/arch/powerpc/kvm/book3s_hv_nestedv2.c @@ -196,6 +196,9 @@ static int gs_msg_ops_vcpu_fill_info(struct kvmppc_gs_buff *gsb, case KVMPPC_GSID_DEXCR: rc = kvmppc_gse_put_u64(gsb, iden, vcpu->arch.dexcr); break; + case KVMPPC_GSID_HASHKEYR: + rc = kvmppc_gse_put_u64(gsb, iden, vcpu->arch.hashkeyr); + break; case KVMPPC_GSID_CIABR: rc = kvmppc_gse_put_u64(gsb, iden, vcpu->arch.ciabr); break; @@ -451,6 +454,9 @@ static int gs_msg_ops_vcpu_refresh_info(struct kvmppc_gs_msg *gsm, case KVMPPC_GSID_DEXCR: vcpu->arch.dexcr = kvmppc_gse_get_u64(gse); break; + case KVMPPC_GSID_HASHKEYR: + vcpu->arch.hashkeyr = kvmppc_gse_get_u64(gse); + break; case KVMPPC_GSID_CIABR: vcpu->arch.ciabr = kvmppc_gse_get_u64(gse); break;