Commit 1e97c1eb authored by Shivaprasad G Bhat's avatar Shivaprasad G Bhat Committed by Michael Ellerman
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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: default avatarShivaprasad G Bhat <sbhat@linux.ibm.com>
Reviewed-by: default avatarNicholas Piggin <npiggin@gmail.com>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/171759284380.1480.15665015792935543933.stgit@linux.ibm.com
parent e9eb790b

arch/powerpc/kvm/book3s_hv_nestedv2.c

+6 −0
Original line number Diff line number Diff line
@@ -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;