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KVM: PPC: Book3S HV nestedv2: Keep nested guest HASHPKEYR in sync

The nestedv2 APIs has the guest state element defined for HASHPKEYR
for the save-restore with L0. However, its ignored in the code.

The patch takes care of this for the HASHPKEYR GSID.

Signed-off-by: Shivaprasad G Bhat <sbhat@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/171759286679.1480.17383725118762651985.stgit@linux.ibm.com
This commit is contained in:
Shivaprasad G Bhat 2024-06-05 13:07:49 +00:00 committed by Michael Ellerman
parent 9a0d2f4995
commit 0b65365f3f

View File

@ -199,6 +199,9 @@ static int gs_msg_ops_vcpu_fill_info(struct kvmppc_gs_buff *gsb,
case KVMPPC_GSID_HASHKEYR: case KVMPPC_GSID_HASHKEYR:
rc = kvmppc_gse_put_u64(gsb, iden, vcpu->arch.hashkeyr); rc = kvmppc_gse_put_u64(gsb, iden, vcpu->arch.hashkeyr);
break; break;
case KVMPPC_GSID_HASHPKEYR:
rc = kvmppc_gse_put_u64(gsb, iden, vcpu->arch.hashpkeyr);
break;
case KVMPPC_GSID_CIABR: case KVMPPC_GSID_CIABR:
rc = kvmppc_gse_put_u64(gsb, iden, vcpu->arch.ciabr); rc = kvmppc_gse_put_u64(gsb, iden, vcpu->arch.ciabr);
break; break;
@ -457,6 +460,9 @@ static int gs_msg_ops_vcpu_refresh_info(struct kvmppc_gs_msg *gsm,
case KVMPPC_GSID_HASHKEYR: case KVMPPC_GSID_HASHKEYR:
vcpu->arch.hashkeyr = kvmppc_gse_get_u64(gse); vcpu->arch.hashkeyr = kvmppc_gse_get_u64(gse);
break; break;
case KVMPPC_GSID_HASHPKEYR:
vcpu->arch.hashpkeyr = kvmppc_gse_get_u64(gse);
break;
case KVMPPC_GSID_CIABR: case KVMPPC_GSID_CIABR:
vcpu->arch.ciabr = kvmppc_gse_get_u64(gse); vcpu->arch.ciabr = kvmppc_gse_get_u64(gse);
break; break;