diff options
| author | Shivaprasad G Bhat <sbhat@linux.ibm.com> | 2024-06-05 13:07:39 +0000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2024-06-06 22:39:04 +1000 |
| commit | 9a0d2f4995ddde3022c54e43f9ece4f71f76f6e8 (patch) | |
| tree | 8a8c543834b1906298815f89f09dbd5b34dd3350 /arch/powerpc/kvm/book3s_hv.c | |
| parent | 1e97c1eb785fe2dc863c2bd570030d6fcf4b5e5b (diff) | |
KVM: PPC: Book3S HV: Add one-reg interface for HASHPKEYR register
The patch adds a one-reg register identifier which can be used to
read and set the virtual HASHPKEYR for the guest during enter/exit
with KVM_REG_PPC_HASHPKEYR. The specific SPR KVM API documentation
too updated.
Signed-off-by: Shivaprasad G Bhat <sbhat@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/171759285547.1480.12374595786792346073.stgit@linux.ibm.com
Diffstat (limited to 'arch/powerpc/kvm/book3s_hv.c')
| -rw-r--r-- | arch/powerpc/kvm/book3s_hv.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c index 993c52facd5d..bcf286df067f 100644 --- a/arch/powerpc/kvm/book3s_hv.c +++ b/arch/powerpc/kvm/book3s_hv.c @@ -2355,6 +2355,9 @@ static int kvmppc_get_one_reg_hv(struct kvm_vcpu *vcpu, u64 id, case KVM_REG_PPC_HASHKEYR: *val = get_reg_val(id, kvmppc_get_hashkeyr_hv(vcpu)); break; + case KVM_REG_PPC_HASHPKEYR: + *val = get_reg_val(id, kvmppc_get_hashpkeyr_hv(vcpu)); + break; case KVM_REG_PPC_CIABR: *val = get_reg_val(id, kvmppc_get_ciabr_hv(vcpu)); break; @@ -2604,6 +2607,9 @@ static int kvmppc_set_one_reg_hv(struct kvm_vcpu *vcpu, u64 id, case KVM_REG_PPC_HASHKEYR: kvmppc_set_hashkeyr_hv(vcpu, set_reg_val(id, *val)); break; + case KVM_REG_PPC_HASHPKEYR: + kvmppc_set_hashpkeyr_hv(vcpu, set_reg_val(id, *val)); + break; case KVM_REG_PPC_CIABR: kvmppc_set_ciabr_hv(vcpu, set_reg_val(id, *val)); /* Don't allow setting breakpoints in hypervisor code */ |