diff options
Diffstat (limited to 'arch/powerpc/kvm')
| -rw-r--r-- | arch/powerpc/kvm/Kconfig | 14 | ||||
| -rw-r--r-- | arch/powerpc/kvm/book3s.c | 4 | ||||
| -rw-r--r-- | arch/powerpc/kvm/book3s_64_mmu_radix.c | 7 | ||||
| -rw-r--r-- | arch/powerpc/kvm/book3s_64_vio.c | 1 | ||||
| -rw-r--r-- | arch/powerpc/kvm/book3s_hv.c | 100 | ||||
| -rw-r--r-- | arch/powerpc/kvm/book3s_hv_nested.c | 2 | ||||
| -rw-r--r-- | arch/powerpc/kvm/book3s_hv_nestedv2.c | 49 | ||||
| -rw-r--r-- | arch/powerpc/kvm/book3s_pr.c | 1 | ||||
| -rw-r--r-- | arch/powerpc/kvm/emulate_loadstore.c | 21 | ||||
| -rw-r--r-- | arch/powerpc/kvm/powerpc.c | 10 |
10 files changed, 151 insertions, 58 deletions
diff --git a/arch/powerpc/kvm/Kconfig b/arch/powerpc/kvm/Kconfig index 902611954200..074263429faf 100644 --- a/arch/powerpc/kvm/Kconfig +++ b/arch/powerpc/kvm/Kconfig @@ -19,13 +19,11 @@ if VIRTUALIZATION config KVM bool - select PREEMPT_NOTIFIERS - select HAVE_KVM_EVENTFD + select KVM_COMMON select HAVE_KVM_VCPU_ASYNC_IOCTL select KVM_VFIO select IRQ_BYPASS_MANAGER select HAVE_KVM_IRQ_BYPASS - select INTERVAL_TREE config KVM_BOOK3S_HANDLER bool @@ -42,7 +40,7 @@ config KVM_BOOK3S_64_HANDLER config KVM_BOOK3S_PR_POSSIBLE bool select KVM_MMIO - select MMU_NOTIFIER + select KVM_GENERIC_MMU_NOTIFIER config KVM_BOOK3S_HV_POSSIBLE bool @@ -85,7 +83,7 @@ config KVM_BOOK3S_64_HV tristate "KVM for POWER7 and later using hypervisor mode in host" depends on KVM_BOOK3S_64 && PPC_POWERNV select KVM_BOOK3S_HV_POSSIBLE - select MMU_NOTIFIER + select KVM_GENERIC_MMU_NOTIFIER select CMA help Support running unmodified book3s_64 guest kernels in @@ -194,7 +192,7 @@ config KVM_E500V2 depends on !CONTEXT_TRACKING_USER select KVM select KVM_MMIO - select MMU_NOTIFIER + select KVM_GENERIC_MMU_NOTIFIER help Support running unmodified E500 guest kernels in virtual machines on E500v2 host processors. @@ -211,7 +209,7 @@ config KVM_E500MC select KVM select KVM_MMIO select KVM_BOOKE_HV - select MMU_NOTIFIER + select KVM_GENERIC_MMU_NOTIFIER help Support running unmodified E500MC/E5500/E6500 guest kernels in virtual machines on E500MC/E5500/E6500 host processors. @@ -225,7 +223,6 @@ config KVM_MPIC bool "KVM in-kernel MPIC emulation" depends on KVM && PPC_E500 select HAVE_KVM_IRQCHIP - select HAVE_KVM_IRQFD select HAVE_KVM_IRQ_ROUTING select HAVE_KVM_MSI help @@ -238,7 +235,6 @@ config KVM_XICS bool "KVM in-kernel XICS emulation" depends on KVM_BOOK3S_64 && !KVM_MPIC select HAVE_KVM_IRQCHIP - select HAVE_KVM_IRQFD default y help Include support for the XICS (eXternal Interrupt Controller diff --git a/arch/powerpc/kvm/book3s.c b/arch/powerpc/kvm/book3s.c index 6cd20ab9e94e..8acec144120e 100644 --- a/arch/powerpc/kvm/book3s.c +++ b/arch/powerpc/kvm/book3s.c @@ -302,11 +302,11 @@ static int kvmppc_book3s_irqprio_deliver(struct kvm_vcpu *vcpu, switch (priority) { case BOOK3S_IRQPRIO_DECREMENTER: - deliver = (kvmppc_get_msr(vcpu) & MSR_EE) && !crit; + deliver = !kvmhv_is_nestedv2() && (kvmppc_get_msr(vcpu) & MSR_EE) && !crit; vec = BOOK3S_INTERRUPT_DECREMENTER; break; case BOOK3S_IRQPRIO_EXTERNAL: - deliver = (kvmppc_get_msr(vcpu) & MSR_EE) && !crit; + deliver = !kvmhv_is_nestedv2() && (kvmppc_get_msr(vcpu) & MSR_EE) && !crit; vec = BOOK3S_INTERRUPT_EXTERNAL; break; case BOOK3S_IRQPRIO_SYSTEM_RESET: diff --git a/arch/powerpc/kvm/book3s_64_mmu_radix.c b/arch/powerpc/kvm/book3s_64_mmu_radix.c index 175a8eb2681f..4a1abb9f7c05 100644 --- a/arch/powerpc/kvm/book3s_64_mmu_radix.c +++ b/arch/powerpc/kvm/book3s_64_mmu_radix.c @@ -40,6 +40,9 @@ unsigned long __kvmhv_copy_tofrom_guest_radix(int lpid, int pid, unsigned long quadrant, ret = n; bool is_load = !!to; + if (kvmhv_is_nestedv2()) + return H_UNSUPPORTED; + /* Can't access quadrants 1 or 2 in non-HV mode, call the HV to do it */ if (kvmhv_on_pseries()) return plpar_hcall_norets(H_COPY_TOFROM_GUEST, lpid, pid, eaddr, @@ -97,7 +100,7 @@ static long kvmhv_copy_tofrom_guest_radix(struct kvm_vcpu *vcpu, gva_t eaddr, void *to, void *from, unsigned long n) { int lpid = vcpu->kvm->arch.lpid; - int pid = kvmppc_get_pid(vcpu); + int pid; /* This would cause a data segment intr so don't allow the access */ if (eaddr & (0x3FFUL << 52)) @@ -110,6 +113,8 @@ static long kvmhv_copy_tofrom_guest_radix(struct kvm_vcpu *vcpu, gva_t eaddr, /* If accessing quadrant 3 then pid is expected to be 0 */ if (((eaddr >> 62) & 0x3) == 0x3) pid = 0; + else + pid = kvmppc_get_pid(vcpu); eaddr &= ~(0xFFFUL << 52); diff --git a/arch/powerpc/kvm/book3s_64_vio.c b/arch/powerpc/kvm/book3s_64_vio.c index 14c6d7e318da..b569ebaa590e 100644 --- a/arch/powerpc/kvm/book3s_64_vio.c +++ b/arch/powerpc/kvm/book3s_64_vio.c @@ -20,6 +20,7 @@ #include <linux/iommu.h> #include <linux/file.h> #include <linux/mm.h> +#include <linux/rcupdate_wait.h> #include <asm/kvm_ppc.h> #include <asm/kvm_book3s.h> diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c index 1ed6ec140701..0b921704da45 100644 --- a/arch/powerpc/kvm/book3s_hv.c +++ b/arch/powerpc/kvm/book3s_hv.c @@ -391,6 +391,24 @@ static void kvmppc_set_pvr_hv(struct kvm_vcpu *vcpu, u32 pvr) /* Dummy value used in computing PCR value below */ #define PCR_ARCH_31 (PCR_ARCH_300 << 1) +static inline unsigned long map_pcr_to_cap(unsigned long pcr) +{ + unsigned long cap = 0; + + switch (pcr) { + case PCR_ARCH_300: + cap = H_GUEST_CAP_POWER9; + break; + case PCR_ARCH_31: + cap = H_GUEST_CAP_POWER10; + break; + default: + break; + } + + return cap; +} + static int kvmppc_set_arch_compat(struct kvm_vcpu *vcpu, u32 arch_compat) { unsigned long host_pcr_bit = 0, guest_pcr_bit = 0, cap = 0; @@ -424,11 +442,9 @@ static int kvmppc_set_arch_compat(struct kvm_vcpu *vcpu, u32 arch_compat) break; case PVR_ARCH_300: guest_pcr_bit = PCR_ARCH_300; - cap = H_GUEST_CAP_POWER9; break; case PVR_ARCH_31: guest_pcr_bit = PCR_ARCH_31; - cap = H_GUEST_CAP_POWER10; break; default: return -EINVAL; @@ -440,6 +456,12 @@ static int kvmppc_set_arch_compat(struct kvm_vcpu *vcpu, u32 arch_compat) return -EINVAL; if (kvmhv_on_pseries() && kvmhv_is_nestedv2()) { + /* + * 'arch_compat == 0' would mean the guest should default to + * L1's compatibility. In this case, the guest would pick + * host's PCR and evaluate the corresponding capabilities. + */ + cap = map_pcr_to_cap(guest_pcr_bit); if (!(cap & nested_capabilities)) return -EINVAL; } @@ -650,7 +672,8 @@ static unsigned long do_h_register_vpa(struct kvm_vcpu *vcpu, return err; } -static void kvmppc_update_vpa(struct kvm_vcpu *vcpu, struct kvmppc_vpa *vpap) +static void kvmppc_update_vpa(struct kvm_vcpu *vcpu, struct kvmppc_vpa *vpap, + struct kvmppc_vpa *old_vpap) { struct kvm *kvm = vcpu->kvm; void *va; @@ -690,9 +713,8 @@ static void kvmppc_update_vpa(struct kvm_vcpu *vcpu, struct kvmppc_vpa *vpap) kvmppc_unpin_guest_page(kvm, va, gpa, false); va = NULL; } - if (vpap->pinned_addr) - kvmppc_unpin_guest_page(kvm, vpap->pinned_addr, vpap->gpa, - vpap->dirty); + *old_vpap = *vpap; + vpap->gpa = gpa; vpap->pinned_addr = va; vpap->dirty = false; @@ -702,6 +724,9 @@ static void kvmppc_update_vpa(struct kvm_vcpu *vcpu, struct kvmppc_vpa *vpap) static void kvmppc_update_vpas(struct kvm_vcpu *vcpu) { + struct kvm *kvm = vcpu->kvm; + struct kvmppc_vpa old_vpa = { 0 }; + if (!(vcpu->arch.vpa.update_pending || vcpu->arch.slb_shadow.update_pending || vcpu->arch.dtl.update_pending)) @@ -709,17 +734,34 @@ static void kvmppc_update_vpas(struct kvm_vcpu *vcpu) spin_lock(&vcpu->arch.vpa_update_lock); if (vcpu->arch.vpa.update_pending) { - kvmppc_update_vpa(vcpu, &vcpu->arch.vpa); - if (vcpu->arch.vpa.pinned_addr) + kvmppc_update_vpa(vcpu, &vcpu->arch.vpa, &old_vpa); + if (old_vpa.pinned_addr) { + if (kvmhv_is_nestedv2()) + kvmhv_nestedv2_set_vpa(vcpu, ~0ull); + kvmppc_unpin_guest_page(kvm, old_vpa.pinned_addr, old_vpa.gpa, + old_vpa.dirty); + } + if (vcpu->arch.vpa.pinned_addr) { init_vpa(vcpu, vcpu->arch.vpa.pinned_addr); + if (kvmhv_is_nestedv2()) + kvmhv_nestedv2_set_vpa(vcpu, __pa(vcpu->arch.vpa.pinned_addr)); + } } if (vcpu->arch.dtl.update_pending) { - kvmppc_update_vpa(vcpu, &vcpu->arch.dtl); + kvmppc_update_vpa(vcpu, &vcpu->arch.dtl, &old_vpa); + if (old_vpa.pinned_addr) + kvmppc_unpin_guest_page(kvm, old_vpa.pinned_addr, old_vpa.gpa, + old_vpa.dirty); vcpu->arch.dtl_ptr = vcpu->arch.dtl.pinned_addr; vcpu->arch.dtl_index = 0; } - if (vcpu->arch.slb_shadow.update_pending) - kvmppc_update_vpa(vcpu, &vcpu->arch.slb_shadow); + if (vcpu->arch.slb_shadow.update_pending) { + kvmppc_update_vpa(vcpu, &vcpu->arch.slb_shadow, &old_vpa); + if (old_vpa.pinned_addr) + kvmppc_unpin_guest_page(kvm, old_vpa.pinned_addr, old_vpa.gpa, + old_vpa.dirty); + } + spin_unlock(&vcpu->arch.vpa_update_lock); } @@ -1597,7 +1639,7 @@ static int kvmppc_handle_exit_hv(struct kvm_vcpu *vcpu, * That can happen due to a bug, or due to a machine check * occurring at just the wrong time. */ - if (__kvmppc_get_msr_hv(vcpu) & MSR_HV) { + if (!kvmhv_is_nestedv2() && (__kvmppc_get_msr_hv(vcpu) & MSR_HV)) { printk(KERN_EMERG "KVM trap in HV mode!\n"); printk(KERN_EMERG "trap=0x%x | pc=0x%lx | msr=0x%llx\n", vcpu->arch.trap, kvmppc_get_pc(vcpu), @@ -1688,7 +1730,7 @@ static int kvmppc_handle_exit_hv(struct kvm_vcpu *vcpu, { int i; - if (unlikely(__kvmppc_get_msr_hv(vcpu) & MSR_PR)) { + if (!kvmhv_is_nestedv2() && unlikely(__kvmppc_get_msr_hv(vcpu) & MSR_PR)) { /* * Guest userspace executed sc 1. This can only be * reached by the P9 path because the old path @@ -4084,6 +4126,8 @@ static int kvmhv_vcpu_entry_nestedv2(struct kvm_vcpu *vcpu, u64 time_limit, if (rc < 0) return -EINVAL; + kvmppc_gse_put_u64(io->vcpu_run_input, KVMPPC_GSID_LPCR, lpcr); + accumulate_time(vcpu, &vcpu->arch.in_guest); rc = plpar_guest_run_vcpu(0, vcpu->kvm->arch.lpid, vcpu->vcpu_id, &trap, &i); @@ -4736,13 +4780,19 @@ int kvmhv_run_single_vcpu(struct kvm_vcpu *vcpu, u64 time_limit, if (!nested) { kvmppc_core_prepare_to_enter(vcpu); - if (__kvmppc_get_msr_hv(vcpu) & MSR_EE) { - if (xive_interrupt_pending(vcpu)) + if (test_bit(BOOK3S_IRQPRIO_EXTERNAL, + &vcpu->arch.pending_exceptions) || + xive_interrupt_pending(vcpu)) { + /* + * For nested HV, don't synthesize but always pass MER, + * the L0 will be able to optimise that more + * effectively than manipulating registers directly. + */ + if (!kvmhv_on_pseries() && (__kvmppc_get_msr_hv(vcpu) & MSR_EE)) kvmppc_inject_interrupt_hv(vcpu, - BOOK3S_INTERRUPT_EXTERNAL, 0); - } else if (test_bit(BOOK3S_IRQPRIO_EXTERNAL, - &vcpu->arch.pending_exceptions)) { - lpcr |= LPCR_MER; + BOOK3S_INTERRUPT_EXTERNAL, 0); + else + lpcr |= LPCR_MER; } } else if (vcpu->arch.pending_exceptions || vcpu->arch.doorbell_request || @@ -4806,7 +4856,7 @@ int kvmhv_run_single_vcpu(struct kvm_vcpu *vcpu, u64 time_limit, * entering a nested guest in which case the decrementer is now owned * by L2 and the L1 decrementer is provided in hdec_expires */ - if (kvmppc_core_pending_dec(vcpu) && + if (!kvmhv_is_nestedv2() && kvmppc_core_pending_dec(vcpu) && ((tb < kvmppc_dec_expires_host_tb(vcpu)) || (trap == BOOK3S_INTERRUPT_SYSCALL && kvmppc_get_gpr(vcpu, 3) == H_ENTER_NESTED))) @@ -4949,7 +4999,7 @@ static int kvmppc_vcpu_run_hv(struct kvm_vcpu *vcpu) if (run->exit_reason == KVM_EXIT_PAPR_HCALL) { accumulate_time(vcpu, &vcpu->arch.hcall); - if (WARN_ON_ONCE(__kvmppc_get_msr_hv(vcpu) & MSR_PR)) { + if (!kvmhv_is_nestedv2() && WARN_ON_ONCE(__kvmppc_get_msr_hv(vcpu) & MSR_PR)) { /* * These should have been caught reflected * into the guest by now. Final sanity check: @@ -5691,10 +5741,12 @@ static void kvmppc_core_destroy_vm_hv(struct kvm *kvm) kvmhv_set_ptbl_entry(kvm->arch.lpid, 0, 0); } - if (kvmhv_is_nestedv2()) + if (kvmhv_is_nestedv2()) { + kvmhv_flush_lpid(kvm->arch.lpid); plpar_guest_delete(0, kvm->arch.lpid); - else + } else { kvmppc_free_lpid(kvm->arch.lpid); + } kvmppc_free_pimap(kvm); } @@ -6210,7 +6262,7 @@ static int kvmhv_svm_off(struct kvm *kvm) } srcu_idx = srcu_read_lock(&kvm->srcu); - for (i = 0; i < KVM_ADDRESS_SPACE_NUM; i++) { + for (i = 0; i < kvm_arch_nr_memslot_as_ids(kvm); i++) { struct kvm_memory_slot *memslot; struct kvm_memslots *slots = __kvm_memslots(kvm, i); int bkt; diff --git a/arch/powerpc/kvm/book3s_hv_nested.c b/arch/powerpc/kvm/book3s_hv_nested.c index 3b658b8696bc..5c375ec1a3c6 100644 --- a/arch/powerpc/kvm/book3s_hv_nested.c +++ b/arch/powerpc/kvm/book3s_hv_nested.c @@ -503,7 +503,7 @@ void kvmhv_nested_exit(void) } } -static void kvmhv_flush_lpid(u64 lpid) +void kvmhv_flush_lpid(u64 lpid) { long rc; diff --git a/arch/powerpc/kvm/book3s_hv_nestedv2.c b/arch/powerpc/kvm/book3s_hv_nestedv2.c index fd3c4f2d9480..8e6f5355f08b 100644 --- a/arch/powerpc/kvm/book3s_hv_nestedv2.c +++ b/arch/powerpc/kvm/book3s_hv_nestedv2.c @@ -138,6 +138,7 @@ static int gs_msg_ops_vcpu_fill_info(struct kvmppc_gs_buff *gsb, vector128 v; int rc, i; u16 iden; + u32 arch_compat = 0; vcpu = gsm->data; @@ -347,8 +348,23 @@ static int gs_msg_ops_vcpu_fill_info(struct kvmppc_gs_buff *gsb, break; } case KVMPPC_GSID_LOGICAL_PVR: - rc = kvmppc_gse_put_u32(gsb, iden, - vcpu->arch.vcore->arch_compat); + /* + * Though 'arch_compat == 0' would mean the default + * compatibility, arch_compat, being a Guest Wide + * Element, cannot be filled with a value of 0 in GSB + * as this would result into a kernel trap. + * Hence, when `arch_compat == 0`, arch_compat should + * default to L1's PVR. + */ + if (!vcpu->arch.vcore->arch_compat) { + if (cpu_has_feature(CPU_FTR_ARCH_31)) + arch_compat = PVR_ARCH_31; + else if (cpu_has_feature(CPU_FTR_ARCH_300)) + arch_compat = PVR_ARCH_300; + } else { + arch_compat = vcpu->arch.vcore->arch_compat; + } + rc = kvmppc_gse_put_u32(gsb, iden, arch_compat); break; } @@ -856,6 +872,35 @@ free_gsb: EXPORT_SYMBOL_GPL(kvmhv_nestedv2_set_ptbl_entry); /** + * kvmhv_nestedv2_set_vpa() - register L2 VPA with L0 + * @vcpu: vcpu + * @vpa: L1 logical real address + */ +int kvmhv_nestedv2_set_vpa(struct kvm_vcpu *vcpu, unsigned long vpa) +{ + struct kvmhv_nestedv2_io *io; + struct kvmppc_gs_buff *gsb; + int rc = 0; + + io = &vcpu->arch.nestedv2_io; + gsb = io->vcpu_run_input; + + kvmppc_gsb_reset(gsb); + rc = kvmppc_gse_put_u64(gsb, KVMPPC_GSID_VPA, vpa); + if (rc < 0) + goto out; + + rc = kvmppc_gsb_send(gsb, 0); + if (rc < 0) + pr_err("KVM-NESTEDv2: couldn't register the L2 VPA (rc=%d)\n", rc); + +out: + kvmppc_gsb_reset(gsb); + return rc; +} +EXPORT_SYMBOL_GPL(kvmhv_nestedv2_set_vpa); + +/** * kvmhv_nestedv2_parse_output() - receive values from H_GUEST_RUN_VCPU output * @vcpu: vcpu * diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c index 9118242063fb..5b92619a05fd 100644 --- a/arch/powerpc/kvm/book3s_pr.c +++ b/arch/powerpc/kvm/book3s_pr.c @@ -604,6 +604,7 @@ static void kvmppc_set_pvr_pr(struct kvm_vcpu *vcpu, u32 pvr) case PVR_POWER8: case PVR_POWER8E: case PVR_POWER8NVL: + case PVR_HX_C2000: case PVR_POWER9: vcpu->arch.hflags |= BOOK3S_HFLAG_MULTI_PGSIZE | BOOK3S_HFLAG_NEW_TLBIE; diff --git a/arch/powerpc/kvm/emulate_loadstore.c b/arch/powerpc/kvm/emulate_loadstore.c index 077fd88a0b68..ec60c7979718 100644 --- a/arch/powerpc/kvm/emulate_loadstore.c +++ b/arch/powerpc/kvm/emulate_loadstore.c @@ -93,7 +93,6 @@ int kvmppc_emulate_loadstore(struct kvm_vcpu *vcpu) emulated = EMULATE_FAIL; vcpu->arch.regs.msr = kvmppc_get_msr(vcpu); - kvmhv_nestedv2_reload_ptregs(vcpu, &vcpu->arch.regs); if (analyse_instr(&op, &vcpu->arch.regs, inst) == 0) { int type = op.type & INSTR_TYPE_MASK; int size = GETSIZE(op.type); @@ -112,7 +111,7 @@ int kvmppc_emulate_loadstore(struct kvm_vcpu *vcpu) op.reg, size, !instr_byte_swap); if ((op.type & UPDATE) && (emulated != EMULATE_FAIL)) - kvmppc_set_gpr(vcpu, op.update_reg, op.ea); + kvmppc_set_gpr(vcpu, op.update_reg, vcpu->arch.vaddr_accessed); break; } @@ -132,7 +131,7 @@ int kvmppc_emulate_loadstore(struct kvm_vcpu *vcpu) KVM_MMIO_REG_FPR|op.reg, size, 1); if ((op.type & UPDATE) && (emulated != EMULATE_FAIL)) - kvmppc_set_gpr(vcpu, op.update_reg, op.ea); + kvmppc_set_gpr(vcpu, op.update_reg, vcpu->arch.vaddr_accessed); break; #endif @@ -224,16 +223,17 @@ int kvmppc_emulate_loadstore(struct kvm_vcpu *vcpu) break; } #endif - case STORE: - /* if need byte reverse, op.val has been reversed by - * analyse_instr(). - */ - emulated = kvmppc_handle_store(vcpu, op.val, size, 1); + case STORE: { + int instr_byte_swap = op.type & BYTEREV; + + emulated = kvmppc_handle_store(vcpu, kvmppc_get_gpr(vcpu, op.reg), + size, !instr_byte_swap); if ((op.type & UPDATE) && (emulated != EMULATE_FAIL)) - kvmppc_set_gpr(vcpu, op.update_reg, op.ea); + kvmppc_set_gpr(vcpu, op.update_reg, vcpu->arch.vaddr_accessed); break; + } #ifdef CONFIG_PPC_FPU case STORE_FP: if (kvmppc_check_fp_disabled(vcpu)) @@ -254,7 +254,7 @@ int kvmppc_emulate_loadstore(struct kvm_vcpu *vcpu) kvmppc_get_fpr(vcpu, op.reg), size, 1); if ((op.type & UPDATE) && (emulated != EMULATE_FAIL)) - kvmppc_set_gpr(vcpu, op.update_reg, op.ea); + kvmppc_set_gpr(vcpu, op.update_reg, vcpu->arch.vaddr_accessed); break; #endif @@ -358,7 +358,6 @@ int kvmppc_emulate_loadstore(struct kvm_vcpu *vcpu) } trace_kvm_ppc_instr(ppc_inst_val(inst), kvmppc_get_pc(vcpu), emulated); - kvmhv_nestedv2_mark_dirty_ptregs(vcpu, &vcpu->arch.regs); /* Advance past emulated instruction. */ if (emulated != EMULATE_FAIL) diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c index f6af752698d0..23407fbd73c9 100644 --- a/arch/powerpc/kvm/powerpc.c +++ b/arch/powerpc/kvm/powerpc.c @@ -528,7 +528,6 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) case KVM_CAP_ENABLE_CAP: case KVM_CAP_ONE_REG: case KVM_CAP_IOEVENTFD: - case KVM_CAP_DEVICE_CTRL: case KVM_CAP_IMMEDIATE_EXIT: case KVM_CAP_SET_GUEST_DEBUG: r = 1; @@ -578,7 +577,7 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) break; #endif -#ifdef CONFIG_HAVE_KVM_IRQFD +#ifdef CONFIG_HAVE_KVM_IRQCHIP case KVM_CAP_IRQFD_RESAMPLE: r = !xive_enabled(); break; @@ -632,13 +631,8 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) break; #endif case KVM_CAP_SYNC_MMU: -#ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE - r = hv_enabled; -#elif defined(KVM_ARCH_WANT_MMU_NOTIFIER) + BUILD_BUG_ON(!IS_ENABLED(CONFIG_KVM_GENERIC_MMU_NOTIFIER)); r = 1; -#else - r = 0; -#endif break; #ifdef CONFIG_KVM_BOOK3S_HV_POSSIBLE case KVM_CAP_PPC_HTAB_FD: |