diff options
Diffstat (limited to 'arch/powerpc/kvm/book3s_pr.c')
| -rw-r--r-- | arch/powerpc/kvm/book3s_pr.c | 32 |
1 files changed, 17 insertions, 15 deletions
diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c index d6abed6e51e6..5b92619a05fd 100644 --- a/arch/powerpc/kvm/book3s_pr.c +++ b/arch/powerpc/kvm/book3s_pr.c @@ -499,7 +499,6 @@ static void kvmppc_set_msr_pr(struct kvm_vcpu *vcpu, u64 msr) if (msr & MSR_POW) { if (!vcpu->arch.pending_exceptions) { kvm_vcpu_halt(vcpu); - kvm_clear_request(KVM_REQ_UNHALT, vcpu); vcpu->stat.generic.halt_wakeup++; /* Unset POW bit after we woke up */ @@ -605,6 +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; @@ -760,7 +760,7 @@ static int kvmppc_handle_pagefault(struct kvm_vcpu *vcpu, flags = DSISR_NOHPTE; if (data) { flags |= vcpu->arch.fault_dsisr & DSISR_ISSTORE; - kvmppc_core_queue_data_storage(vcpu, eaddr, flags); + kvmppc_core_queue_data_storage(vcpu, 0, eaddr, flags); } else { kvmppc_core_queue_inst_storage(vcpu, flags); } @@ -1045,6 +1045,8 @@ void kvmppc_set_fscr(struct kvm_vcpu *vcpu, u64 fscr) { if (fscr & FSCR_SCV) fscr &= ~FSCR_SCV; /* SCV must not be enabled */ + /* Prohibit prefixed instructions for now */ + fscr &= ~FSCR_PREFIX; if ((vcpu->arch.fscr & FSCR_TAR) && !(fscr & FSCR_TAR)) { /* TAR got dropped, drop it in shadow too */ kvmppc_giveup_fac(vcpu, FSCR_TAR_LG); @@ -1080,7 +1082,7 @@ static int kvmppc_exit_pr_progint(struct kvm_vcpu *vcpu, unsigned int exit_nr) { enum emulation_result er; ulong flags; - u32 last_inst; + ppc_inst_t last_inst; int emul, r; /* @@ -1101,9 +1103,9 @@ static int kvmppc_exit_pr_progint(struct kvm_vcpu *vcpu, unsigned int exit_nr) if (kvmppc_get_msr(vcpu) & MSR_PR) { #ifdef EXIT_DEBUG pr_info("Userspace triggered 0x700 exception at\n 0x%lx (0x%x)\n", - kvmppc_get_pc(vcpu), last_inst); + kvmppc_get_pc(vcpu), ppc_inst_val(last_inst)); #endif - if ((last_inst & 0xff0007ff) != (INS_DCBZ & 0xfffffff7)) { + if ((ppc_inst_val(last_inst) & 0xff0007ff) != (INS_DCBZ & 0xfffffff7)) { kvmppc_core_queue_program(vcpu, flags); return RESUME_GUEST; } @@ -1120,7 +1122,7 @@ static int kvmppc_exit_pr_progint(struct kvm_vcpu *vcpu, unsigned int exit_nr) break; case EMULATE_FAIL: pr_crit("%s: emulation at %lx failed (%08x)\n", - __func__, kvmppc_get_pc(vcpu), last_inst); + __func__, kvmppc_get_pc(vcpu), ppc_inst_val(last_inst)); kvmppc_core_queue_program(vcpu, flags); r = RESUME_GUEST; break; @@ -1237,7 +1239,7 @@ int kvmppc_handle_exit_pr(struct kvm_vcpu *vcpu, unsigned int exit_nr) r = kvmppc_handle_pagefault(vcpu, dar, exit_nr); srcu_read_unlock(&vcpu->kvm->srcu, idx); } else { - kvmppc_core_queue_data_storage(vcpu, dar, fault_dsisr); + kvmppc_core_queue_data_storage(vcpu, 0, dar, fault_dsisr); r = RESUME_GUEST; } break; @@ -1282,7 +1284,7 @@ int kvmppc_handle_exit_pr(struct kvm_vcpu *vcpu, unsigned int exit_nr) break; case BOOK3S_INTERRUPT_SYSCALL: { - u32 last_sc; + ppc_inst_t last_sc; int emul; /* Get last sc for papr */ @@ -1297,7 +1299,7 @@ int kvmppc_handle_exit_pr(struct kvm_vcpu *vcpu, unsigned int exit_nr) } if (vcpu->arch.papr_enabled && - (last_sc == 0x44000022) && + (ppc_inst_val(last_sc) == 0x44000022) && !(kvmppc_get_msr(vcpu) & MSR_PR)) { /* SC 1 papr hypercalls */ ulong cmd = kvmppc_get_gpr(vcpu, 3); @@ -1349,7 +1351,7 @@ int kvmppc_handle_exit_pr(struct kvm_vcpu *vcpu, unsigned int exit_nr) { int ext_msr = 0; int emul; - u32 last_inst; + ppc_inst_t last_inst; if (vcpu->arch.hflags & BOOK3S_HFLAG_PAIRED_SINGLE) { /* Do paired single instruction emulation */ @@ -1383,15 +1385,15 @@ int kvmppc_handle_exit_pr(struct kvm_vcpu *vcpu, unsigned int exit_nr) } case BOOK3S_INTERRUPT_ALIGNMENT: { - u32 last_inst; + ppc_inst_t last_inst; int emul = kvmppc_get_last_inst(vcpu, INST_GENERIC, &last_inst); if (emul == EMULATE_DONE) { u32 dsisr; u64 dar; - dsisr = kvmppc_alignment_dsisr(vcpu, last_inst); - dar = kvmppc_alignment_dar(vcpu, last_inst); + dsisr = kvmppc_alignment_dsisr(vcpu, ppc_inst_val(last_inst)); + dar = kvmppc_alignment_dar(vcpu, ppc_inst_val(last_inst)); kvmppc_set_dsisr(vcpu, dsisr); kvmppc_set_dar(vcpu, dar); @@ -2043,8 +2045,8 @@ static int kvmppc_core_check_processor_compat_pr(void) return 0; } -static long kvm_arch_vm_ioctl_pr(struct file *filp, - unsigned int ioctl, unsigned long arg) +static int kvm_arch_vm_ioctl_pr(struct file *filp, + unsigned int ioctl, unsigned long arg) { return -ENOTTY; } |