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-rw-r--r--drivers/kvm/svm.c18
-rw-r--r--drivers/kvm/x86_emulate.c26
2 files changed, 28 insertions, 16 deletions
diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c
index 729f1cd93606..7a6eead63a6b 100644
--- a/drivers/kvm/svm.c
+++ b/drivers/kvm/svm.c
@@ -494,6 +494,7 @@ static void init_vmcb(struct vmcb *vmcb)
494 */ 494 */
495 /* (1ULL << INTERCEPT_SELECTIVE_CR0) | */ 495 /* (1ULL << INTERCEPT_SELECTIVE_CR0) | */
496 (1ULL << INTERCEPT_CPUID) | 496 (1ULL << INTERCEPT_CPUID) |
497 (1ULL << INTERCEPT_INVD) |
497 (1ULL << INTERCEPT_HLT) | 498 (1ULL << INTERCEPT_HLT) |
498 (1ULL << INTERCEPT_INVLPGA) | 499 (1ULL << INTERCEPT_INVLPGA) |
499 (1ULL << INTERCEPT_IOIO_PROT) | 500 (1ULL << INTERCEPT_IOIO_PROT) |
@@ -507,6 +508,7 @@ static void init_vmcb(struct vmcb *vmcb)
507 (1ULL << INTERCEPT_STGI) | 508 (1ULL << INTERCEPT_STGI) |
508 (1ULL << INTERCEPT_CLGI) | 509 (1ULL << INTERCEPT_CLGI) |
509 (1ULL << INTERCEPT_SKINIT) | 510 (1ULL << INTERCEPT_SKINIT) |
511 (1ULL << INTERCEPT_WBINVD) |
510 (1ULL << INTERCEPT_MONITOR) | 512 (1ULL << INTERCEPT_MONITOR) |
511 (1ULL << INTERCEPT_MWAIT); 513 (1ULL << INTERCEPT_MWAIT);
512 514
@@ -561,6 +563,12 @@ static void svm_vcpu_reset(struct kvm_vcpu *vcpu)
561 struct vcpu_svm *svm = to_svm(vcpu); 563 struct vcpu_svm *svm = to_svm(vcpu);
562 564
563 init_vmcb(svm->vmcb); 565 init_vmcb(svm->vmcb);
566
567 if (vcpu->vcpu_id != 0) {
568 svm->vmcb->save.rip = 0;
569 svm->vmcb->save.cs.base = svm->vcpu.sipi_vector << 12;
570 svm->vmcb->save.cs.selector = svm->vcpu.sipi_vector << 8;
571 }
564} 572}
565 573
566static struct kvm_vcpu *svm_create_vcpu(struct kvm *kvm, unsigned int id) 574static struct kvm_vcpu *svm_create_vcpu(struct kvm *kvm, unsigned int id)
@@ -1241,6 +1249,7 @@ static int (*svm_exit_handlers[])(struct vcpu_svm *svm,
1241 [SVM_EXIT_VINTR] = interrupt_window_interception, 1249 [SVM_EXIT_VINTR] = interrupt_window_interception,
1242 /* [SVM_EXIT_CR0_SEL_WRITE] = emulate_on_interception, */ 1250 /* [SVM_EXIT_CR0_SEL_WRITE] = emulate_on_interception, */
1243 [SVM_EXIT_CPUID] = cpuid_interception, 1251 [SVM_EXIT_CPUID] = cpuid_interception,
1252 [SVM_EXIT_INVD] = emulate_on_interception,
1244 [SVM_EXIT_HLT] = halt_interception, 1253 [SVM_EXIT_HLT] = halt_interception,
1245 [SVM_EXIT_INVLPG] = emulate_on_interception, 1254 [SVM_EXIT_INVLPG] = emulate_on_interception,
1246 [SVM_EXIT_INVLPGA] = invalid_op_interception, 1255 [SVM_EXIT_INVLPGA] = invalid_op_interception,
@@ -1255,6 +1264,7 @@ static int (*svm_exit_handlers[])(struct vcpu_svm *svm,
1255 [SVM_EXIT_STGI] = invalid_op_interception, 1264 [SVM_EXIT_STGI] = invalid_op_interception,
1256 [SVM_EXIT_CLGI] = invalid_op_interception, 1265 [SVM_EXIT_CLGI] = invalid_op_interception,
1257 [SVM_EXIT_SKINIT] = invalid_op_interception, 1266 [SVM_EXIT_SKINIT] = invalid_op_interception,
1267 [SVM_EXIT_WBINVD] = emulate_on_interception,
1258 [SVM_EXIT_MONITOR] = invalid_op_interception, 1268 [SVM_EXIT_MONITOR] = invalid_op_interception,
1259 [SVM_EXIT_MWAIT] = invalid_op_interception, 1269 [SVM_EXIT_MWAIT] = invalid_op_interception,
1260}; 1270};
@@ -1579,10 +1589,6 @@ static void svm_vcpu_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
1579#endif 1589#endif
1580 : "cc", "memory" ); 1590 : "cc", "memory" );
1581 1591
1582 local_irq_disable();
1583
1584 stgi();
1585
1586 if ((svm->vmcb->save.dr7 & 0xff)) 1592 if ((svm->vmcb->save.dr7 & 0xff))
1587 load_db_regs(svm->host_db_regs); 1593 load_db_regs(svm->host_db_regs);
1588 1594
@@ -1599,6 +1605,10 @@ static void svm_vcpu_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
1599 1605
1600 reload_tss(vcpu); 1606 reload_tss(vcpu);
1601 1607
1608 local_irq_disable();
1609
1610 stgi();
1611
1602 svm->next_rip = 0; 1612 svm->next_rip = 0;
1603} 1613}
1604 1614
diff --git a/drivers/kvm/x86_emulate.c b/drivers/kvm/x86_emulate.c
index a6ace302e0cd..33b181451557 100644
--- a/drivers/kvm/x86_emulate.c
+++ b/drivers/kvm/x86_emulate.c
@@ -167,7 +167,7 @@ static u8 opcode_table[256] = {
167static u16 twobyte_table[256] = { 167static u16 twobyte_table[256] = {
168 /* 0x00 - 0x0F */ 168 /* 0x00 - 0x0F */
169 0, SrcMem | ModRM | DstReg, 0, 0, 0, 0, ImplicitOps, 0, 169 0, SrcMem | ModRM | DstReg, 0, 0, 0, 0, ImplicitOps, 0,
170 0, ImplicitOps, 0, 0, 0, ImplicitOps | ModRM, 0, 0, 170 ImplicitOps, ImplicitOps, 0, 0, 0, ImplicitOps | ModRM, 0, 0,
171 /* 0x10 - 0x1F */ 171 /* 0x10 - 0x1F */
172 0, 0, 0, 0, 0, 0, 0, 0, ImplicitOps | ModRM, 0, 0, 0, 0, 0, 0, 0, 172 0, 0, 0, 0, 0, 0, 0, 0, ImplicitOps | ModRM, 0, 0, 0, 0, 0, 0, 0,
173 /* 0x20 - 0x2F */ 173 /* 0x20 - 0x2F */
@@ -980,17 +980,6 @@ done_prefixes:
980 goto cannot_emulate; 980 goto cannot_emulate;
981 dst.val = (s32) src.val; 981 dst.val = (s32) src.val;
982 break; 982 break;
983 case 0x6a: /* push imm8 */
984 src.val = 0L;
985 src.val = insn_fetch(s8, 1, _eip);
986push:
987 dst.type = OP_MEM;
988 dst.bytes = op_bytes;
989 dst.val = src.val;
990 register_address_increment(_regs[VCPU_REGS_RSP], -op_bytes);
991 dst.ptr = (void *) register_address(ctxt->ss_base,
992 _regs[VCPU_REGS_RSP]);
993 break;
994 case 0x80 ... 0x83: /* Grp1 */ 983 case 0x80 ... 0x83: /* Grp1 */
995 switch (modrm_reg) { 984 switch (modrm_reg) {
996 case 0: 985 case 0:
@@ -1243,6 +1232,17 @@ special_insn:
1243 register_address_increment(_regs[VCPU_REGS_RSP], op_bytes); 1232 register_address_increment(_regs[VCPU_REGS_RSP], op_bytes);
1244 no_wb = 1; /* Disable writeback. */ 1233 no_wb = 1; /* Disable writeback. */
1245 break; 1234 break;
1235 case 0x6a: /* push imm8 */
1236 src.val = 0L;
1237 src.val = insn_fetch(s8, 1, _eip);
1238 push:
1239 dst.type = OP_MEM;
1240 dst.bytes = op_bytes;
1241 dst.val = src.val;
1242 register_address_increment(_regs[VCPU_REGS_RSP], -op_bytes);
1243 dst.ptr = (void *) register_address(ctxt->ss_base,
1244 _regs[VCPU_REGS_RSP]);
1245 break;
1246 case 0x6c: /* insb */ 1246 case 0x6c: /* insb */
1247 case 0x6d: /* insw/insd */ 1247 case 0x6d: /* insw/insd */
1248 if (kvm_emulate_pio_string(ctxt->vcpu, NULL, 1248 if (kvm_emulate_pio_string(ctxt->vcpu, NULL,
@@ -1532,6 +1532,8 @@ twobyte_special_insn:
1532 case 0x06: 1532 case 0x06:
1533 emulate_clts(ctxt->vcpu); 1533 emulate_clts(ctxt->vcpu);
1534 break; 1534 break;
1535 case 0x08: /* invd */
1536 break;
1535 case 0x09: /* wbinvd */ 1537 case 0x09: /* wbinvd */
1536 break; 1538 break;
1537 case 0x0d: /* GrpP (prefetch) */ 1539 case 0x0d: /* GrpP (prefetch) */