From: kernel test robot <lkp@intel.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev
Subject: Re: [PATCH v4 02/15] KVM: SVM: Compile sev.c if and only if CONFIG_KVM_AMD_SEV=y
Date: Wed, 20 Mar 2024 16:26:20 +0800 [thread overview]
Message-ID: <202403201614.EaivvQmz-lkp@intel.com> (raw)
In-Reply-To: <20240318233352.2728327-3-pbonzini@redhat.com>
Hi Paolo,
kernel test robot noticed the following build errors:
[auto build test ERROR on kvm/queue]
[also build test ERROR on linus/master next-20240320]
[cannot apply to tip/x86/core mst-vhost/linux-next kvm/linux-next v6.8]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Paolo-Bonzini/KVM-SVM-Invert-handling-of-SEV-and-SEV_ES-feature-flags/20240319-074252
base: https://git.kernel.org/pub/scm/virt/kvm/kvm.git queue
patch link: https://lore.kernel.org/r/20240318233352.2728327-3-pbonzini%40redhat.com
patch subject: [PATCH v4 02/15] KVM: SVM: Compile sev.c if and only if CONFIG_KVM_AMD_SEV=y
config: x86_64-buildonly-randconfig-001-20240319 (https://download.01.org/0day-ci/archive/20240320/202403201614.EaivvQmz-lkp@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240320/202403201614.EaivvQmz-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202403201614.EaivvQmz-lkp@intel.com/
All error/warnings (new ones prefixed by >>):
>> arch/x86/kvm/svm/svm.c:1367:3: error: call to undeclared function 'sev_init_vmcb'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
1367 | sev_init_vmcb(svm);
| ^
>> arch/x86/kvm/svm/svm.c:1391:3: error: call to undeclared function 'sev_es_vcpu_reset'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
1391 | sev_es_vcpu_reset(svm);
| ^
arch/x86/kvm/svm/svm.c:1391:3: note: did you mean 'kvm_vcpu_reset'?
arch/x86/include/asm/kvm_host.h:2222:6: note: 'kvm_vcpu_reset' declared here
2222 | void kvm_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event);
| ^
>> arch/x86/kvm/svm/svm.c:1512:3: error: call to undeclared function 'sev_es_unmap_ghcb'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
1512 | sev_es_unmap_ghcb(svm);
| ^
>> arch/x86/kvm/svm/svm.c:1526:3: error: call to undeclared function 'sev_es_prepare_switch_to_guest'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
1526 | sev_es_prepare_switch_to_guest(hostsa);
| ^
arch/x86/kvm/svm/svm.c:1526:3: note: did you mean 'svm_prepare_switch_to_guest'?
arch/x86/kvm/svm/svm.c:1506:13: note: 'svm_prepare_switch_to_guest' declared here
1506 | static void svm_prepare_switch_to_guest(struct kvm_vcpu *vcpu)
| ^
>> arch/x86/kvm/svm/svm.c:2226:11: error: call to undeclared function 'sev_es_string_io'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
2226 | return sev_es_string_io(svm, size, port, in);
| ^
arch/x86/kvm/svm/svm.c:2226:11: note: did you mean 'kvm_sev_es_string_io'?
arch/x86/kvm/x86.h:537:5: note: 'kvm_sev_es_string_io' declared here
537 | int kvm_sev_es_string_io(struct kvm_vcpu *vcpu, unsigned int size,
| ^
>> arch/x86/kvm/svm/svm.c:3549:10: error: call to undeclared function 'pre_sev_run'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
3549 | return pre_sev_run(svm, vcpu->cpu);
| ^
arch/x86/kvm/svm/svm.c:3549:10: note: did you mean 'pre_svm_run'?
arch/x86/kvm/svm/svm.c:3532:13: note: 'pre_svm_run' declared here
3532 | static void pre_svm_run(struct kvm_vcpu *vcpu)
| ^
>> arch/x86/kvm/svm/svm.c:3549:3: warning: void function 'pre_svm_run' should not return a value [-Wreturn-type]
3549 | return pre_sev_run(svm, vcpu->cpu);
| ^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> arch/x86/kvm/svm/svm.c:4356:3: error: call to undeclared function 'sev_vcpu_after_set_cpuid'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
4356 | sev_vcpu_after_set_cpuid(svm);
| ^
arch/x86/kvm/svm/svm.c:4356:3: note: did you mean 'svm_vcpu_after_set_cpuid'?
arch/x86/kvm/svm/svm.c:4309:13: note: 'svm_vcpu_after_set_cpuid' declared here
4309 | static void svm_vcpu_after_set_cpuid(struct kvm_vcpu *vcpu)
| ^
>> arch/x86/kvm/svm/svm.c:4883:2: error: call to undeclared function 'sev_vcpu_deliver_sipi_vector'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
4883 | sev_vcpu_deliver_sipi_vector(vcpu, vector);
| ^
arch/x86/kvm/svm/svm.c:4883:2: note: did you mean 'svm_vcpu_deliver_sipi_vector'?
arch/x86/kvm/svm/svm.c:4878:13: note: 'svm_vcpu_deliver_sipi_vector' declared here
4878 | static void svm_vcpu_deliver_sipi_vector(struct kvm_vcpu *vcpu, u8 vector)
| ^
4879 | {
4880 | if (!sev_es_guest(vcpu->kvm))
4881 | return kvm_vcpu_deliver_sipi_vector(vcpu, vector);
4882 |
4883 | sev_vcpu_deliver_sipi_vector(vcpu, vector);
| ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
| svm_vcpu_deliver_sipi_vector
1 warning and 8 errors generated.
vim +/sev_init_vmcb +1367 arch/x86/kvm/svm/svm.c
36e8194dcd749c arch/x86/kvm/svm/svm.c Paolo Bonzini 2021-09-23 1226
63129754178c55 arch/x86/kvm/svm/svm.c Paolo Bonzini 2021-03-02 1227 static void init_vmcb(struct kvm_vcpu *vcpu)
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1228 {
63129754178c55 arch/x86/kvm/svm/svm.c Paolo Bonzini 2021-03-02 1229 struct vcpu_svm *svm = to_svm(vcpu);
1ee73a332f80dd arch/x86/kvm/svm/svm.c Maxim Levitsky 2022-03-22 1230 struct vmcb *vmcb = svm->vmcb01.ptr;
1ee73a332f80dd arch/x86/kvm/svm/svm.c Maxim Levitsky 2022-03-22 1231 struct vmcb_control_area *control = &vmcb->control;
1ee73a332f80dd arch/x86/kvm/svm/svm.c Maxim Levitsky 2022-03-22 1232 struct vmcb_save_area *save = &vmcb->save;
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1233
830bd71f2c0684 arch/x86/kvm/svm/svm.c Babu Moger 2020-09-11 1234 svm_set_intercept(svm, INTERCEPT_CR0_READ);
830bd71f2c0684 arch/x86/kvm/svm/svm.c Babu Moger 2020-09-11 1235 svm_set_intercept(svm, INTERCEPT_CR3_READ);
830bd71f2c0684 arch/x86/kvm/svm/svm.c Babu Moger 2020-09-11 1236 svm_set_intercept(svm, INTERCEPT_CR4_READ);
830bd71f2c0684 arch/x86/kvm/svm/svm.c Babu Moger 2020-09-11 1237 svm_set_intercept(svm, INTERCEPT_CR0_WRITE);
830bd71f2c0684 arch/x86/kvm/svm/svm.c Babu Moger 2020-09-11 1238 svm_set_intercept(svm, INTERCEPT_CR3_WRITE);
830bd71f2c0684 arch/x86/kvm/svm/svm.c Babu Moger 2020-09-11 1239 svm_set_intercept(svm, INTERCEPT_CR4_WRITE);
63129754178c55 arch/x86/kvm/svm/svm.c Paolo Bonzini 2021-03-02 1240 if (!kvm_vcpu_apicv_active(vcpu))
830bd71f2c0684 arch/x86/kvm/svm/svm.c Babu Moger 2020-09-11 1241 svm_set_intercept(svm, INTERCEPT_CR8_WRITE);
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1242
5315c716b69f47 arch/x86/kvm/svm.c Paolo Bonzini 2014-03-03 1243 set_dr_intercepts(svm);
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1244
18c918c5f59bc3 arch/x86/kvm/svm.c Joerg Roedel 2010-11-30 1245 set_exception_intercept(svm, PF_VECTOR);
18c918c5f59bc3 arch/x86/kvm/svm.c Joerg Roedel 2010-11-30 1246 set_exception_intercept(svm, UD_VECTOR);
18c918c5f59bc3 arch/x86/kvm/svm.c Joerg Roedel 2010-11-30 1247 set_exception_intercept(svm, MC_VECTOR);
54a20552e1eae0 arch/x86/kvm/svm.c Eric Northup 2015-11-03 1248 set_exception_intercept(svm, AC_VECTOR);
cbdb967af3d549 arch/x86/kvm/svm.c Paolo Bonzini 2015-11-10 1249 set_exception_intercept(svm, DB_VECTOR);
9718420e9fd462 arch/x86/kvm/svm.c Liran Alon 2018-03-12 1250 /*
9718420e9fd462 arch/x86/kvm/svm.c Liran Alon 2018-03-12 1251 * Guest access to VMware backdoor ports could legitimately
9718420e9fd462 arch/x86/kvm/svm.c Liran Alon 2018-03-12 1252 * trigger #GP because of TSS I/O permission bitmap.
9718420e9fd462 arch/x86/kvm/svm.c Liran Alon 2018-03-12 1253 * We intercept those #GP and allow access to them anyway
29de732cc95cb5 arch/x86/kvm/svm/svm.c Alexey Kardashevskiy 2023-06-15 1254 * as VMware does.
9718420e9fd462 arch/x86/kvm/svm.c Liran Alon 2018-03-12 1255 */
29de732cc95cb5 arch/x86/kvm/svm/svm.c Alexey Kardashevskiy 2023-06-15 1256 if (enable_vmware_backdoor)
9718420e9fd462 arch/x86/kvm/svm.c Liran Alon 2018-03-12 1257 set_exception_intercept(svm, GP_VECTOR);
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1258
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1259 svm_set_intercept(svm, INTERCEPT_INTR);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1260 svm_set_intercept(svm, INTERCEPT_NMI);
4b639a9f82fcf1 arch/x86/kvm/svm/svm.c Maxim Levitsky 2021-07-07 1261
4b639a9f82fcf1 arch/x86/kvm/svm/svm.c Maxim Levitsky 2021-07-07 1262 if (intercept_smi)
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1263 svm_set_intercept(svm, INTERCEPT_SMI);
4b639a9f82fcf1 arch/x86/kvm/svm/svm.c Maxim Levitsky 2021-07-07 1264
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1265 svm_set_intercept(svm, INTERCEPT_SELECTIVE_CR0);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1266 svm_set_intercept(svm, INTERCEPT_RDPMC);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1267 svm_set_intercept(svm, INTERCEPT_CPUID);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1268 svm_set_intercept(svm, INTERCEPT_INVD);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1269 svm_set_intercept(svm, INTERCEPT_INVLPG);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1270 svm_set_intercept(svm, INTERCEPT_INVLPGA);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1271 svm_set_intercept(svm, INTERCEPT_IOIO_PROT);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1272 svm_set_intercept(svm, INTERCEPT_MSR_PROT);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1273 svm_set_intercept(svm, INTERCEPT_TASK_SWITCH);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1274 svm_set_intercept(svm, INTERCEPT_SHUTDOWN);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1275 svm_set_intercept(svm, INTERCEPT_VMRUN);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1276 svm_set_intercept(svm, INTERCEPT_VMMCALL);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1277 svm_set_intercept(svm, INTERCEPT_VMLOAD);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1278 svm_set_intercept(svm, INTERCEPT_VMSAVE);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1279 svm_set_intercept(svm, INTERCEPT_STGI);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1280 svm_set_intercept(svm, INTERCEPT_CLGI);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1281 svm_set_intercept(svm, INTERCEPT_SKINIT);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1282 svm_set_intercept(svm, INTERCEPT_WBINVD);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1283 svm_set_intercept(svm, INTERCEPT_XSETBV);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1284 svm_set_intercept(svm, INTERCEPT_RDPRU);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1285 svm_set_intercept(svm, INTERCEPT_RSM);
668fffa3f838ed arch/x86/kvm/svm.c Michael S. Tsirkin 2017-04-21 1286
63129754178c55 arch/x86/kvm/svm/svm.c Paolo Bonzini 2021-03-02 1287 if (!kvm_mwait_in_guest(vcpu->kvm)) {
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1288 svm_set_intercept(svm, INTERCEPT_MONITOR);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1289 svm_set_intercept(svm, INTERCEPT_MWAIT);
668fffa3f838ed arch/x86/kvm/svm.c Michael S. Tsirkin 2017-04-21 1290 }
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1291
63129754178c55 arch/x86/kvm/svm/svm.c Paolo Bonzini 2021-03-02 1292 if (!kvm_hlt_in_guest(vcpu->kvm))
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1293 svm_set_intercept(svm, INTERCEPT_HLT);
caa057a2cad647 arch/x86/kvm/svm.c Wanpeng Li 2018-03-12 1294
d0ec49d4de9080 arch/x86/kvm/svm.c Tom Lendacky 2017-07-17 1295 control->iopm_base_pa = __sme_set(iopm_base);
d0ec49d4de9080 arch/x86/kvm/svm.c Tom Lendacky 2017-07-17 1296 control->msrpm_base_pa = __sme_set(__pa(svm->msrpm));
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1297 control->int_ctl = V_INTR_MASKING_MASK;
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1298
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1299 init_seg(&save->es);
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1300 init_seg(&save->ss);
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1301 init_seg(&save->ds);
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1302 init_seg(&save->fs);
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1303 init_seg(&save->gs);
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1304
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1305 save->cs.selector = 0xf000;
04b66839d312d3 arch/x86/kvm/svm.c Paolo Bonzini 2013-03-19 1306 save->cs.base = 0xffff0000;
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1307 /* Executable/Readable Code Segment */
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1308 save->cs.attrib = SVM_SELECTOR_READ_MASK | SVM_SELECTOR_P_MASK |
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1309 SVM_SELECTOR_S_MASK | SVM_SELECTOR_CODE_MASK;
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1310 save->cs.limit = 0xffff;
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1311
4f117ce4aefca0 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-07-13 1312 save->gdtr.base = 0;
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1313 save->gdtr.limit = 0xffff;
4f117ce4aefca0 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-07-13 1314 save->idtr.base = 0;
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1315 save->idtr.limit = 0xffff;
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1316
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1317 init_sys_seg(&save->ldtr, SEG_TYPE_LDT);
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1318 init_sys_seg(&save->tr, SEG_TYPE_BUSY_TSS16);
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1319
709ddebf81cb40 arch/x86/kvm/svm.c Joerg Roedel 2008-02-07 1320 if (npt_enabled) {
709ddebf81cb40 arch/x86/kvm/svm.c Joerg Roedel 2008-02-07 1321 /* Setup VMCB for Nested Paging */
cea3a19b007a69 arch/x86/kvm/svm.c Tom Lendacky 2017-12-04 1322 control->nested_ctl |= SVM_NESTED_CTL_NP_ENABLE;
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1323 svm_clr_intercept(svm, INTERCEPT_INVLPG);
18c918c5f59bc3 arch/x86/kvm/svm.c Joerg Roedel 2010-11-30 1324 clr_exception_intercept(svm, PF_VECTOR);
830bd71f2c0684 arch/x86/kvm/svm/svm.c Babu Moger 2020-09-11 1325 svm_clr_intercept(svm, INTERCEPT_CR3_READ);
830bd71f2c0684 arch/x86/kvm/svm/svm.c Babu Moger 2020-09-11 1326 svm_clr_intercept(svm, INTERCEPT_CR3_WRITE);
63129754178c55 arch/x86/kvm/svm/svm.c Paolo Bonzini 2021-03-02 1327 save->g_pat = vcpu->arch.pat;
709ddebf81cb40 arch/x86/kvm/svm.c Joerg Roedel 2008-02-07 1328 save->cr3 = 0;
709ddebf81cb40 arch/x86/kvm/svm.c Joerg Roedel 2008-02-07 1329 }
193015adf40d04 arch/x86/kvm/svm/svm.c Cathy Avery 2021-01-12 1330 svm->current_vmcb->asid_generation = 0;
7e8e6eed75e290 arch/x86/kvm/svm/svm.c Cathy Avery 2020-10-11 1331 svm->asid = 0;
1371d90460189d arch/x86/kvm/svm.c Alexander Graf 2008-11-25 1332
c74ad08f3333db arch/x86/kvm/svm/svm.c Maxim Levitsky 2021-05-03 1333 svm->nested.vmcb12_gpa = INVALID_GPA;
c74ad08f3333db arch/x86/kvm/svm/svm.c Maxim Levitsky 2021-05-03 1334 svm->nested.last_vmcb12_gpa = INVALID_GPA;
2af9194d1b683f arch/x86/kvm/svm.c Joerg Roedel 2009-08-07 1335
63129754178c55 arch/x86/kvm/svm/svm.c Paolo Bonzini 2021-03-02 1336 if (!kvm_pause_in_guest(vcpu->kvm)) {
8566ac8b8e7cac arch/x86/kvm/svm.c Babu Moger 2018-03-16 1337 control->pause_filter_count = pause_filter_count;
8566ac8b8e7cac arch/x86/kvm/svm.c Babu Moger 2018-03-16 1338 if (pause_filter_thresh)
8566ac8b8e7cac arch/x86/kvm/svm.c Babu Moger 2018-03-16 1339 control->pause_filter_thresh = pause_filter_thresh;
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1340 svm_set_intercept(svm, INTERCEPT_PAUSE);
8566ac8b8e7cac arch/x86/kvm/svm.c Babu Moger 2018-03-16 1341 } else {
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1342 svm_clr_intercept(svm, INTERCEPT_PAUSE);
565d0998ecac83 arch/x86/kvm/svm.c Mark Langsdorf 2009-10-06 1343 }
565d0998ecac83 arch/x86/kvm/svm.c Mark Langsdorf 2009-10-06 1344
3b195ac9260235 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-05-04 1345 svm_recalc_instruction_intercepts(vcpu, svm);
4407a797e9412a arch/x86/kvm/svm/svm.c Babu Moger 2020-09-11 1346
89c8a4984fc98e arch/x86/kvm/svm.c Janakarajan Natarajan 2017-07-06 1347 /*
d00b99c514b33a arch/x86/kvm/svm/svm.c Babu Moger 2021-02-17 1348 * If the host supports V_SPEC_CTRL then disable the interception
d00b99c514b33a arch/x86/kvm/svm/svm.c Babu Moger 2021-02-17 1349 * of MSR_IA32_SPEC_CTRL.
89c8a4984fc98e arch/x86/kvm/svm.c Janakarajan Natarajan 2017-07-06 1350 */
d00b99c514b33a arch/x86/kvm/svm/svm.c Babu Moger 2021-02-17 1351 if (boot_cpu_has(X86_FEATURE_V_SPEC_CTRL))
d00b99c514b33a arch/x86/kvm/svm/svm.c Babu Moger 2021-02-17 1352 set_msr_interception(vcpu, svm->msrpm, MSR_IA32_SPEC_CTRL, 1, 1);
d00b99c514b33a arch/x86/kvm/svm/svm.c Babu Moger 2021-02-17 1353
63129754178c55 arch/x86/kvm/svm/svm.c Paolo Bonzini 2021-03-02 1354 if (kvm_vcpu_apicv_active(vcpu))
1ee73a332f80dd arch/x86/kvm/svm/svm.c Maxim Levitsky 2022-03-22 1355 avic_init_vmcb(svm, vmcb);
89c8a4984fc98e arch/x86/kvm/svm.c Janakarajan Natarajan 2017-07-06 1356
fa4c027a7956f5 arch/x86/kvm/svm/svm.c Santosh Shukla 2023-02-27 1357 if (vnmi)
fa4c027a7956f5 arch/x86/kvm/svm/svm.c Santosh Shukla 2023-02-27 1358 svm->vmcb->control.int_ctl |= V_NMI_ENABLE_MASK;
fa4c027a7956f5 arch/x86/kvm/svm/svm.c Santosh Shukla 2023-02-27 1359
640bd6e5752274 arch/x86/kvm/svm.c Janakarajan Natarajan 2017-08-23 1360 if (vgif) {
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1361 svm_clr_intercept(svm, INTERCEPT_STGI);
a284ba56a0a4b5 arch/x86/kvm/svm/svm.c Joerg Roedel 2020-06-25 1362 svm_clr_intercept(svm, INTERCEPT_CLGI);
640bd6e5752274 arch/x86/kvm/svm.c Janakarajan Natarajan 2017-08-23 1363 svm->vmcb->control.int_ctl |= V_GIF_ENABLE_MASK;
640bd6e5752274 arch/x86/kvm/svm.c Janakarajan Natarajan 2017-08-23 1364 }
640bd6e5752274 arch/x86/kvm/svm.c Janakarajan Natarajan 2017-08-23 1365
6defa24d3b12bb arch/x86/kvm/svm/svm.c Peter Gonda 2022-06-23 1366 if (sev_guest(vcpu->kvm))
6defa24d3b12bb arch/x86/kvm/svm/svm.c Peter Gonda 2022-06-23 @1367 sev_init_vmcb(svm);
1654efcbc431a3 arch/x86/kvm/svm.c Brijesh Singh 2017-12-04 1368
1ee73a332f80dd arch/x86/kvm/svm/svm.c Maxim Levitsky 2022-03-22 1369 svm_hv_init_vmcb(vmcb);
36e8194dcd749c arch/x86/kvm/svm/svm.c Paolo Bonzini 2021-09-23 1370 init_vmcb_after_set_cpuid(vcpu);
1e0c7d40758bcd arch/x86/kvm/svm/svm.c Vineeth Pillai 2021-06-03 1371
1ee73a332f80dd arch/x86/kvm/svm/svm.c Maxim Levitsky 2022-03-22 1372 vmcb_mark_all_dirty(vmcb);
8d28fec406e4d5 arch/x86/kvm/svm.c Roedel, Joerg 2010-12-03 1373
2af9194d1b683f arch/x86/kvm/svm.c Joerg Roedel 2009-08-07 1374 enable_gif(svm);
44a95dae1d229a arch/x86/kvm/svm.c Suravee Suthikulpanit 2016-05-04 1375 }
44a95dae1d229a arch/x86/kvm/svm.c Suravee Suthikulpanit 2016-05-04 1376
9ebe530b9f5da8 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-09-20 1377 static void __svm_vcpu_reset(struct kvm_vcpu *vcpu)
9ebe530b9f5da8 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-09-20 1378 {
9ebe530b9f5da8 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-09-20 1379 struct vcpu_svm *svm = to_svm(vcpu);
44a95dae1d229a arch/x86/kvm/svm.c Suravee Suthikulpanit 2016-05-04 1380
9ebe530b9f5da8 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-09-20 1381 svm_vcpu_init_msrpm(vcpu, svm->msrpm);
9ebe530b9f5da8 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-09-20 1382
9ebe530b9f5da8 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-09-20 1383 svm_init_osvw(vcpu);
9ebe530b9f5da8 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-09-20 1384 vcpu->arch.microcode_version = 0x01000065;
938c8745bcf2f7 arch/x86/kvm/svm/svm.c Sean Christopherson 2022-05-24 1385 svm->tsc_ratio_msr = kvm_caps.default_tsc_scaling_ratio;
9ebe530b9f5da8 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-09-20 1386
916b54a7688b0b arch/x86/kvm/svm/svm.c Maxim Levitsky 2023-01-30 1387 svm->nmi_masked = false;
916b54a7688b0b arch/x86/kvm/svm/svm.c Maxim Levitsky 2023-01-30 1388 svm->awaiting_iret_completion = false;
916b54a7688b0b arch/x86/kvm/svm/svm.c Maxim Levitsky 2023-01-30 1389
9ebe530b9f5da8 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-09-20 1390 if (sev_es_guest(vcpu->kvm))
9ebe530b9f5da8 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-09-20 @1391 sev_es_vcpu_reset(svm);
44a95dae1d229a arch/x86/kvm/svm.c Suravee Suthikulpanit 2016-05-04 1392 }
44a95dae1d229a arch/x86/kvm/svm.c Suravee Suthikulpanit 2016-05-04 1393
d28bc9dd25ce02 arch/x86/kvm/svm.c Nadav Amit 2015-04-13 1394 static void svm_vcpu_reset(struct kvm_vcpu *vcpu, bool init_event)
04d2cc7780d48a drivers/kvm/svm.c Avi Kivity 2007-09-10 1395 {
04d2cc7780d48a drivers/kvm/svm.c Avi Kivity 2007-09-10 1396 struct vcpu_svm *svm = to_svm(vcpu);
04d2cc7780d48a drivers/kvm/svm.c Avi Kivity 2007-09-10 1397
b2ac58f90540e3 arch/x86/kvm/svm.c KarimAllah Ahmed 2018-02-03 1398 svm->spec_ctrl = 0;
ccbcd2674472a9 arch/x86/kvm/svm.c Thomas Gleixner 2018-05-09 1399 svm->virt_spec_ctrl = 0;
b2ac58f90540e3 arch/x86/kvm/svm.c KarimAllah Ahmed 2018-02-03 1400
63129754178c55 arch/x86/kvm/svm/svm.c Paolo Bonzini 2021-03-02 1401 init_vmcb(vcpu);
9ebe530b9f5da8 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-09-20 1402
9ebe530b9f5da8 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-09-20 1403 if (!init_event)
9ebe530b9f5da8 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-09-20 1404 __svm_vcpu_reset(vcpu);
04d2cc7780d48a drivers/kvm/svm.c Avi Kivity 2007-09-10 1405 }
04d2cc7780d48a drivers/kvm/svm.c Avi Kivity 2007-09-10 1406
4995a3685f1b76 arch/x86/kvm/svm/svm.c Cathy Avery 2021-01-13 1407 void svm_switch_vmcb(struct vcpu_svm *svm, struct kvm_vmcb_info *target_vmcb)
4995a3685f1b76 arch/x86/kvm/svm/svm.c Cathy Avery 2021-01-13 1408 {
4995a3685f1b76 arch/x86/kvm/svm/svm.c Cathy Avery 2021-01-13 1409 svm->current_vmcb = target_vmcb;
4995a3685f1b76 arch/x86/kvm/svm/svm.c Cathy Avery 2021-01-13 1410 svm->vmcb = target_vmcb->ptr;
4995a3685f1b76 arch/x86/kvm/svm/svm.c Cathy Avery 2021-01-13 1411 }
4995a3685f1b76 arch/x86/kvm/svm/svm.c Cathy Avery 2021-01-13 1412
23e5092b6e2ad1 arch/x86/kvm/svm/svm.c Sean Christopherson 2022-01-28 1413 static int svm_vcpu_create(struct kvm_vcpu *vcpu)
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1414 {
a2fa3e9f52d875 drivers/kvm/svm.c Gregory Haskins 2007-07-27 1415 struct vcpu_svm *svm;
4995a3685f1b76 arch/x86/kvm/svm/svm.c Cathy Avery 2021-01-13 1416 struct page *vmcb01_page;
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1417 struct page *vmsa_page = NULL;
fb3f0f51d92d14 drivers/kvm/svm.c Rusty Russell 2007-07-27 1418 int err;
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1419
a9dd6f09d7e54d arch/x86/kvm/svm.c Sean Christopherson 2019-12-18 1420 BUILD_BUG_ON(offsetof(struct vcpu_svm, vcpu) != 0);
a9dd6f09d7e54d arch/x86/kvm/svm.c Sean Christopherson 2019-12-18 1421 svm = to_svm(vcpu);
fb3f0f51d92d14 drivers/kvm/svm.c Rusty Russell 2007-07-27 1422
fb3f0f51d92d14 drivers/kvm/svm.c Rusty Russell 2007-07-27 1423 err = -ENOMEM;
75253db41a467a arch/x86/kvm/svm/svm.c Brijesh Singh 2024-01-25 1424 vmcb01_page = snp_safe_alloc_page(vcpu);
4995a3685f1b76 arch/x86/kvm/svm/svm.c Cathy Avery 2021-01-13 1425 if (!vmcb01_page)
987b2594ed5d12 arch/x86/kvm/svm.c Sean Christopherson 2019-12-18 1426 goto out;
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1427
63129754178c55 arch/x86/kvm/svm/svm.c Paolo Bonzini 2021-03-02 1428 if (sev_es_guest(vcpu->kvm)) {
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1429 /*
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1430 * SEV-ES guests require a separate VMSA page used to contain
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1431 * the encrypted register state of the guest.
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1432 */
75253db41a467a arch/x86/kvm/svm/svm.c Brijesh Singh 2024-01-25 1433 vmsa_page = snp_safe_alloc_page(vcpu);
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1434 if (!vmsa_page)
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1435 goto error_free_vmcb_page;
ed02b213098a90 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1436
ed02b213098a90 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1437 /*
ed02b213098a90 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1438 * SEV-ES guests maintain an encrypted version of their FPU
ed02b213098a90 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1439 * state which is restored and saved on VMRUN and VMEXIT.
d69c1382e1b73a arch/x86/kvm/svm/svm.c Thomas Gleixner 2021-10-22 1440 * Mark vcpu->arch.guest_fpu->fpstate as scratch so it won't
d69c1382e1b73a arch/x86/kvm/svm/svm.c Thomas Gleixner 2021-10-22 1441 * do xsave/xrstor on it.
ed02b213098a90 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1442 */
d69c1382e1b73a arch/x86/kvm/svm/svm.c Thomas Gleixner 2021-10-22 1443 fpstate_set_confidential(&vcpu->arch.guest_fpu);
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1444 }
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1445
dfa20099e26e35 arch/x86/kvm/svm.c Suravee Suthikulpanit 2017-09-12 1446 err = avic_init_vcpu(svm);
44a95dae1d229a arch/x86/kvm/svm.c Suravee Suthikulpanit 2016-05-04 1447 if (err)
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1448 goto error_free_vmsa_page;
411b44ba80ab00 arch/x86/kvm/svm.c Suravee Suthikulpanit 2016-08-23 1449
476c9bd8e997b4 arch/x86/kvm/svm/svm.c Aaron Lewis 2020-09-25 1450 svm->msrpm = svm_vcpu_alloc_msrpm();
054409ab253d9f arch/x86/kvm/svm/svm.c Chen Zhou 2020-11-17 1451 if (!svm->msrpm) {
054409ab253d9f arch/x86/kvm/svm/svm.c Chen Zhou 2020-11-17 1452 err = -ENOMEM;
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1453 goto error_free_vmsa_page;
054409ab253d9f arch/x86/kvm/svm/svm.c Chen Zhou 2020-11-17 1454 }
b286d5d8b0836e arch/x86/kvm/svm.c Alexander Graf 2008-11-25 1455
091abbf578f926 arch/x86/kvm/svm/svm.c Maxim Levitsky 2022-05-19 1456 svm->x2avic_msrs_intercepted = true;
091abbf578f926 arch/x86/kvm/svm/svm.c Maxim Levitsky 2022-05-19 1457
4995a3685f1b76 arch/x86/kvm/svm/svm.c Cathy Avery 2021-01-13 1458 svm->vmcb01.ptr = page_address(vmcb01_page);
4995a3685f1b76 arch/x86/kvm/svm/svm.c Cathy Avery 2021-01-13 1459 svm->vmcb01.pa = __sme_set(page_to_pfn(vmcb01_page) << PAGE_SHIFT);
9ebe530b9f5da8 arch/x86/kvm/svm/svm.c Sean Christopherson 2021-09-20 1460 svm_switch_vmcb(svm, &svm->vmcb01);
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1461
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1462 if (vmsa_page)
b67a4cc35c9f72 arch/x86/kvm/svm/svm.c Peter Gonda 2021-10-21 1463 svm->sev_es.vmsa = page_address(vmsa_page);
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1464
a7fc06dd2f14f8 arch/x86/kvm/svm/svm.c Michael Roth 2021-02-02 1465 svm->guest_state_loaded = false;
4995a3685f1b76 arch/x86/kvm/svm/svm.c Cathy Avery 2021-01-13 1466
a9dd6f09d7e54d arch/x86/kvm/svm.c Sean Christopherson 2019-12-18 1467 return 0;
36241b8c7cbcc8 drivers/kvm/svm.c Avi Kivity 2006-12-22 1468
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1469 error_free_vmsa_page:
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1470 if (vmsa_page)
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1471 __free_page(vmsa_page);
8d22b90e942c26 arch/x86/kvm/svm/svm.c Maxim Levitsky 2020-08-27 1472 error_free_vmcb_page:
4995a3685f1b76 arch/x86/kvm/svm/svm.c Cathy Avery 2021-01-13 1473 __free_page(vmcb01_page);
987b2594ed5d12 arch/x86/kvm/svm.c Sean Christopherson 2019-12-18 1474 out:
a9dd6f09d7e54d arch/x86/kvm/svm.c Sean Christopherson 2019-12-18 1475 return err;
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1476 }
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1477
fd65d3142f734b arch/x86/kvm/svm.c Jim Mattson 2018-05-22 1478 static void svm_clear_current_vmcb(struct vmcb *vmcb)
fd65d3142f734b arch/x86/kvm/svm.c Jim Mattson 2018-05-22 1479 {
fd65d3142f734b arch/x86/kvm/svm.c Jim Mattson 2018-05-22 1480 int i;
fd65d3142f734b arch/x86/kvm/svm.c Jim Mattson 2018-05-22 1481
fd65d3142f734b arch/x86/kvm/svm.c Jim Mattson 2018-05-22 1482 for_each_online_cpu(i)
73412dfeea724e arch/x86/kvm/svm/svm.c Paolo Bonzini 2022-11-09 1483 cmpxchg(per_cpu_ptr(&svm_data.current_vmcb, i), vmcb, NULL);
fd65d3142f734b arch/x86/kvm/svm.c Jim Mattson 2018-05-22 1484 }
fd65d3142f734b arch/x86/kvm/svm.c Jim Mattson 2018-05-22 1485
23e5092b6e2ad1 arch/x86/kvm/svm/svm.c Sean Christopherson 2022-01-28 1486 static void svm_vcpu_free(struct kvm_vcpu *vcpu)
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1487 {
a2fa3e9f52d875 drivers/kvm/svm.c Gregory Haskins 2007-07-27 1488 struct vcpu_svm *svm = to_svm(vcpu);
a2fa3e9f52d875 drivers/kvm/svm.c Gregory Haskins 2007-07-27 1489
fd65d3142f734b arch/x86/kvm/svm.c Jim Mattson 2018-05-22 1490 /*
fd65d3142f734b arch/x86/kvm/svm.c Jim Mattson 2018-05-22 1491 * The vmcb page can be recycled, causing a false negative in
fd65d3142f734b arch/x86/kvm/svm.c Jim Mattson 2018-05-22 1492 * svm_vcpu_load(). So, ensure that no logical CPU has this
fd65d3142f734b arch/x86/kvm/svm.c Jim Mattson 2018-05-22 1493 * vmcb page recorded as its current vmcb.
fd65d3142f734b arch/x86/kvm/svm.c Jim Mattson 2018-05-22 1494 */
fd65d3142f734b arch/x86/kvm/svm.c Jim Mattson 2018-05-22 1495 svm_clear_current_vmcb(svm->vmcb);
fd65d3142f734b arch/x86/kvm/svm.c Jim Mattson 2018-05-22 1496
917401f26a6af5 arch/x86/kvm/svm/svm.c Maxim Levitsky 2022-11-03 1497 svm_leave_nested(vcpu);
2fcf4876ada8a2 arch/x86/kvm/svm/svm.c Maxim Levitsky 2020-10-01 1498 svm_free_nested(svm);
2fcf4876ada8a2 arch/x86/kvm/svm/svm.c Maxim Levitsky 2020-10-01 1499
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1500 sev_free_vcpu(vcpu);
add5e2f0454145 arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1501
4995a3685f1b76 arch/x86/kvm/svm/svm.c Cathy Avery 2021-01-13 1502 __free_page(pfn_to_page(__sme_clr(svm->vmcb01.pa) >> PAGE_SHIFT));
47903dc10e7ebb arch/x86/kvm/svm/svm.c Krish Sadhukhan 2021-04-12 1503 __free_pages(virt_to_page(svm->msrpm), get_order(MSRPM_SIZE));
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1504 }
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1505
23e5092b6e2ad1 arch/x86/kvm/svm/svm.c Sean Christopherson 2022-01-28 1506 static void svm_prepare_switch_to_guest(struct kvm_vcpu *vcpu)
6aa8b732ca01c3 drivers/kvm/svm.c Avi Kivity 2006-12-10 1507 {
a2fa3e9f52d875 drivers/kvm/svm.c Gregory Haskins 2007-07-27 1508 struct vcpu_svm *svm = to_svm(vcpu);
73412dfeea724e arch/x86/kvm/svm/svm.c Paolo Bonzini 2022-11-09 1509 struct svm_cpu_data *sd = per_cpu_ptr(&svm_data, vcpu->cpu);
0cc5064d335543 drivers/kvm/svm.c Avi Kivity 2007-03-25 1510
ce7ea0cfdc2e9f arch/x86/kvm/svm/svm.c Tom Lendacky 2021-05-06 1511 if (sev_es_guest(vcpu->kvm))
ce7ea0cfdc2e9f arch/x86/kvm/svm/svm.c Tom Lendacky 2021-05-06 @1512 sev_es_unmap_ghcb(svm);
ce7ea0cfdc2e9f arch/x86/kvm/svm/svm.c Tom Lendacky 2021-05-06 1513
a7fc06dd2f14f8 arch/x86/kvm/svm/svm.c Michael Roth 2021-02-02 1514 if (svm->guest_state_loaded)
a7fc06dd2f14f8 arch/x86/kvm/svm/svm.c Michael Roth 2021-02-02 1515 return;
94dfbdb3894eda drivers/kvm/svm.c Anthony Liguori 2007-04-29 1516
a7fc06dd2f14f8 arch/x86/kvm/svm/svm.c Michael Roth 2021-02-02 1517 /*
a7fc06dd2f14f8 arch/x86/kvm/svm/svm.c Michael Roth 2021-02-02 1518 * Save additional host state that will be restored on VMEXIT (sev-es)
a7fc06dd2f14f8 arch/x86/kvm/svm/svm.c Michael Roth 2021-02-02 1519 * or subsequent vmload of host save area.
a7fc06dd2f14f8 arch/x86/kvm/svm/svm.c Michael Roth 2021-02-02 1520 */
e287bd005ad9d8 arch/x86/kvm/svm/svm.c Paolo Bonzini 2022-11-07 1521 vmsave(sd->save_area_pa);
068f7ea61895ff arch/x86/kvm/svm/svm.c Paolo Bonzini 2022-01-25 1522 if (sev_es_guest(vcpu->kvm)) {
3dd2775b74c9b1 arch/x86/kvm/svm/svm.c Tom Lendacky 2022-04-05 1523 struct sev_es_save_area *hostsa;
3dd2775b74c9b1 arch/x86/kvm/svm/svm.c Tom Lendacky 2022-04-05 1524 hostsa = (struct sev_es_save_area *)(page_address(sd->save_area) + 0x400);
068f7ea61895ff arch/x86/kvm/svm/svm.c Paolo Bonzini 2022-01-25 1525
23e5092b6e2ad1 arch/x86/kvm/svm/svm.c Sean Christopherson 2022-01-28 @1526 sev_es_prepare_switch_to_guest(hostsa);
861377730aa9db arch/x86/kvm/svm/svm.c Tom Lendacky 2020-12-10 1527 }
fbc0db76b77125 arch/x86/kvm/svm.c Joerg Roedel 2011-03-25 1528
11d39e8cc43e1c arch/x86/kvm/svm/svm.c Maxim Levitsky 2022-06-06 1529 if (tsc_scaling)
11d39e8cc43e1c arch/x86/kvm/svm/svm.c Maxim Levitsky 2022-06-06 1530 __svm_write_tsc_multiplier(vcpu->arch.tsc_scaling_ratio);
a7fc06dd2f14f8 arch/x86/kvm/svm/svm.c Michael Roth 2021-02-02 1531
916e3e5f26abc1 arch/x86/kvm/svm/svm.c Tom Lendacky 2023-09-15 1532 /*
916e3e5f26abc1 arch/x86/kvm/svm/svm.c Tom Lendacky 2023-09-15 1533 * TSC_AUX is always virtualized for SEV-ES guests when the feature is
916e3e5f26abc1 arch/x86/kvm/svm/svm.c Tom Lendacky 2023-09-15 1534 * available. The user return MSR support is not required in this case
916e3e5f26abc1 arch/x86/kvm/svm/svm.c Tom Lendacky 2023-09-15 1535 * because TSC_AUX is restored on #VMEXIT from the host save area
916e3e5f26abc1 arch/x86/kvm/svm/svm.c Tom Lendacky 2023-09-15 1536 * (which has been initialized in svm_hardware_enable()).
916e3e5f26abc1 arch/x86/kvm/svm/svm.c Tom Lendacky 2023-09-15 1537 */
916e3e5f26abc1 arch/x86/kvm/svm/svm.c Tom Lendacky 2023-09-15 1538 if (likely(tsc_aux_uret_slot >= 0) &&
916e3e5f26abc1 arch/x86/kvm/svm/svm.c Tom Lendacky 2023-09-15 1539 (!boot_cpu_has(X86_FEATURE_V_TSC_AUX) || !sev_es_guest(vcpu->kvm)))
0caa0a77c2f6fc arch/x86/kvm/svm/svm.c Sean Christopherson 2021-05-04 1540 kvm_set_user_return_msr(tsc_aux_uret_slot, svm->tsc_aux, -1ull);
8221c13700561b arch/x86/kvm/svm.c Suravee Suthikulpanit 2016-05-04 1541
a7fc06dd2f14f8 arch/x86/kvm/svm/svm.c Michael Roth 2021-02-02 1542 svm->guest_state_loaded = true;
a7fc06dd2f14f8 arch/x86/kvm/svm/svm.c Michael Roth 2021-02-02 1543 }
a7fc06dd2f14f8 arch/x86/kvm/svm/svm.c Michael Roth 2021-02-02 1544
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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