From: Isaku Yamahata <isaku.yamahata@intel.com>
Support the guest deadline and the guest deadline shadow VMCS field.
Signed-off-by: Isaku Yamahata <isaku.yamahata@intel.com>
---
arch/x86/kvm/vmx/nested.c | 48 +++++++++++++++++++++++++++++++++++++++
arch/x86/kvm/vmx/vmcs12.c | 2 ++
arch/x86/kvm/vmx/vmcs12.h | 6 +++++
arch/x86/kvm/vmx/vmx.h | 2 ++
4 files changed, 58 insertions(+)
diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c
index 5829562145a7..66adc1821671 100644
--- a/arch/x86/kvm/vmx/nested.c
+++ b/arch/x86/kvm/vmx/nested.c
@@ -2763,6 +2763,22 @@ static void prepare_vmcs02_rare(struct vcpu_vmx *vmx, struct vmcs12 *vmcs12)
set_cr4_guest_host_mask(vmx);
}
+static void nested_guest_apic_timer(struct kvm_vcpu *vcpu, struct vmcs12 *vmcs12)
+{
+ u64 guest_deadline_shadow = vmcs12->guest_deadline_shadow;
+ u64 guest_deadline = vmcs12->guest_deadline;
+ struct vcpu_vmx *vmx = to_vmx(vcpu);
+
+ if (!vmx->nested.guest_deadline_dirty)
+ return;
+
+ guest_deadline = vmx_calc_deadline_l1_to_host(vcpu, guest_deadline);
+
+ vmcs_write64(GUEST_DEADLINE_PHY, guest_deadline);
+ vmcs_write64(GUEST_DEADLINE_VIR, guest_deadline_shadow);
+ vmx->nested.guest_deadline_dirty = false;
+}
+
/*
* prepare_vmcs02 is called when the L1 guest hypervisor runs its nested
* L2 guest. L1 has a vmcs for L2 (vmcs12), and this function "merges" it
@@ -2840,6 +2856,9 @@ static int prepare_vmcs02(struct kvm_vcpu *vcpu, struct vmcs12 *vmcs12,
if (kvm_caps.has_tsc_control)
vmcs_write64(TSC_MULTIPLIER, vcpu->arch.tsc_scaling_ratio);
+ if (nested_cpu_has_guest_apic_timer(vmcs12))
+ nested_guest_apic_timer(vcpu, vmcs12);
+
nested_vmx_transition_tlb_flush(vcpu, vmcs12, true);
if (nested_cpu_has_ept(vmcs12))
@@ -4637,6 +4656,8 @@ static bool is_vmcs12_ext_field(unsigned long field)
case GUEST_IDTR_BASE:
case GUEST_PENDING_DBG_EXCEPTIONS:
case GUEST_BNDCFGS:
+ case GUEST_DEADLINE_PHY:
+ case GUEST_DEADLINE_VIR:
return true;
default:
break;
@@ -4687,6 +4708,24 @@ static void sync_vmcs02_to_vmcs12_rare(struct kvm_vcpu *vcpu,
vmcs12->guest_pending_dbg_exceptions =
vmcs_readl(GUEST_PENDING_DBG_EXCEPTIONS);
+ if (nested_cpu_has_guest_apic_timer(vmcs12)) {
+ u64 guest_deadline_shadow = vmcs_read64(GUEST_DEADLINE_VIR);
+ u64 guest_deadline = vmcs_read64(GUEST_DEADLINE_PHY);
+
+ if (guest_deadline) {
+ guest_deadline = kvm_read_l1_tsc(vcpu, guest_deadline);
+ if (!guest_deadline)
+ guest_deadline = 1;
+ }
+
+ vmcs12->guest_deadline = guest_deadline;
+ vmcs12->guest_deadline_shadow = guest_deadline_shadow;
+ } else if (vmx->nested.msrs.tertiary_ctls & TERTIARY_EXEC_GUEST_APIC_TIMER) {
+ vmcs12->guest_deadline = 0;
+ vmcs12->guest_deadline_shadow = 0;
+ }
+ vmx->nested.guest_deadline_dirty = false;
+
vmx->nested.need_sync_vmcs02_to_vmcs12_rare = false;
}
@@ -5959,6 +5998,13 @@ static int handle_vmwrite(struct kvm_vcpu *vcpu)
vmx->nested.dirty_vmcs12 = true;
}
+ if (!is_guest_mode(vcpu) &&
+ (field == GUEST_DEADLINE_PHY ||
+ field == GUEST_DEADLINE_PHY_HIGH ||
+ field == GUEST_DEADLINE_VIR ||
+ field == GUEST_DEADLINE_VIR_HIGH))
+ vmx->nested.guest_deadline_dirty = true;
+
return nested_vmx_succeed(vcpu);
}
@@ -5973,6 +6019,7 @@ static void set_current_vmptr(struct vcpu_vmx *vmx, gpa_t vmptr)
}
vmx->nested.dirty_vmcs12 = true;
vmx->nested.force_msr_bitmap_recalc = true;
+ vmx->nested.guest_deadline_dirty = true;
}
/* Emulate the VMPTRLD instruction */
@@ -7150,6 +7197,7 @@ static int vmx_set_nested_state(struct kvm_vcpu *vcpu,
vmx->nested.dirty_vmcs12 = true;
vmx->nested.force_msr_bitmap_recalc = true;
+ vmx->nested.guest_deadline_dirty = true;
ret = nested_vmx_enter_non_root_mode(vcpu, false);
if (ret)
goto error_guest_mode;
diff --git a/arch/x86/kvm/vmx/vmcs12.c b/arch/x86/kvm/vmx/vmcs12.c
index 3842ee1ddabf..6849790a0af1 100644
--- a/arch/x86/kvm/vmx/vmcs12.c
+++ b/arch/x86/kvm/vmx/vmcs12.c
@@ -70,6 +70,8 @@ const unsigned short vmcs12_field_offsets[] = {
FIELD64(HOST_IA32_PAT, host_ia32_pat),
FIELD64(HOST_IA32_EFER, host_ia32_efer),
FIELD64(HOST_IA32_PERF_GLOBAL_CTRL, host_ia32_perf_global_ctrl),
+ FIELD64(GUEST_DEADLINE_PHY, guest_deadline),
+ FIELD64(GUEST_DEADLINE_VIR, guest_deadline_shadow),
FIELD(PIN_BASED_VM_EXEC_CONTROL, pin_based_vm_exec_control),
FIELD(CPU_BASED_VM_EXEC_CONTROL, cpu_based_vm_exec_control),
FIELD(EXCEPTION_BITMAP, exception_bitmap),
diff --git a/arch/x86/kvm/vmx/vmcs12.h b/arch/x86/kvm/vmx/vmcs12.h
index d8e09de44f2a..c0d5981475b3 100644
--- a/arch/x86/kvm/vmx/vmcs12.h
+++ b/arch/x86/kvm/vmx/vmcs12.h
@@ -192,6 +192,10 @@ struct __packed vmcs12 {
u16 host_tr_selector;
u16 guest_pml_index;
u16 virtual_timer_vector;
+
+ /* offset 0x3e8 */
+ u64 guest_deadline;
+ u64 guest_deadline_shadow;
};
/*
@@ -375,6 +379,8 @@ static inline void vmx_check_vmcs12_offsets(void)
CHECK_OFFSET(host_tr_selector, 994);
CHECK_OFFSET(guest_pml_index, 996);
CHECK_OFFSET(virtual_timer_vector, 998);
+ CHECK_OFFSET(guest_deadline, 1000);
+ CHECK_OFFSET(guest_deadline_shadow, 1008);
}
extern const unsigned short vmcs12_field_offsets[];
diff --git a/arch/x86/kvm/vmx/vmx.h b/arch/x86/kvm/vmx/vmx.h
index 28625a2d17bd..bdeef2e12640 100644
--- a/arch/x86/kvm/vmx/vmx.h
+++ b/arch/x86/kvm/vmx/vmx.h
@@ -169,6 +169,8 @@ struct nested_vmx {
bool has_preemption_timer_deadline;
bool preemption_timer_expired;
+ bool guest_deadline_dirty;
+
/*
* Used to snapshot MSRs that are conditionally loaded on VM-Enter in
* order to propagate the guest's pre-VM-Enter value into vmcs02. For
--
2.45.2Hi,
kernel test robot noticed the following build warnings:
[auto build test WARNING on 63804fed149a6750ffd28610c5c1c98cce6bd377]
url: https://github.com/intel-lab-lkp/linux/commits/isaku-yamahata-intel-com/KVM-VMX-Detect-APIC-timer-virtualization-bit/20260204-023229
base: 63804fed149a6750ffd28610c5c1c98cce6bd377
patch link: https://lore.kernel.org/r/dbb1e23b41e503692b3f825ebb80e0ccc6870684.1770116051.git.isaku.yamahata%40intel.com
patch subject: [PATCH 15/32] KVM: nVMX: Enable guest deadline and its shadow VMCS field
config: i386-randconfig-r112-20260204 (https://download.01.org/0day-ci/archive/20260205/202602050942.H2SZSmRE-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260205/202602050942.H2SZSmRE-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/202602050942.H2SZSmRE-lkp@intel.com/
sparse warnings: (new ones prefixed by >>)
arch/x86/kvm/vmx/vmcs12.c:17:9: sparse: sparse: cast truncates bits from constant value (20002 becomes 2)
arch/x86/kvm/vmx/vmcs12.c:18:9: sparse: sparse: cast truncates bits from constant value (20082 becomes 82)
arch/x86/kvm/vmx/vmcs12.c:19:9: sparse: sparse: cast truncates bits from constant value (20102 becomes 102)
arch/x86/kvm/vmx/vmcs12.c:20:9: sparse: sparse: cast truncates bits from constant value (20182 becomes 182)
arch/x86/kvm/vmx/vmcs12.c:21:9: sparse: sparse: cast truncates bits from constant value (20202 becomes 202)
arch/x86/kvm/vmx/vmcs12.c:22:9: sparse: sparse: cast truncates bits from constant value (20282 becomes 282)
arch/x86/kvm/vmx/vmcs12.c:23:9: sparse: sparse: cast truncates bits from constant value (20302 becomes 302)
arch/x86/kvm/vmx/vmcs12.c:24:9: sparse: sparse: cast truncates bits from constant value (20382 becomes 382)
arch/x86/kvm/vmx/vmcs12.c:25:9: sparse: sparse: cast truncates bits from constant value (20402 becomes 402)
arch/x86/kvm/vmx/vmcs12.c:26:9: sparse: sparse: cast truncates bits from constant value (20482 becomes 482)
arch/x86/kvm/vmx/vmcs12.c:28:9: sparse: sparse: cast truncates bits from constant value (30003 becomes 3)
arch/x86/kvm/vmx/vmcs12.c:29:9: sparse: sparse: cast truncates bits from constant value (30083 becomes 83)
arch/x86/kvm/vmx/vmcs12.c:30:9: sparse: sparse: cast truncates bits from constant value (30103 becomes 103)
arch/x86/kvm/vmx/vmcs12.c:31:9: sparse: sparse: cast truncates bits from constant value (30183 becomes 183)
arch/x86/kvm/vmx/vmcs12.c:32:9: sparse: sparse: cast truncates bits from constant value (30203 becomes 203)
arch/x86/kvm/vmx/vmcs12.c:33:9: sparse: sparse: cast truncates bits from constant value (30283 becomes 283)
arch/x86/kvm/vmx/vmcs12.c:34:9: sparse: sparse: cast truncates bits from constant value (30303 becomes 303)
arch/x86/kvm/vmx/vmcs12.c:35:9: sparse: sparse: cast truncates bits from constant value (80008 becomes 8)
arch/x86/kvm/vmx/vmcs12.c:35:9: sparse: sparse: cast truncates bits from constant value (80048 becomes 48)
arch/x86/kvm/vmx/vmcs12.c:36:9: sparse: sparse: cast truncates bits from constant value (80088 becomes 88)
arch/x86/kvm/vmx/vmcs12.c:36:9: sparse: sparse: cast truncates bits from constant value (800c8 becomes c8)
arch/x86/kvm/vmx/vmcs12.c:37:9: sparse: sparse: cast truncates bits from constant value (80108 becomes 108)
arch/x86/kvm/vmx/vmcs12.c:37:9: sparse: sparse: cast truncates bits from constant value (80148 becomes 148)
arch/x86/kvm/vmx/vmcs12.c:38:9: sparse: sparse: cast truncates bits from constant value (80188 becomes 188)
arch/x86/kvm/vmx/vmcs12.c:38:9: sparse: sparse: cast truncates bits from constant value (801c8 becomes 1c8)
arch/x86/kvm/vmx/vmcs12.c:39:9: sparse: sparse: cast truncates bits from constant value (80208 becomes 208)
arch/x86/kvm/vmx/vmcs12.c:39:9: sparse: sparse: cast truncates bits from constant value (80248 becomes 248)
arch/x86/kvm/vmx/vmcs12.c:40:9: sparse: sparse: cast truncates bits from constant value (80288 becomes 288)
arch/x86/kvm/vmx/vmcs12.c:40:9: sparse: sparse: cast truncates bits from constant value (802c8 becomes 2c8)
arch/x86/kvm/vmx/vmcs12.c:41:9: sparse: sparse: cast truncates bits from constant value (80388 becomes 388)
arch/x86/kvm/vmx/vmcs12.c:41:9: sparse: sparse: cast truncates bits from constant value (803c8 becomes 3c8)
arch/x86/kvm/vmx/vmcs12.c:42:9: sparse: sparse: cast truncates bits from constant value (80408 becomes 408)
arch/x86/kvm/vmx/vmcs12.c:42:9: sparse: sparse: cast truncates bits from constant value (80448 becomes 448)
arch/x86/kvm/vmx/vmcs12.c:43:9: sparse: sparse: cast truncates bits from constant value (80c88 becomes c88)
arch/x86/kvm/vmx/vmcs12.c:43:9: sparse: sparse: cast truncates bits from constant value (80cc8 becomes cc8)
arch/x86/kvm/vmx/vmcs12.c:44:9: sparse: sparse: cast truncates bits from constant value (80d08 becomes d08)
arch/x86/kvm/vmx/vmcs12.c:44:9: sparse: sparse: cast truncates bits from constant value (80d48 becomes d48)
arch/x86/kvm/vmx/vmcs12.c:45:9: sparse: sparse: cast truncates bits from constant value (80488 becomes 488)
arch/x86/kvm/vmx/vmcs12.c:45:9: sparse: sparse: cast truncates bits from constant value (804c8 becomes 4c8)
arch/x86/kvm/vmx/vmcs12.c:46:9: sparse: sparse: cast truncates bits from constant value (80508 becomes 508)
arch/x86/kvm/vmx/vmcs12.c:46:9: sparse: sparse: cast truncates bits from constant value (80548 becomes 548)
arch/x86/kvm/vmx/vmcs12.c:47:9: sparse: sparse: cast truncates bits from constant value (80588 becomes 588)
arch/x86/kvm/vmx/vmcs12.c:47:9: sparse: sparse: cast truncates bits from constant value (805c8 becomes 5c8)
arch/x86/kvm/vmx/vmcs12.c:48:9: sparse: sparse: cast truncates bits from constant value (80608 becomes 608)
arch/x86/kvm/vmx/vmcs12.c:48:9: sparse: sparse: cast truncates bits from constant value (80648 becomes 648)
arch/x86/kvm/vmx/vmcs12.c:49:9: sparse: sparse: cast truncates bits from constant value (80688 becomes 688)
arch/x86/kvm/vmx/vmcs12.c:49:9: sparse: sparse: cast truncates bits from constant value (806c8 becomes 6c8)
arch/x86/kvm/vmx/vmcs12.c:50:9: sparse: sparse: cast truncates bits from constant value (80708 becomes 708)
arch/x86/kvm/vmx/vmcs12.c:50:9: sparse: sparse: cast truncates bits from constant value (80748 becomes 748)
arch/x86/kvm/vmx/vmcs12.c:51:9: sparse: sparse: cast truncates bits from constant value (80788 becomes 788)
arch/x86/kvm/vmx/vmcs12.c:51:9: sparse: sparse: cast truncates bits from constant value (807c8 becomes 7c8)
arch/x86/kvm/vmx/vmcs12.c:52:9: sparse: sparse: cast truncates bits from constant value (80808 becomes 808)
arch/x86/kvm/vmx/vmcs12.c:52:9: sparse: sparse: cast truncates bits from constant value (80848 becomes 848)
arch/x86/kvm/vmx/vmcs12.c:53:9: sparse: sparse: cast truncates bits from constant value (80888 becomes 888)
arch/x86/kvm/vmx/vmcs12.c:53:9: sparse: sparse: cast truncates bits from constant value (808c8 becomes 8c8)
arch/x86/kvm/vmx/vmcs12.c:54:9: sparse: sparse: cast truncates bits from constant value (80908 becomes 908)
arch/x86/kvm/vmx/vmcs12.c:54:9: sparse: sparse: cast truncates bits from constant value (80948 becomes 948)
arch/x86/kvm/vmx/vmcs12.c:55:9: sparse: sparse: cast truncates bits from constant value (80988 becomes 988)
arch/x86/kvm/vmx/vmcs12.c:55:9: sparse: sparse: cast truncates bits from constant value (809c8 becomes 9c8)
arch/x86/kvm/vmx/vmcs12.c:56:9: sparse: sparse: cast truncates bits from constant value (80a08 becomes a08)
arch/x86/kvm/vmx/vmcs12.c:56:9: sparse: sparse: cast truncates bits from constant value (80a48 becomes a48)
arch/x86/kvm/vmx/vmcs12.c:57:9: sparse: sparse: cast truncates bits from constant value (80b08 becomes b08)
arch/x86/kvm/vmx/vmcs12.c:57:9: sparse: sparse: cast truncates bits from constant value (80b48 becomes b48)
arch/x86/kvm/vmx/vmcs12.c:58:9: sparse: sparse: cast truncates bits from constant value (80b88 becomes b88)
arch/x86/kvm/vmx/vmcs12.c:58:9: sparse: sparse: cast truncates bits from constant value (80bc8 becomes bc8)
arch/x86/kvm/vmx/vmcs12.c:59:9: sparse: sparse: cast truncates bits from constant value (90009 becomes 9)
arch/x86/kvm/vmx/vmcs12.c:59:9: sparse: sparse: cast truncates bits from constant value (90049 becomes 49)
arch/x86/kvm/vmx/vmcs12.c:60:9: sparse: sparse: cast truncates bits from constant value (a000a becomes a)
arch/x86/kvm/vmx/vmcs12.c:60:9: sparse: sparse: cast truncates bits from constant value (a004a becomes 4a)
arch/x86/kvm/vmx/vmcs12.c:61:9: sparse: sparse: cast truncates bits from constant value (a008a becomes 8a)
arch/x86/kvm/vmx/vmcs12.c:61:9: sparse: sparse: cast truncates bits from constant value (a00ca becomes ca)
arch/x86/kvm/vmx/vmcs12.c:62:9: sparse: sparse: cast truncates bits from constant value (a010a becomes 10a)
arch/x86/kvm/vmx/vmcs12.c:62:9: sparse: sparse: cast truncates bits from constant value (a014a becomes 14a)
arch/x86/kvm/vmx/vmcs12.c:63:9: sparse: sparse: cast truncates bits from constant value (a018a becomes 18a)
arch/x86/kvm/vmx/vmcs12.c:63:9: sparse: sparse: cast truncates bits from constant value (a01ca becomes 1ca)
arch/x86/kvm/vmx/vmcs12.c:64:9: sparse: sparse: cast truncates bits from constant value (a020a becomes 20a)
arch/x86/kvm/vmx/vmcs12.c:64:9: sparse: sparse: cast truncates bits from constant value (a024a becomes 24a)
arch/x86/kvm/vmx/vmcs12.c:65:9: sparse: sparse: cast truncates bits from constant value (a028a becomes 28a)
arch/x86/kvm/vmx/vmcs12.c:65:9: sparse: sparse: cast truncates bits from constant value (a02ca becomes 2ca)
arch/x86/kvm/vmx/vmcs12.c:66:9: sparse: sparse: cast truncates bits from constant value (a030a becomes 30a)
arch/x86/kvm/vmx/vmcs12.c:66:9: sparse: sparse: cast truncates bits from constant value (a034a becomes 34a)
arch/x86/kvm/vmx/vmcs12.c:67:9: sparse: sparse: cast truncates bits from constant value (a038a becomes 38a)
arch/x86/kvm/vmx/vmcs12.c:67:9: sparse: sparse: cast truncates bits from constant value (a03ca becomes 3ca)
arch/x86/kvm/vmx/vmcs12.c:68:9: sparse: sparse: cast truncates bits from constant value (a040a becomes 40a)
arch/x86/kvm/vmx/vmcs12.c:68:9: sparse: sparse: cast truncates bits from constant value (a044a becomes 44a)
arch/x86/kvm/vmx/vmcs12.c:69:9: sparse: sparse: cast truncates bits from constant value (a048a becomes 48a)
arch/x86/kvm/vmx/vmcs12.c:69:9: sparse: sparse: cast truncates bits from constant value (a04ca becomes 4ca)
arch/x86/kvm/vmx/vmcs12.c:70:9: sparse: sparse: cast truncates bits from constant value (b000b becomes b)
arch/x86/kvm/vmx/vmcs12.c:70:9: sparse: sparse: cast truncates bits from constant value (b004b becomes 4b)
arch/x86/kvm/vmx/vmcs12.c:71:9: sparse: sparse: cast truncates bits from constant value (b008b becomes 8b)
arch/x86/kvm/vmx/vmcs12.c:71:9: sparse: sparse: cast truncates bits from constant value (b00cb becomes cb)
arch/x86/kvm/vmx/vmcs12.c:72:9: sparse: sparse: cast truncates bits from constant value (b010b becomes 10b)
arch/x86/kvm/vmx/vmcs12.c:72:9: sparse: sparse: cast truncates bits from constant value (b014b becomes 14b)
>> arch/x86/kvm/vmx/vmcs12.c:73:9: sparse: sparse: cast truncates bits from constant value (a0c0a becomes c0a)
>> arch/x86/kvm/vmx/vmcs12.c:73:9: sparse: sparse: cast truncates bits from constant value (a0c4a becomes c4a)
arch/x86/kvm/vmx/vmcs12.c:74:9: sparse: sparse: cast truncates bits from constant value (81388 becomes 1388)
>> arch/x86/kvm/vmx/vmcs12.c:74:9: sparse: sparse: cast truncates bits from constant value (813c8 becomes 13c8)
arch/x86/kvm/vmx/vmcs12.c:75:9: sparse: sparse: cast truncates bits from constant value (100010 becomes 10)
arch/x86/kvm/vmx/vmcs12.c:76:9: sparse: sparse: cast truncates bits from constant value (100090 becomes 90)
arch/x86/kvm/vmx/vmcs12.c:77:9: sparse: sparse: cast truncates bits from constant value (100110 becomes 110)
arch/x86/kvm/vmx/vmcs12.c:78:9: sparse: sparse: cast truncates bits from constant value (100190 becomes 190)
arch/x86/kvm/vmx/vmcs12.c:79:9: sparse: sparse: cast truncates bits from constant value (100210 becomes 210)
arch/x86/kvm/vmx/vmcs12.c:80:9: sparse: sparse: cast truncates bits from constant value (100290 becomes 290)
arch/x86/kvm/vmx/vmcs12.c:81:9: sparse: sparse: cast truncates bits from constant value (100310 becomes 310)
arch/x86/kvm/vmx/vmcs12.c:82:9: sparse: sparse: cast truncates bits from constant value (100390 becomes 390)
arch/x86/kvm/vmx/vmcs12.c:83:9: sparse: sparse: cast truncates bits from constant value (100410 becomes 410)
arch/x86/kvm/vmx/vmcs12.c:84:9: sparse: sparse: cast truncates bits from constant value (100490 becomes 490)
arch/x86/kvm/vmx/vmcs12.c:85:9: sparse: sparse: cast truncates bits from constant value (100510 becomes 510)
arch/x86/kvm/vmx/vmcs12.c:86:9: sparse: sparse: cast truncates bits from constant value (100590 becomes 590)
arch/x86/kvm/vmx/vmcs12.c:87:9: sparse: sparse: cast truncates bits from constant value (100610 becomes 610)
arch/x86/kvm/vmx/vmcs12.c:88:9: sparse: sparse: cast truncates bits from constant value (100690 becomes 690)
arch/x86/kvm/vmx/vmcs12.c:89:9: sparse: sparse: cast truncates bits from constant value (100710 becomes 710)
arch/x86/kvm/vmx/vmcs12.c:90:9: sparse: sparse: cast truncates bits from constant value (100790 becomes 790)
arch/x86/kvm/vmx/vmcs12.c:91:9: sparse: sparse: cast truncates bits from constant value (110011 becomes 11)
arch/x86/kvm/vmx/vmcs12.c:92:9: sparse: sparse: cast truncates bits from constant value (110091 becomes 91)
arch/x86/kvm/vmx/vmcs12.c:93:9: sparse: sparse: cast truncates bits from constant value (110111 becomes 111)
arch/x86/kvm/vmx/vmcs12.c:94:9: sparse: sparse: cast truncates bits from constant value (110191 becomes 191)
arch/x86/kvm/vmx/vmcs12.c:95:9: sparse: sparse: cast truncates bits from constant value (110211 becomes 211)
arch/x86/kvm/vmx/vmcs12.c:96:9: sparse: sparse: cast truncates bits from constant value (110291 becomes 291)
arch/x86/kvm/vmx/vmcs12.c:97:9: sparse: sparse: cast truncates bits from constant value (110311 becomes 311)
arch/x86/kvm/vmx/vmcs12.c:98:9: sparse: sparse: cast truncates bits from constant value (110391 becomes 391)
arch/x86/kvm/vmx/vmcs12.c:99:9: sparse: sparse: cast truncates bits from constant value (120012 becomes 12)
arch/x86/kvm/vmx/vmcs12.c:100:9: sparse: sparse: cast truncates bits from constant value (120092 becomes 92)
arch/x86/kvm/vmx/vmcs12.c:101:9: sparse: sparse: cast truncates bits from constant value (120112 becomes 112)
arch/x86/kvm/vmx/vmcs12.c:102:9: sparse: sparse: cast truncates bits from constant value (120192 becomes 192)
arch/x86/kvm/vmx/vmcs12.c:103:9: sparse: sparse: cast truncates bits from constant value (120212 becomes 212)
arch/x86/kvm/vmx/vmcs12.c:104:9: sparse: sparse: cast truncates bits from constant value (120292 becomes 292)
arch/x86/kvm/vmx/vmcs12.c:105:9: sparse: sparse: cast truncates bits from constant value (120312 becomes 312)
arch/x86/kvm/vmx/vmcs12.c:106:9: sparse: sparse: cast truncates bits from constant value (120392 becomes 392)
arch/x86/kvm/vmx/vmcs12.c:107:9: sparse: sparse: cast truncates bits from constant value (120412 becomes 412)
arch/x86/kvm/vmx/vmcs12.c:108:9: sparse: sparse: cast truncates bits from constant value (120492 becomes 492)
arch/x86/kvm/vmx/vmcs12.c:109:9: sparse: sparse: cast truncates bits from constant value (120512 becomes 512)
arch/x86/kvm/vmx/vmcs12.c:110:9: sparse: sparse: cast truncates bits from constant value (120592 becomes 592)
arch/x86/kvm/vmx/vmcs12.c:111:9: sparse: sparse: cast truncates bits from constant value (120612 becomes 612)
arch/x86/kvm/vmx/vmcs12.c:112:9: sparse: sparse: cast truncates bits from constant value (120692 becomes 692)
arch/x86/kvm/vmx/vmcs12.c:113:9: sparse: sparse: cast truncates bits from constant value (120712 becomes 712)
arch/x86/kvm/vmx/vmcs12.c:114:9: sparse: sparse: cast truncates bits from constant value (120792 becomes 792)
arch/x86/kvm/vmx/vmcs12.c:115:9: sparse: sparse: cast truncates bits from constant value (120812 becomes 812)
arch/x86/kvm/vmx/vmcs12.c:116:9: sparse: sparse: cast truncates bits from constant value (120892 becomes 892)
arch/x86/kvm/vmx/vmcs12.c:117:9: sparse: sparse: cast truncates bits from constant value (120912 becomes 912)
arch/x86/kvm/vmx/vmcs12.c:118:9: sparse: sparse: cast truncates bits from constant value (120992 becomes 992)
arch/x86/kvm/vmx/vmcs12.c:119:9: sparse: sparse: cast truncates bits from constant value (120a92 becomes a92)
arch/x86/kvm/vmx/vmcs12.c:120:9: sparse: sparse: cast truncates bits from constant value (130013 becomes 13)
arch/x86/kvm/vmx/vmcs12.c:121:9: sparse: sparse: cast truncates bits from constant value (120b92 becomes b92)
arch/x86/kvm/vmx/vmcs12.c:122:9: sparse: sparse: cast truncates bits from constant value (180018 becomes 18)
arch/x86/kvm/vmx/vmcs12.c:123:9: sparse: sparse: cast truncates bits from constant value (180098 becomes 98)
arch/x86/kvm/vmx/vmcs12.c:124:9: sparse: sparse: cast truncates bits from constant value (180118 becomes 118)
arch/x86/kvm/vmx/vmcs12.c:125:9: sparse: sparse: cast truncates bits from constant value (180198 becomes 198)
arch/x86/kvm/vmx/vmcs12.c:126:9: sparse: sparse: cast truncates bits from constant value (190019 becomes 19)
arch/x86/kvm/vmx/vmcs12.c:127:9: sparse: sparse: cast truncates bits from constant value (190299 becomes 299)
arch/x86/kvm/vmx/vmcs12.c:128:9: sparse: sparse: cast truncates bits from constant value (1a001a becomes 1a)
arch/x86/kvm/vmx/vmcs12.c:129:9: sparse: sparse: cast truncates bits from constant value (1a009a becomes 9a)
arch/x86/kvm/vmx/vmcs12.c:130:9: sparse: sparse: cast truncates bits from constant value (1a011a becomes 11a)
arch/x86/kvm/vmx/vmcs12.c:131:9: sparse: sparse: cast truncates bits from constant value (1a019a becomes 19a)
arch/x86/kvm/vmx/vmcs12.c:132:9: sparse: sparse: cast truncates bits from constant value (1a021a becomes 21a)
arch/x86/kvm/vmx/vmcs12.c:133:9: sparse: sparse: cast truncates bits from constant value (1a029a becomes 29a)
arch/x86/kvm/vmx/vmcs12.c:134:9: sparse: sparse: cast truncates bits from constant value (1a031a becomes 31a)
arch/x86/kvm/vmx/vmcs12.c:135:9: sparse: sparse: cast truncates bits from constant value (1a039a becomes 39a)
arch/x86/kvm/vmx/vmcs12.c:136:9: sparse: sparse: cast truncates bits from constant value (1a041a becomes 41a)
arch/x86/kvm/vmx/vmcs12.c:137:9: sparse: sparse: cast truncates bits from constant value (1a049a becomes 49a)
arch/x86/kvm/vmx/vmcs12.c:138:9: sparse: sparse: cast truncates bits from constant value (1a051a becomes 51a)
arch/x86/kvm/vmx/vmcs12.c:139:9: sparse: sparse: cast truncates bits from constant value (1a059a becomes 59a)
arch/x86/kvm/vmx/vmcs12.c:140:9: sparse: sparse: cast truncates bits from constant value (1a061a becomes 61a)
arch/x86/kvm/vmx/vmcs12.c:141:9: sparse: sparse: cast truncates bits from constant value (1a069a becomes 69a)
arch/x86/kvm/vmx/vmcs12.c:142:9: sparse: sparse: cast truncates bits from constant value (1a071a becomes 71a)
arch/x86/kvm/vmx/vmcs12.c:143:9: sparse: sparse: cast truncates bits from constant value (1a079a becomes 79a)
arch/x86/kvm/vmx/vmcs12.c:144:9: sparse: sparse: cast truncates bits from constant value (1a081a becomes 81a)
arch/x86/kvm/vmx/vmcs12.c:145:9: sparse: sparse: cast truncates bits from constant value (1a089a becomes 89a)
arch/x86/kvm/vmx/vmcs12.c:146:9: sparse: sparse: cast truncates bits from constant value (1a091a becomes 91a)
arch/x86/kvm/vmx/vmcs12.c:147:9: sparse: sparse: cast truncates bits from constant value (1a099a becomes 99a)
arch/x86/kvm/vmx/vmcs12.c:148:9: sparse: sparse: cast truncates bits from constant value (1a0a1a becomes a1a)
arch/x86/kvm/vmx/vmcs12.c:149:9: sparse: sparse: cast truncates bits from constant value (1a0a9a becomes a9a)
arch/x86/kvm/vmx/vmcs12.c:150:9: sparse: sparse: cast truncates bits from constant value (1a0b1a becomes b1a)
arch/x86/kvm/vmx/vmcs12.c:151:9: sparse: sparse: cast truncates bits from constant value (1b001b becomes 1b)
arch/x86/kvm/vmx/vmcs12.c:152:9: sparse: sparse: cast truncates bits from constant value (1b009b becomes 9b)
arch/x86/kvm/vmx/vmcs12.c:153:9: sparse: sparse: cast truncates bits from constant value (1b011b becomes 11b)
arch/x86/kvm/vmx/vmcs12.c:154:9: sparse: sparse: cast truncates bits from constant value (1b019b becomes 19b)
arch/x86/kvm/vmx/vmcs12.c:155:9: sparse: sparse: cast truncates bits from constant value (1b021b becomes 21b)
arch/x86/kvm/vmx/vmcs12.c:156:9: sparse: sparse: cast truncates bits from constant value (1b029b becomes 29b)
arch/x86/kvm/vmx/vmcs12.c:157:9: sparse: sparse: cast truncates bits from constant value (1b031b becomes 31b)
arch/x86/kvm/vmx/vmcs12.c:158:9: sparse: sparse: cast truncates bits from constant value (1b039b becomes 39b)
arch/x86/kvm/vmx/vmcs12.c:159:9: sparse: sparse: cast truncates bits from constant value (1b041b becomes 41b)
arch/x86/kvm/vmx/vmcs12.c:160:9: sparse: sparse: cast truncates bits from constant value (1b049b becomes 49b)
arch/x86/kvm/vmx/vmcs12.c:161:9: sparse: sparse: cast truncates bits from constant value (1b051b becomes 51b)
arch/x86/kvm/vmx/vmcs12.c:162:9: sparse: sparse: cast truncates bits from constant value (1b059b becomes 59b)
arch/x86/kvm/vmx/vmcs12.c:163:9: sparse: sparse: cast truncates bits from constant value (1b061b becomes 61b)
arch/x86/kvm/vmx/vmcs12.c:164:9: sparse: sparse: cast truncates bits from constant value (1b069b becomes 69b)
arch/x86/kvm/vmx/vmcs12.c:165:9: sparse: sparse: cast truncates bits from constant value (1b071b becomes 71b)
vim +73 arch/x86/kvm/vmx/vmcs12.c
7
8 #define VMCS12_OFFSET(x) offsetof(struct vmcs12, x)
9 #define FIELD(number, name) [ROL16(number, 6)] = VMCS12_OFFSET(name)
10 #define FIELD64(number, name) \
11 FIELD(number, name), \
12 [ROL16(number##_HIGH, 6)] = VMCS12_OFFSET(name) + sizeof(u32)
13
14 const unsigned short vmcs12_field_offsets[] = {
15 FIELD(VIRTUAL_PROCESSOR_ID, virtual_processor_id),
16 FIELD(POSTED_INTR_NV, posted_intr_nv),
17 FIELD(GUEST_ES_SELECTOR, guest_es_selector),
18 FIELD(GUEST_CS_SELECTOR, guest_cs_selector),
19 FIELD(GUEST_SS_SELECTOR, guest_ss_selector),
20 FIELD(GUEST_DS_SELECTOR, guest_ds_selector),
21 FIELD(GUEST_FS_SELECTOR, guest_fs_selector),
22 FIELD(GUEST_GS_SELECTOR, guest_gs_selector),
23 FIELD(GUEST_LDTR_SELECTOR, guest_ldtr_selector),
24 FIELD(GUEST_TR_SELECTOR, guest_tr_selector),
25 FIELD(GUEST_INTR_STATUS, guest_intr_status),
26 FIELD(GUEST_PML_INDEX, guest_pml_index),
27 FIELD(GUEST_APIC_TIMER_VECTOR, virtual_timer_vector),
28 FIELD(HOST_ES_SELECTOR, host_es_selector),
29 FIELD(HOST_CS_SELECTOR, host_cs_selector),
30 FIELD(HOST_SS_SELECTOR, host_ss_selector),
31 FIELD(HOST_DS_SELECTOR, host_ds_selector),
32 FIELD(HOST_FS_SELECTOR, host_fs_selector),
33 FIELD(HOST_GS_SELECTOR, host_gs_selector),
34 FIELD(HOST_TR_SELECTOR, host_tr_selector),
35 FIELD64(IO_BITMAP_A, io_bitmap_a),
36 FIELD64(IO_BITMAP_B, io_bitmap_b),
37 FIELD64(MSR_BITMAP, msr_bitmap),
38 FIELD64(VM_EXIT_MSR_STORE_ADDR, vm_exit_msr_store_addr),
39 FIELD64(VM_EXIT_MSR_LOAD_ADDR, vm_exit_msr_load_addr),
40 FIELD64(VM_ENTRY_MSR_LOAD_ADDR, vm_entry_msr_load_addr),
41 FIELD64(PML_ADDRESS, pml_address),
42 FIELD64(TSC_OFFSET, tsc_offset),
43 FIELD64(TSC_MULTIPLIER, tsc_multiplier),
44 FIELD64(TERTIARY_VM_EXEC_CONTROL, tertiary_vm_exec_control),
45 FIELD64(VIRTUAL_APIC_PAGE_ADDR, virtual_apic_page_addr),
46 FIELD64(APIC_ACCESS_ADDR, apic_access_addr),
47 FIELD64(POSTED_INTR_DESC_ADDR, posted_intr_desc_addr),
48 FIELD64(VM_FUNCTION_CONTROL, vm_function_control),
49 FIELD64(EPT_POINTER, ept_pointer),
50 FIELD64(EOI_EXIT_BITMAP0, eoi_exit_bitmap0),
51 FIELD64(EOI_EXIT_BITMAP1, eoi_exit_bitmap1),
52 FIELD64(EOI_EXIT_BITMAP2, eoi_exit_bitmap2),
53 FIELD64(EOI_EXIT_BITMAP3, eoi_exit_bitmap3),
54 FIELD64(EPTP_LIST_ADDRESS, eptp_list_address),
55 FIELD64(VMREAD_BITMAP, vmread_bitmap),
56 FIELD64(VMWRITE_BITMAP, vmwrite_bitmap),
57 FIELD64(XSS_EXIT_BITMAP, xss_exit_bitmap),
58 FIELD64(ENCLS_EXITING_BITMAP, encls_exiting_bitmap),
59 FIELD64(GUEST_PHYSICAL_ADDRESS, guest_physical_address),
60 FIELD64(VMCS_LINK_POINTER, vmcs_link_pointer),
61 FIELD64(GUEST_IA32_DEBUGCTL, guest_ia32_debugctl),
62 FIELD64(GUEST_IA32_PAT, guest_ia32_pat),
63 FIELD64(GUEST_IA32_EFER, guest_ia32_efer),
64 FIELD64(GUEST_IA32_PERF_GLOBAL_CTRL, guest_ia32_perf_global_ctrl),
65 FIELD64(GUEST_PDPTR0, guest_pdptr0),
66 FIELD64(GUEST_PDPTR1, guest_pdptr1),
67 FIELD64(GUEST_PDPTR2, guest_pdptr2),
68 FIELD64(GUEST_PDPTR3, guest_pdptr3),
69 FIELD64(GUEST_BNDCFGS, guest_bndcfgs),
70 FIELD64(HOST_IA32_PAT, host_ia32_pat),
71 FIELD64(HOST_IA32_EFER, host_ia32_efer),
72 FIELD64(HOST_IA32_PERF_GLOBAL_CTRL, host_ia32_perf_global_ctrl),
> 73 FIELD64(GUEST_DEADLINE_PHY, guest_deadline),
> 74 FIELD64(GUEST_DEADLINE_VIR, guest_deadline_shadow),
--
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