From 9696e88e150fce9ea82eadb16726c8c3a7a197ae Mon Sep 17 00:00:00 2001
From: Jiri Denemark <jdenemar@redhat.com>
Date: Mon, 18 May 2020 20:55:42 +0200
Subject: [PATCH 1/3] cpu_map: Add pschange-mc-no bit in IA32_ARCH_CAPABILITIES
 MSR

Signed-off-by: Jiri Denemark <jdenemar@redhat.com>
Reviewed-by: Pavel Hrdina <phrdina@redhat.com>
Signed-off-by: Jingyi Wang <wangjingyi11@huawei.com>
---
 src/cpu_map/x86_features.xml                             | 3 +++
 tests/cputestdata/x86_64-cpuid-Core-i7-8550U-enabled.xml | 2 +-
 tests/cputestdata/x86_64-cpuid-Core-i7-8550U-guest.xml   | 1 +
 tests/cputestdata/x86_64-cpuid-Core-i7-8550U-host.xml    | 1 +
 tests/cputestdata/x86_64-cpuid-Core-i7-8550U-json.xml    | 1 +
 tests/domaincapsdata/qemu_4.2.0-q35.x86_64.xml           | 1 +
 tests/domaincapsdata/qemu_4.2.0.x86_64.xml               | 1 +
 tests/domaincapsdata/qemu_5.0.0-q35.x86_64.xml           | 1 +
 tests/domaincapsdata/qemu_5.0.0.x86_64.xml               | 1 +
 9 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/cpu_map/x86_features.xml b/src/cpu_map/x86_features.xml
index 2c4c29dc99..8525ae0fa5 100644
--- a/src/cpu_map/x86_features.xml
+++ b/src/cpu_map/x86_features.xml
@@ -509,6 +509,9 @@
   <feature name='mds-no'>
     <msr index='0x10a' edx='0x00000000' eax='0x00000020'/>
   </feature>
+  <feature name='pschange-mc-no'>
+    <msr index='0x10a' edx='0x00000000' eax='0x00000040'/>
+  </feature>
   <feature name='tsx-ctrl'>
     <msr index='0x10a' edx='0x00000000' eax='0x00000080'/>
   </feature>
diff --git a/tests/cputestdata/x86_64-cpuid-Core-i7-8550U-enabled.xml b/tests/cputestdata/x86_64-cpuid-Core-i7-8550U-enabled.xml
index 6c480eeacf..57f8ebabba 100644
--- a/tests/cputestdata/x86_64-cpuid-Core-i7-8550U-enabled.xml
+++ b/tests/cputestdata/x86_64-cpuid-Core-i7-8550U-enabled.xml
@@ -5,5 +5,5 @@
   <cpuid eax_in='0x00000007' ecx_in='0x00' eax='0x00000000' ebx='0x009c47ab' ecx='0x00000004' edx='0xac000400'/>
   <cpuid eax_in='0x0000000d' ecx_in='0x01' eax='0x0000000f' ebx='0x00000000' ecx='0x00000000' edx='0x00000000'/>
   <cpuid eax_in='0x80000001' ecx_in='0x00' eax='0x00000000' ebx='0x00000000' ecx='0x00000121' edx='0x2c100800'/>
-  <msr index='0x10a' edx='0x00000000' eax='0x00000008'/>
+  <msr index='0x10a' edx='0x00000000' eax='0x00000048'/>
 </cpudata>
diff --git a/tests/cputestdata/x86_64-cpuid-Core-i7-8550U-guest.xml b/tests/cputestdata/x86_64-cpuid-Core-i7-8550U-guest.xml
index 92404e4d03..ed06515e99 100644
--- a/tests/cputestdata/x86_64-cpuid-Core-i7-8550U-guest.xml
+++ b/tests/cputestdata/x86_64-cpuid-Core-i7-8550U-guest.xml
@@ -26,6 +26,7 @@
   <feature policy='require' name='pdpe1gb'/>
   <feature policy='require' name='invtsc'/>
   <feature policy='require' name='skip-l1dfl-vmentry'/>
+  <feature policy='require' name='pschange-mc-no'/>
   <feature policy='disable' name='hle'/>
   <feature policy='disable' name='rtm'/>
 </cpu>
diff --git a/tests/cputestdata/x86_64-cpuid-Core-i7-8550U-host.xml b/tests/cputestdata/x86_64-cpuid-Core-i7-8550U-host.xml
index 7f6fe2eac3..7681c94649 100644
--- a/tests/cputestdata/x86_64-cpuid-Core-i7-8550U-host.xml
+++ b/tests/cputestdata/x86_64-cpuid-Core-i7-8550U-host.xml
@@ -27,4 +27,5 @@
   <feature name='pdpe1gb'/>
   <feature name='invtsc'/>
   <feature name='skip-l1dfl-vmentry'/>
+  <feature name='pschange-mc-no'/>
 </cpu>
diff --git a/tests/cputestdata/x86_64-cpuid-Core-i7-8550U-json.xml b/tests/cputestdata/x86_64-cpuid-Core-i7-8550U-json.xml
index 645c0934c2..4774d39c7e 100644
--- a/tests/cputestdata/x86_64-cpuid-Core-i7-8550U-json.xml
+++ b/tests/cputestdata/x86_64-cpuid-Core-i7-8550U-json.xml
@@ -14,6 +14,7 @@
   <feature policy='require' name='xsaves'/>
   <feature policy='require' name='pdpe1gb'/>
   <feature policy='require' name='skip-l1dfl-vmentry'/>
+  <feature policy='require' name='pschange-mc-no'/>
   <feature policy='disable' name='hle'/>
   <feature policy='disable' name='rtm'/>
 </cpu>
diff --git a/tests/domaincapsdata/qemu_4.2.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_4.2.0-q35.x86_64.xml
index 1b8b8be2f5..fcb0505da0 100644
--- a/tests/domaincapsdata/qemu_4.2.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_4.2.0-q35.x86_64.xml
@@ -47,6 +47,7 @@
       <feature policy='require' name='pdpe1gb'/>
       <feature policy='require' name='invtsc'/>
       <feature policy='require' name='skip-l1dfl-vmentry'/>
+      <feature policy='require' name='pschange-mc-no'/>
     </mode>
     <mode name='custom' supported='yes'>
       <model usable='yes'>qemu64</model>
diff --git a/tests/domaincapsdata/qemu_4.2.0.x86_64.xml b/tests/domaincapsdata/qemu_4.2.0.x86_64.xml
index 213dcc5a08..e22ef8e032 100644
--- a/tests/domaincapsdata/qemu_4.2.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_4.2.0.x86_64.xml
@@ -46,6 +46,7 @@
       <feature policy='require' name='pdpe1gb'/>
       <feature policy='require' name='invtsc'/>
       <feature policy='require' name='skip-l1dfl-vmentry'/>
+      <feature policy='require' name='pschange-mc-no'/>
     </mode>
     <mode name='custom' supported='yes'>
       <model usable='yes'>qemu64</model>
diff --git a/tests/domaincapsdata/qemu_5.0.0-q35.x86_64.xml b/tests/domaincapsdata/qemu_5.0.0-q35.x86_64.xml
index 45c3e00b1e..ff721530cd 100644
--- a/tests/domaincapsdata/qemu_5.0.0-q35.x86_64.xml
+++ b/tests/domaincapsdata/qemu_5.0.0-q35.x86_64.xml
@@ -47,6 +47,7 @@
       <feature policy='require' name='pdpe1gb'/>
       <feature policy='require' name='invtsc'/>
       <feature policy='require' name='skip-l1dfl-vmentry'/>
+      <feature policy='require' name='pschange-mc-no'/>
     </mode>
     <mode name='custom' supported='yes'>
       <model usable='yes'>qemu64</model>
diff --git a/tests/domaincapsdata/qemu_5.0.0.x86_64.xml b/tests/domaincapsdata/qemu_5.0.0.x86_64.xml
index d2a884eed1..2c6066003d 100644
--- a/tests/domaincapsdata/qemu_5.0.0.x86_64.xml
+++ b/tests/domaincapsdata/qemu_5.0.0.x86_64.xml
@@ -46,6 +46,7 @@
       <feature policy='require' name='pdpe1gb'/>
       <feature policy='require' name='invtsc'/>
       <feature policy='require' name='skip-l1dfl-vmentry'/>
+      <feature policy='require' name='pschange-mc-no'/>
     </mode>
     <mode name='custom' supported='yes'>
       <model usable='yes'>qemu64</model>
-- 
2.27.0

