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From 4b6dd39819e82b0775e0f324b0b4efa537882878 Mon Sep 17 00:00:00 2001
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Message-Id: <4b6dd39819e82b0775e0f324b0b4efa537882878@dist-git>
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From: Tim Wiederhake <twiederh@redhat.com>
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Date: Fri, 15 Jan 2021 15:17:21 +0100
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Subject: [PATCH] cpu_map: Add support for split-lock-detect CPU feature
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Signed-off-by: Tim Wiederhake <twiederh@redhat.com>
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Reviewed-by: Jiri Denemark <jdenemar@redhat.com>
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(cherry picked from commit 13db542cf3099f7955438e208dbe4b2b4e58067e)
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https://bugzilla.redhat.com/show_bug.cgi?id=1537734
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Signed-off-by: Tim Wiederhake <twiederh@redhat.com>
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Message-Id: <20210115141722.14986-6-twiederh@redhat.com>
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Reviewed-by: Jiri Denemark <jdenemar@redhat.com>
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---
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src/cpu_map/x86_features.xml | 5 +++++
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tests/cputestdata/x86_64-cpuid-Atom-P5362-disabled.xml | 1 +
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tests/cputestdata/x86_64-cpuid-Atom-P5362-guest.xml | 1 +
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tests/cputestdata/x86_64-cpuid-Atom-P5362-host.xml | 1 +
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4 files changed, 8 insertions(+)
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diff --git a/src/cpu_map/x86_features.xml b/src/cpu_map/x86_features.xml
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index f8c0b9046c..83d8e641a8 100644
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--- a/src/cpu_map/x86_features.xml
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+++ b/src/cpu_map/x86_features.xml
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@@ -574,4 +574,9 @@
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<feature name='taa-no'>
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<msr index='0x10a' edx='0x00000000' eax='0x00000100'/>
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</feature>
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+
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+
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+ <feature name='split-lock-detect'>
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+ <msr index='0xcf' edx='0x00000000' eax='0x00000020'/>
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+ </feature>
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</cpus>
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diff --git a/tests/cputestdata/x86_64-cpuid-Atom-P5362-disabled.xml b/tests/cputestdata/x86_64-cpuid-Atom-P5362-disabled.xml
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index 50e8084140..81ffa7bfd3 100644
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--- a/tests/cputestdata/x86_64-cpuid-Atom-P5362-disabled.xml
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+++ b/tests/cputestdata/x86_64-cpuid-Atom-P5362-disabled.xml
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@@ -4,5 +4,6 @@
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<cpuid eax_in='0x00000007' ecx_in='0x00' eax='0x00000000' ebx='0x02001000' ecx='0x00000020' edx='0x40000000'/>
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<cpuid eax_in='0x0000000f' ecx_in='0x01' eax='0x00000000' ebx='0x00000000' ecx='0x00000000' edx='0x00000006'/>
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<cpuid eax_in='0x80000007' ecx_in='0x00' eax='0x00000000' ebx='0x00000000' ecx='0x00000000' edx='0x00000100'/>
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+ <msr index='0xcf' edx='0x00000000' eax='0x00000020'/>
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<msr index='0x10a' edx='0x00000000' eax='0x00000100'/>
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</cpudata>
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diff --git a/tests/cputestdata/x86_64-cpuid-Atom-P5362-guest.xml b/tests/cputestdata/x86_64-cpuid-Atom-P5362-guest.xml
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index 4ad95f06b4..2eeff136c4 100644
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--- a/tests/cputestdata/x86_64-cpuid-Atom-P5362-guest.xml
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+++ b/tests/cputestdata/x86_64-cpuid-Atom-P5362-guest.xml
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@@ -53,6 +53,7 @@
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<feature policy='require' name='mds-no'/>
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<feature policy='require' name='pschange-mc-no'/>
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<feature policy='require' name='taa-no'/>
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+ <feature policy='require' name='split-lock-detect'/>
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<feature policy='disable' name='avx'/>
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<feature policy='disable' name='f16c'/>
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</cpu>
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diff --git a/tests/cputestdata/x86_64-cpuid-Atom-P5362-host.xml b/tests/cputestdata/x86_64-cpuid-Atom-P5362-host.xml
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index cc2b208e6a..b3e9d5c1ff 100644
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--- a/tests/cputestdata/x86_64-cpuid-Atom-P5362-host.xml
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+++ b/tests/cputestdata/x86_64-cpuid-Atom-P5362-host.xml
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@@ -64,4 +64,5 @@
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<feature name='mds-no'/>
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<feature name='pschange-mc-no'/>
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<feature name='taa-no'/>
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+ <feature name='split-lock-detect'/>
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</cpu>
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--
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2.30.0
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