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[Stable-7.2.10 24/33] i386/cpu: Clear FEAT_XSAVE_XSS_LO/HI leafs when CP
From: |
Michael Tokarev |
Subject: |
[Stable-7.2.10 24/33] i386/cpu: Clear FEAT_XSAVE_XSS_LO/HI leafs when CPUID_EXT_XSAVE is not available |
Date: |
Thu, 22 Feb 2024 00:47:07 +0300 |
From: Xiaoyao Li <xiaoyao.li@intel.com>
Leaf FEAT_XSAVE_XSS_LO and FEAT_XSAVE_XSS_HI also need to be cleared
when CPUID_EXT_XSAVE is not set.
Fixes: 301e90675c3f ("target/i386: Enable support for XSAVES based features")
Signed-off-by: Xiaoyao Li <xiaoyao.li@intel.com>
Reviewed-by: Yang Weijiang <weijiang.yang@intel.com>
Message-ID: <20240115091325.1904229-2-xiaoyao.li@intel.com>
Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
(cherry picked from commit 81f5cad3858f27623b1b14467926032d229b76cc)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index 0f71ff9fea..952fa5780f 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -6114,6 +6114,8 @@ static void x86_cpu_enable_xsave_components(X86CPU *cpu)
if (!(env->features[FEAT_1_ECX] & CPUID_EXT_XSAVE)) {
env->features[FEAT_XSAVE_XCR0_LO] = 0;
env->features[FEAT_XSAVE_XCR0_HI] = 0;
+ env->features[FEAT_XSAVE_XSS_LO] = 0;
+ env->features[FEAT_XSAVE_XSS_HI] = 0;
return;
}
--
2.39.2
- [Stable-7.2.10 15/33] smmu: Clear SMMUPciBus pointer cache when system reset, (continued)
- [Stable-7.2.10 15/33] smmu: Clear SMMUPciBus pointer cache when system reset, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 16/33] tests/acpi: Allow update of DSDT.cxl, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 17/33] hw/i386: Fix _STA return value for ACPI0017, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 14/33] virtio_iommu: Clear IOMMUPciBus pointer cache when system reset, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 18/33] tests/acpi: Update DSDT.cxl to reflect change _STA return value., Michael Tokarev, 2024/02/21
- [Stable-7.2.10 19/33] linux-user/aarch64: Choose SYNC as the preferred MTE mode, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 20/33] target/arm: Fix nregs computation in do_{ld, st}_zpa, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 22/33] target/arm: Don't get MDCR_EL2 in pmu_counter_enabled() before checking ARM_FEATURE_PMU, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 21/33] target/arm: Fix SVE/SME gross MTE suppression checks, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 23/33] iotests: Make 144 deterministic again, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 24/33] i386/cpu: Clear FEAT_XSAVE_XSS_LO/HI leafs when CPUID_EXT_XSAVE is not available,
Michael Tokarev <=
- [Stable-7.2.10 26/33] i386/cpuid: Decrease cpuid_i when skipping CPUID leaf 1F, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 28/33] target/i386: Generate an illegal opcode exception on cmp instructions with lock prefix, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 25/33] i386/cpu: Mask with XCR0/XSS mask for FEAT_XSAVE_XCR0_HI and FEAT_XSAVE_XSS_HI leafs, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 27/33] i386/cpuid: Move leaf 7 to correct group, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 29/33] ui: reject extended clipboard message if not activated, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 30/33] ui/clipboard: mark type as not available when there is no data, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 32/33] ui/console: Fix console resize with placeholder surface, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 31/33] ui/clipboard: add asserts for update and request, Michael Tokarev, 2024/02/21
- [Stable-7.2.10 33/33] audio: Depend on dbus_display1_dep, Michael Tokarev, 2024/02/21