646cd8897b
Updated block-dmmd script - fate#310510 - fix xenpaging restore changes to integrate paging into xm/xend xenpaging.autostart.patch xenpaging.doc.patch - bnc#787163 - VUL-0: CVE-2012-4544: xen: Domain builder Out-of- memory due to malicious kernel/ramdisk (XSA 25) CVE-2012-4544-xsa25.patch - bnc#779212 - VUL-0: CVE-2012-4411: XEN / qemu: guest administrator can access qemu monitor console (XSA-19) CVE-2012-4411-xsa19.patch - bnc#786516 - VUL-0: CVE-2012-4535: xen: Timer overflow DoS vulnerability CVE-2012-4535-xsa20.patch - bnc#786518 - VUL-0: CVE-2012-4536: xen: pirq range check DoS vulnerability CVE-2012-4536-xsa21.patch - bnc#786517 - VUL-0: CVE-2012-4537: xen: Memory mapping failure DoS vulnerability CVE-2012-4537-xsa22.patch - bnc#786519 - VUL-0: CVE-2012-4538: xen: Unhooking empty PAE entries DoS vulnerability CVE-2012-4538-xsa23.patch - bnc#786520 - VUL-0: CVE-2012-4539: xen: Grant table hypercall infinite loop DoS vulnerability CVE-2012-4539-xsa24.patch OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=212
40 lines
1.5 KiB
Diff
40 lines
1.5 KiB
Diff
References: FATE#313633
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# HG changeset patch
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# User Liu, Jinsong <jinsong.liu@intel.com>
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# Date 1348654470 -7200
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# Node ID 3aa66543a51ba77cb73e8c874e2416d065426a22
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# Parent 56fb977ce6eb4626a02d4a7a34e85009bb8ee3e0
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x86: Expose TSC adjust to HVM guest
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Intel latest SDM (17.13.3) release a new MSR CPUID.7.0.EBX[1]=1
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indicates TSC_ADJUST MSR 0x3b is supported.
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This patch expose it to hvm guest.
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Signed-off-by: Liu, Jinsong <jinsong.liu@intel.com>
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Committed-by: Jan Beulich <jbeulich@suse.com>
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--- a/tools/libxc/xc_cpufeature.h
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+++ b/tools/libxc/xc_cpufeature.h
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@@ -128,6 +128,7 @@
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/* Intel-defined CPU features, CPUID level 0x00000007:0 (ebx) */
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#define X86_FEATURE_FSGSBASE 0 /* {RD,WR}{FS,GS}BASE instructions */
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+#define X86_FEATURE_TSC_ADJUST 1 /* Tsc thread offset */
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#define X86_FEATURE_BMI1 3 /* 1st group bit manipulation extensions */
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#define X86_FEATURE_HLE 4 /* Hardware Lock Elision */
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#define X86_FEATURE_AVX2 5 /* AVX2 instructions */
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--- a/tools/libxc/xc_cpuid_x86.c
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+++ b/tools/libxc/xc_cpuid_x86.c
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@@ -362,7 +362,8 @@ static void xc_cpuid_hvm_policy(
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case 0x00000007: /* Intel-defined CPU features */
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if ( input[1] == 0 ) {
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- regs[1] &= (bitmaskof(X86_FEATURE_BMI1) |
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+ regs[1] &= (bitmaskof(X86_FEATURE_TSC_ADJUST) |
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+ bitmaskof(X86_FEATURE_BMI1) |
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bitmaskof(X86_FEATURE_HLE) |
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bitmaskof(X86_FEATURE_AVX2) |
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bitmaskof(X86_FEATURE_SMEP) |
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