ff4b346ede
disk fails with UnboundLocalError: local variable 'dev_type' referenced before assignment 21678-xend-mac-fix.patch - bnc#586221 - cannot add DomU with USB host controller defined domu-usb-controller.patch (Chun Yan Liu) - Upstream patches from Jan 21151-trace-bounds-check.patch 21627-cpuidle-wrap.patch 21643-vmx-vpmu-pmc-offset.patch 21682-trace-buffer-range.patch 21683-vtd-kill-timer-conditional.patch 21693-memevent-64bit-only.patch 21695-trace-t_info-readonly.patch 21698-x86-pirq-range-check.patch 21699-p2m-query-for-type-change.patch 21700-32on64-vm86-gpf.patch 21705-trace-printk.patch 21706-trace-security.patch 21712-amd-osvw.patch 21744-x86-cpufreq-range-check.patch - bnc #599550 - Xen cannot distinguish the status of 'pause' addcommand_domstate.patch OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=63
26 lines
904 B
Diff
26 lines
904 B
Diff
# HG changeset patch
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# User Keir Fraser <keir.fraser@citrix.com>
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# Date 1277110750 -3600
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# Node ID 31708477f0a92be70a940d1c8ff1aa721051bba8
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# Parent 46a4c936b77e483971d2b3eb0b544c61700f824a
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vmx: Fix bug in VMX VPMU fixed function PMC offset
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This is a minor fix to the calculation of bit-width of fixed function
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perfmon counters in Intel processors. Bits 5-12 of edx register
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should be calculated as (edx & 0x1fe0) >>5 instead of using 0x1f70.
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From: "John, Jaiber J" <jaiber.j.john@intel.com>
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Signed-off-by: Keir Fraser <keir.fraser@citrix.com>
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--- a/xen/arch/x86/hvm/vmx/vpmu_core2.c
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+++ b/xen/arch/x86/hvm/vmx/vpmu_core2.c
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@@ -82,7 +82,7 @@ static int core2_get_bitwidth_fix_count(
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{
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u32 eax, ebx, ecx, edx;
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cpuid(0xa, &eax, &ebx, &ecx, &edx);
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- return ((edx & 0x1f70) >> 5);
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+ return ((edx & 0x1fe0) >> 5);
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}
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static int is_core2_vpmu_msr(u32 msr_index, int *type, int *index)
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