xen/21643-vmx-vpmu-pmc-offset.patch
Charles Arnold ff4b346ede - bnc#620694 - Xen yast vm-install for existing paravirtualized
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
2010-07-14 22:43:11 +00:00

26 lines
904 B
Diff

# HG changeset patch
# User Keir Fraser <keir.fraser@citrix.com>
# Date 1277110750 -3600
# Node ID 31708477f0a92be70a940d1c8ff1aa721051bba8
# Parent 46a4c936b77e483971d2b3eb0b544c61700f824a
vmx: Fix bug in VMX VPMU fixed function PMC offset
This is a minor fix to the calculation of bit-width of fixed function
perfmon counters in Intel processors. Bits 5-12 of edx register
should be calculated as (edx & 0x1fe0) >>5 instead of using 0x1f70.
From: "John, Jaiber J" <jaiber.j.john@intel.com>
Signed-off-by: Keir Fraser <keir.fraser@citrix.com>
--- a/xen/arch/x86/hvm/vmx/vpmu_core2.c
+++ b/xen/arch/x86/hvm/vmx/vpmu_core2.c
@@ -82,7 +82,7 @@ static int core2_get_bitwidth_fix_count(
{
u32 eax, ebx, ecx, edx;
cpuid(0xa, &eax, &ebx, &ecx, &edx);
- return ((edx & 0x1f70) >> 5);
+ return ((edx & 0x1fe0) >> 5);
}
static int is_core2_vpmu_msr(u32 msr_index, int *type, int *index)