From: Jan Beulich <jbeulich@suse.com>
Date: Wed, 30 Nov 2011 09:23:41 +0000 (+0100)
Subject: x86/cpuidle: add Westmere-EX support to hw residencies reading logic
X-Git-Url: https://dgit.raspbian.org/%22http://www.example.com/cgi/%22/%22http:/www.example.com/cgi/%22?a=commitdiff_plain;h=16a12a3879ddfba594c2a5356bdaa9edcb5e9fda;p=xen.git

x86/cpuidle: add Westmere-EX support to hw residencies reading logic

This is in accordance with
http://software.intel.com/en-us/articles/intel-processor-identification-with-cpuid-model-and-family-numbers/

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Haitao Shan <maillists.shan@gmail.com>
---

diff --git a/xen/arch/x86/acpi/cpu_idle.c b/xen/arch/x86/acpi/cpu_idle.c
index 956b119926..6af5285105 100644
--- a/xen/arch/x86/acpi/cpu_idle.c
+++ b/xen/arch/x86/acpi/cpu_idle.c
@@ -120,6 +120,7 @@ static void do_get_hw_residencies(void *arg)
     /* Westmere */
     case 0x25:
     case 0x2C:
+    case 0x2F:
         GET_PC3_RES(hw_res->pc3);
         GET_PC6_RES(hw_res->pc6);
         GET_PC7_RES(hw_res->pc7);