[Xen-changelog] [xen-unstable] x86 mca: Fix the vMCE address translation for HVM guest.

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1264747753 0
# Node ID da5faf9f5df8b6e84456adcf26313f160ba2a522
# Parent  805eae786b50d0398075adb8d3d0202574f63b15
x86 mca: Fix the vMCE address translation for HVM guest.

Fix address translation when we inject a virtual MCE to HVM guest.

Signed-off-by: Jiang, Yunhong <yunhong.jiang@xxxxxxxxx>
---
 xen/arch/x86/cpu/mcheck/mce_intel.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff -r 805eae786b50 -r da5faf9f5df8 xen/arch/x86/cpu/mcheck/mce_intel.c
--- a/xen/arch/x86/cpu/mcheck/mce_intel.c       Fri Jan 29 06:48:37 2010 +0000
+++ b/xen/arch/x86/cpu/mcheck/mce_intel.c       Fri Jan 29 06:49:13 2010 +0000
@@ -371,8 +371,8 @@ static void intel_UCR_handler(struct mci
 
                           gfn =
                               mfn_to_gmfn(d, ((bank->mc_addr) >> PAGE_SHIFT));
-                          bank->mc_addr =
-                              gfn << PAGE_SHIFT | (bank->mc_addr & PAGE_MASK);
+                          bank->mc_addr =  gfn << PAGE_SHIFT |
+                                        (bank->mc_addr & (PAGE_SIZE -1 ));
                           if (fill_vmsr_data(bank, global->mc_gstatus) == -1)
                           {
                               mce_printk(MCE_QUIET, "Fill vMCE# data for DOM%d 
"

_______________________________________________
Xen-changelog mailing list
Xen-changelog@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-changelog