[Xen-devel] [PATCH 4/6] MCE: Fix the vMCE address translation for HVM guest.

["Jiang, Yunhong" <yunhong.jiang@xxxxxxxxx>]

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>

diff -r ac2951705a86 xen/arch/x86/cpu/mcheck/mce_intel.c
--- a/xen/arch/x86/cpu/mcheck/mce_intel.c       Tue Jan 26 20:04:51 2010 +0800
+++ b/xen/arch/x86/cpu/mcheck/mce_intel.c       Tue Jan 26 22:49:11 2010 +0800
@@ -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 
"

Attachment: mca_add_trans.patch
Description: mca_add_trans.patch

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