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[Xen-ia64-devel] [PATCH] Fix a bug for XEN_VIRT_UC_BIT use.

To: "xen-ia64-devel@xxxxxxxxxxxxxxxxxxx" <xen-ia64-devel@xxxxxxxxxxxxxxxxxxx>
Subject: [Xen-ia64-devel] [PATCH] Fix a bug for XEN_VIRT_UC_BIT use.
From: "Zhang, Xiantao" <xiantao.zhang@xxxxxxxxx>
Date: Mon, 17 Nov 2008 11:20:49 +0800
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Cc: Isaku Yamahata <yamahata@xxxxxxxxxxxxx>
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Thread-topic: [PATCH] Fix a bug for XEN_VIRT_UC_BIT use.
Fix a bug for XEN_VIRT_UC_BIT use.

Signed-off-by : Zhang Xiantao <xiantao.zhang@xxxxxxxxx>

diff -r 9bc00e9716cd xen/arch/ia64/vmx/vmx_ivt.S
--- a/xen/arch/ia64/vmx/vmx_ivt.S       Fri Nov 07 19:34:59 2008 +0900
+++ b/xen/arch/ia64/vmx/vmx_ivt.S       Mon Nov 17 11:12:58 2008 +0800
@@ -314,7 +314,7 @@ vmx_alt_itlb_miss_vmm:
     movl r19=(((1 << IA64_MAX_PHYS_BITS) - 1) & ~0xfff)
     and r19=r19,r16     // clear ed, reserved bits, and PTE control bits
-    extr.u r18=r16,XEN_VIRT_UC_BIT, 15    // extract UC bit
+    extr.u r18=r16,XEN_VIRT_UC_BIT, 1    // extract UC bit
     or r19=r17,r19      // insert PTE control bits into r19
     mov r20=IA64_GRANULE_SHIFT<<2

Attachment: Fix-XEN_VIRT_UC_BIT-use.patch
Description: Fix-XEN_VIRT_UC_BIT-use.patch

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