From: Christoph Egger <Christoph.Egger@amd.com>
To: "xen-devel@lists.xensource.com" <xen-devel@lists.xensource.com>
Subject: [PATCH] nestedsvm: allow l1 guest to use OSXSAVE
Date: Mon, 4 Jul 2011 15:36:50 +0200 [thread overview]
Message-ID: <4E11C1F2.3080708@amd.com> (raw)
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Allow l1 guest to use OSXSAVE.
Signed-off-by: Christoph Egger <Christoph.Egger@amd.com>
--
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Advanced Micro Devices GmbH
Einsteinring 24, 85689 Dornach b. Muenchen
Geschaeftsfuehrer: Alberto Bozzo, Andrew Bowd
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Registergericht Muenchen, HRB Nr. 43632
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diff -r 72f1eafaa2c8 xen/arch/x86/hvm/svm/svmdebug.c
--- a/xen/arch/x86/hvm/svm/svmdebug.c Mon Jul 04 12:15:29 2011 +0200
+++ b/xen/arch/x86/hvm/svm/svmdebug.c Mon Jul 04 15:31:16 2011 +0200
@@ -124,8 +124,13 @@ svm_vmcb_isvalid(const char *from, struc
PRINTF("CR3: MBZ bits are set (0x%"PRIx64")\n", vmcb->_cr3);
}
- if ((vmcb->_cr4 >> 11U) != 0) {
- PRINTF("CR4: bits [63:11] are not zero (0x%"PRIx64")\n",
+ if ((vmcb->_cr4 >> 19U) != 0) {
+ PRINTF("CR4: bits [63:19] are not zero (0x%"PRIx64")\n",
+ vmcb->_cr4);
+ }
+
+ if (((vmcb->_cr4 >> 11U) & 0x7fU) != 0) {
+ PRINTF("CR4: bits [17:11] are not zero (0x%"PRIx64")\n",
vmcb->_cr4);
}
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