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Message-Id: <1469536228-29932-2-git-send-email-vkuznets@redhat.com>
Date: Tue, 26 Jul 2016 14:30:20 +0200
From: Vitaly Kuznetsov <vkuznets@...hat.com>
To: xen-devel@...ts.xenproject.org
Cc: linux-kernel@...r.kernel.org, x86@...nel.org,
Stefano Stabellini <sstabellini@...nel.org>,
Boris Ostrovsky <boris.ostrovsky@...cle.com>,
David Vrabel <david.vrabel@...rix.com>,
Juergen Gross <jgross@...e.com>,
Thomas Gleixner <tglx@...utronix.de>,
Ingo Molnar <mingo@...hat.com>,
"H. Peter Anvin" <hpa@...or.com>,
"Jan Beulich" <JBeulich@...e.com>,
Andrew Cooper <andrew.cooper3@...rix.com>,
Julien Grall <julien.grall@....com>
Subject: [PATCH linux v3 1/9] x86/xen: update cpuid.h from Xen-4.7
Update cpuid.h header from xen hypervisor tree to get
XEN_HVM_CPUID_VCPU_ID_PRESENT definition.
Signed-off-by: Vitaly Kuznetsov <vkuznets@...hat.com>
---
arch/x86/include/asm/xen/cpuid.h | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/x86/include/asm/xen/cpuid.h b/arch/x86/include/asm/xen/cpuid.h
index 0d809e9..3bdd10d 100644
--- a/arch/x86/include/asm/xen/cpuid.h
+++ b/arch/x86/include/asm/xen/cpuid.h
@@ -76,15 +76,18 @@
/*
* Leaf 5 (0x40000x04)
* HVM-specific features
+ * EAX: Features
+ * EBX: vcpu id (iff EAX has XEN_HVM_CPUID_VCPU_ID_PRESENT flag)
*/
-/* EAX Features */
/* Virtualized APIC registers */
#define XEN_HVM_CPUID_APIC_ACCESS_VIRT (1u << 0)
/* Virtualized x2APIC accesses */
#define XEN_HVM_CPUID_X2APIC_VIRT (1u << 1)
/* Memory mapped from other domains has valid IOMMU entries */
#define XEN_HVM_CPUID_IOMMU_MAPPINGS (1u << 2)
+/* vcpu id is present in EBX */
+#define XEN_HVM_CPUID_VCPU_ID_PRESENT (1u << 3)
#define XEN_CPUID_MAX_NUM_LEAVES 4
--
2.7.4
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