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From: Vitaly Kuznetsov <vkuznets@redhat.com>
To: xen-devel@lists.xenproject.org
Cc: linux-kernel@vger.kernel.org, x86@kernel.org,
	Stefano Stabellini <sstabellini@kernel.org>,
	Boris Ostrovsky <boris.ostrovsky@oracle.com>,
	David Vrabel <david.vrabel@citrix.com>,
	Juergen Gross <jgross@suse.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
	"Jan Beulich" <JBeulich@suse.com>,
	Andrew Cooper <andrew.cooper3@citrix.com>
Subject: [PATCH linux v2 1/9] x86/xen: update cpuid.h from Xen-4.7
Date: Thu, 30 Jun 2016 17:56:35 +0200	[thread overview]
Message-ID: <1467302203-22399-2-git-send-email-vkuznets@redhat.com> (raw)
In-Reply-To: <1467302203-22399-1-git-send-email-vkuznets@redhat.com>

Update cpuid.h header from xen hypervisor tree to get
XEN_HVM_CPUID_VCPU_ID_PRESENT definition.

Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.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
 
-- 
2.5.5

  reply	other threads:[~2016-06-30 15:56 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-30 15:56 [PATCH linux v2 0/9] xen: pvhvm: support bootup on secondary vCPUs Vitaly Kuznetsov
2016-06-30 15:56 ` Vitaly Kuznetsov [this message]
2016-06-30 15:56 ` [PATCH linux v2 2/9] x86/acpi: store ACPI ids from MADT for future usage Vitaly Kuznetsov
2016-06-30 15:56 ` [PATCH linux v2 3/9] xen: introduce xen_vcpu_id mapping Vitaly Kuznetsov
2016-06-30 15:56 ` [PATCH linux v2 4/9] x86/xen: use xen_vcpu_id mapping for HYPERVISOR_vcpu_op Vitaly Kuznetsov
2016-06-30 15:56 ` [PATCH linux v2 5/9] x86/xen: use xen_vcpu_id mapping when pointing vcpu_info to the shared_info page Vitaly Kuznetsov
2016-06-30 15:56 ` [PATCH linux v2 6/9] xen/events: use xen_vcpu_id mapping in events_base Vitaly Kuznetsov
2016-06-30 15:56 ` [PATCH linux v2 7/9] xen/events: fifo: use xen_vcpu_id mapping Vitaly Kuznetsov
2016-06-30 15:56 ` [PATCH linux v2 8/9] xen/evtchn: " Vitaly Kuznetsov
2016-06-30 15:56 ` [PATCH linux v2 9/9] xen/pvhvm: run xen_vcpu_setup() for the boot CPU Vitaly Kuznetsov
2016-07-25  9:17 ` [PATCH linux v2 0/9] xen: pvhvm: support bootup on secondary vCPUs Vitaly Kuznetsov
2016-07-25 12:38 ` [Xen-devel] " David Vrabel
2016-07-25 13:17   ` Julien Grall
2016-07-25 13:39     ` Vitaly Kuznetsov
2016-07-25 14:01       ` Julien Grall
2016-07-25 14:09         ` David Vrabel
2016-07-25 14:19         ` Vitaly Kuznetsov
2016-07-25 19:18           ` Stefano Stabellini
2016-07-26  8:28             ` Vitaly Kuznetsov
2016-07-25 21:37         ` Stefano Stabellini
2016-07-25 13:43     ` David Vrabel
2016-07-25 21:16       ` Stefano Stabellini

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