From: Vitaly Kuznetsov <vkuznets@redhat.com>
To: kvm@vger.kernel.org
Cc: x86@kernel.org, "Paolo Bonzini" <pbonzini@redhat.com>,
"Radim Krčmář" <rkrcmar@redhat.com>,
"K. Y. Srinivasan" <kys@microsoft.com>,
"Haiyang Zhang" <haiyangz@microsoft.com>,
"Stephen Hemminger" <sthemmin@microsoft.com>,
"Michael Kelley (EOSG)" <Michael.H.Kelley@microsoft.com>,
"Mohammed Gamal" <mmorsy@redhat.com>,
"Cathy Avery" <cavery@redhat.com>, "Bandan Das" <bsd@redhat.com>,
linux-kernel@vger.kernel.org
Subject: [RFC 2/6] x86/hyper-v: define virtual processor assist page structure
Date: Mon, 15 Jan 2018 18:31:01 +0100 [thread overview]
Message-ID: <20180115173105.31845-3-vkuznets@redhat.com> (raw)
In-Reply-To: <20180115173105.31845-1-vkuznets@redhat.com>
The structure is defined according to the Hyper-V TLFS v5.0.
Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com>
---
arch/x86/include/uapi/asm/hyperv.h | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/arch/x86/include/uapi/asm/hyperv.h b/arch/x86/include/uapi/asm/hyperv.h
index a742af3e8408..032580cab492 100644
--- a/arch/x86/include/uapi/asm/hyperv.h
+++ b/arch/x86/include/uapi/asm/hyperv.h
@@ -385,6 +385,16 @@ struct hv_timer_message_payload {
__u64 delivery_time; /* When the message was delivered */
};
+/* Define virtual processor assist page structure. */
+struct hv_vp_assist_page {
+ __u32 apic_assist;
+ __u32 reserved;
+ __u64 vtl_control[2];
+ __u64 nested_enlightenments_control[2];
+ __u32 enlighten_vmentry;
+ __u64 current_nested_vmcs;
+};
+
#define HV_STIMER_ENABLE (1ULL << 0)
#define HV_STIMER_PERIODIC (1ULL << 1)
#define HV_STIMER_LAZY (1ULL << 2)
--
2.14.3
next prev parent reply other threads:[~2018-01-15 17:33 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-15 17:30 [RFC 0/6] Enlightened VMCS support for KVM on Hyper-V Vitaly Kuznetsov
2018-01-15 17:31 ` [RFC 1/6] x86/kvm: rename HV_X64_MSR_APIC_ASSIST_PAGE to HV_X64_MSR_VP_ASSIST_PAGE Vitaly Kuznetsov
2018-01-15 17:31 ` Vitaly Kuznetsov [this message]
2018-01-15 17:31 ` [RFC 3/6] x86/hyper-v: allocate and use hv_vp_assist_pages Vitaly Kuznetsov
2018-01-15 17:31 ` [RFC 4/6] x86/hyper-v: define struct hv_enlightened_vmcs and clean field bits Vitaly Kuznetsov
2018-01-15 17:31 ` [RFC 5/6] x86/hyper-v: detect nested features Vitaly Kuznetsov
2018-01-15 17:31 ` [RFC 6/6] x86/kvm: use enlightened VMCS when running on Hyper-V Vitaly Kuznetsov
2018-01-16 1:21 ` [RFC 0/6] Enlightened VMCS support for KVM " Wanpeng Li
2018-01-16 12:05 ` Vitaly Kuznetsov
2018-01-16 13:39 ` David Hildenbrand
2018-01-16 13:47 ` Paolo Bonzini
2018-01-16 13:58 ` Vitaly Kuznetsov
2018-01-16 14:27 ` Paolo Bonzini
2018-01-16 14:43 ` Vitaly Kuznetsov
2018-01-16 14:56 ` David Hildenbrand
2018-01-16 15:03 ` Paolo Bonzini
2018-01-16 17:16 ` Radim Krčmář
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20180115173105.31845-3-vkuznets@redhat.com \
--to=vkuznets@redhat.com \
--cc=Michael.H.Kelley@microsoft.com \
--cc=bsd@redhat.com \
--cc=cavery@redhat.com \
--cc=haiyangz@microsoft.com \
--cc=kvm@vger.kernel.org \
--cc=kys@microsoft.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mmorsy@redhat.com \
--cc=pbonzini@redhat.com \
--cc=rkrcmar@redhat.com \
--cc=sthemmin@microsoft.com \
--cc=x86@kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®