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From: Andrey Smetanin <asmetanin@virtuozzo.com>
To: qemu-devel@nongnu.org
Cc: "Paolo Bonzini" <pbonzini@redhat.com>,
	"Richard Henderson" <rth@twiddle.net>,
	"Eduardo Habkost" <ehabkost@redhat.com>,
	"Andreas Färber" <afaerber@suse.de>,
	"Marcelo Tosatti" <mtosatti@redhat.com>,
	"Roman Kagan" <rkagan@virtuozzo.com>,
	"Denis V. Lunev" <den@openvz.org>,
	kvm@vger.kernel.org
Subject: [PATCH v3 2/2] target-i386/kvm: Hyper-V VMBus hypercalls blank handlers
Date: Wed, 24 Feb 2016 13:22:48 +0300	[thread overview]
Message-ID: <1456309368-29769-2-git-send-email-asmetanin@virtuozzo.com> (raw)
In-Reply-To: <1456309368-29769-1-git-send-email-asmetanin@virtuozzo.com>

Add Hyper-V VMBus hypercalls blank handlers which
just returns error code - HV_STATUS_INVALID_HYPERCALL_CODE.

Changes v3:
* use HVCALL_* defines

Changes v2:
* use KVM_EXIT_HYPERV exit type

Signed-off-by: Andrey Smetanin <asmetanin@virtuozzo.com>
Reviewed-by: Roman Kagan <rkagan@virtuozzo.com>
CC: Paolo Bonzini <pbonzini@redhat.com>
CC: Richard Henderson <rth@twiddle.net>
CC: Eduardo Habkost <ehabkost@redhat.com>
CC: "Andreas Färber" <afaerber@suse.de>
CC: Marcelo Tosatti <mtosatti@redhat.com>
CC: Roman Kagan <rkagan@virtuozzo.com>
CC: Denis V. Lunev <den@openvz.org>
CC: kvm@vger.kernel.org
---
 target-i386/hyperv.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/target-i386/hyperv.c b/target-i386/hyperv.c
index 6b519c3..c4d6a9b 100644
--- a/target-i386/hyperv.c
+++ b/target-i386/hyperv.c
@@ -44,6 +44,18 @@ int kvm_hv_handle_exit(X86CPU *cpu, struct kvm_hyperv_exit *exit)
             return -1;
         }
         return 0;
+    case KVM_EXIT_HYPERV_HCALL: {
+        uint16_t code;
+
+        code  = exit->u.hcall.input & 0xffff;
+        switch (code) {
+        case HVCALL_POST_MESSAGE:
+        case HVCALL_SIGNAL_EVENT:
+        default:
+            exit->u.hcall.result = HV_STATUS_INVALID_HYPERCALL_CODE;
+            return 0;
+        }
+    }
     default:
         return -1;
     }
-- 
2.4.3


WARNING: multiple messages have this Message-ID (diff)
From: Andrey Smetanin <asmetanin@virtuozzo.com>
To: qemu-devel@nongnu.org
Cc: "Eduardo Habkost" <ehabkost@redhat.com>,
	kvm@vger.kernel.org, "Marcelo Tosatti" <mtosatti@redhat.com>,
	"Roman Kagan" <rkagan@virtuozzo.com>,
	"Denis V. Lunev" <den@openvz.org>,
	"Paolo Bonzini" <pbonzini@redhat.com>,
	"Andreas Färber" <afaerber@suse.de>,
	"Richard Henderson" <rth@twiddle.net>
Subject: [Qemu-devel] [PATCH v3 2/2] target-i386/kvm: Hyper-V VMBus hypercalls blank handlers
Date: Wed, 24 Feb 2016 13:22:48 +0300	[thread overview]
Message-ID: <1456309368-29769-2-git-send-email-asmetanin@virtuozzo.com> (raw)
In-Reply-To: <1456309368-29769-1-git-send-email-asmetanin@virtuozzo.com>

Add Hyper-V VMBus hypercalls blank handlers which
just returns error code - HV_STATUS_INVALID_HYPERCALL_CODE.

Changes v3:
* use HVCALL_* defines

Changes v2:
* use KVM_EXIT_HYPERV exit type

Signed-off-by: Andrey Smetanin <asmetanin@virtuozzo.com>
Reviewed-by: Roman Kagan <rkagan@virtuozzo.com>
CC: Paolo Bonzini <pbonzini@redhat.com>
CC: Richard Henderson <rth@twiddle.net>
CC: Eduardo Habkost <ehabkost@redhat.com>
CC: "Andreas Färber" <afaerber@suse.de>
CC: Marcelo Tosatti <mtosatti@redhat.com>
CC: Roman Kagan <rkagan@virtuozzo.com>
CC: Denis V. Lunev <den@openvz.org>
CC: kvm@vger.kernel.org
---
 target-i386/hyperv.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/target-i386/hyperv.c b/target-i386/hyperv.c
index 6b519c3..c4d6a9b 100644
--- a/target-i386/hyperv.c
+++ b/target-i386/hyperv.c
@@ -44,6 +44,18 @@ int kvm_hv_handle_exit(X86CPU *cpu, struct kvm_hyperv_exit *exit)
             return -1;
         }
         return 0;
+    case KVM_EXIT_HYPERV_HCALL: {
+        uint16_t code;
+
+        code  = exit->u.hcall.input & 0xffff;
+        switch (code) {
+        case HVCALL_POST_MESSAGE:
+        case HVCALL_SIGNAL_EVENT:
+        default:
+            exit->u.hcall.result = HV_STATUS_INVALID_HYPERCALL_CODE;
+            return 0;
+        }
+    }
     default:
         return -1;
     }
-- 
2.4.3

  reply	other threads:[~2016-02-24 10:23 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-01-21 14:04 [PATCH v2] target-i386/kvm: Hyper-V VMBus hypercalls blank handlers Andrey Smetanin
2016-01-21 14:04 ` [Qemu-devel] " Andrey Smetanin
2016-01-23 15:20 ` Eduardo Habkost
2016-01-23 15:20   ` Eduardo Habkost
2016-01-23 17:20   ` Paolo Bonzini
2016-01-23 17:20     ` Paolo Bonzini
2016-02-23 14:39 ` Paolo Bonzini
2016-02-23 14:39   ` [Qemu-devel] " Paolo Bonzini
2016-02-24 10:22   ` [PATCH v3 1/2] headers: KVM Hyper-V VMBus hypercalls defines and exit Andrey Smetanin
2016-02-24 10:22     ` [Qemu-devel] " Andrey Smetanin
2016-02-24 10:22     ` Andrey Smetanin [this message]
2016-02-24 10:22       ` [Qemu-devel] [PATCH v3 2/2] target-i386/kvm: Hyper-V VMBus hypercalls blank handlers Andrey Smetanin

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