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Message-Id: <20121003105509.528026359@amt.cnet>
Date: Wed, 03 Oct 2012 07:52:59 -0300
From: Marcelo Tosatti <mtosatti@redhat.com>
References: <20121003105255.972669952@amt.cnet>
Content-Disposition: inline; filename=qemukvm-nokvmpit-reinjection
Subject: [Qemu-devel] [patch 4/6] Use global properties to emulate
	-no-kvm-pit-reinjection
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To: qemu-devel@nongnu.org, Gerd Hoffmann <kraxel@redhat.com>
Cc: Anthony Liguori <aliguori@us.ibm.com>, Marcelo Tosatti <mtosatti@redhat.com>, kvm@vger.kernel.org

Commit 80019541e9c13fab476bee35edcef3e11646222c from qemu-kvm.git.

From: Jan Kiszka <jan.kiszka@siemens.com>

Use global properties to emulate -no-kvm-pit-reinjection

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

Index: qemu-compat-kvm/vl.c
===================================================================
--- qemu-compat-kvm.orig/vl.c
+++ qemu-compat-kvm/vl.c
@@ -3071,6 +3071,21 @@ int main(int argc, char **argv, char **e
                         "separately.\n");
                 break;
             }
+            case QEMU_OPTION_no_kvm_pit_reinjection: {
+                static GlobalProperty kvm_pit_lost_tick_policy[] = {
+                    {
+                        .driver   = "kvm-pit",
+                        .property = "lost_tick_policy",
+                        .value    = "discard",
+                    },
+                    { /* end of list */ }
+                };
+
+                fprintf(stderr, "Warning: option deprecated, use "
+                        "lost_tick_policy property of kvm-pit instead.\n");
+                qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
+                break;
+            }
             case QEMU_OPTION_usb:
                 usb_enabled = 1;
                 break;
Index: qemu-compat-kvm/qemu-options.hx
===================================================================
--- qemu-compat-kvm.orig/qemu-options.hx
+++ qemu-compat-kvm/qemu-options.hx
@@ -2844,7 +2844,10 @@ DEF("no-kvm-irqchip", 0, QEMU_OPTION_no_
 DEF("no-kvm-pit", 0, QEMU_OPTION_no_kvm_pit,
     "-no-kvm-pit     disable KVM kernel mode PIT\n",
     QEMU_ARCH_I386)
-
+DEF("no-kvm-pit-reinjection", 0, QEMU_OPTION_no_kvm_pit_reinjection,
+    "-no-kvm-pit-reinjection\n"
+    "                disable KVM kernel mode PIT interrupt reinjection\n",
+    QEMU_ARCH_I386)
 
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