!736 解决loongarch64 qemu编译问题

From: @lixianglai 
Reviewed-by: @yezengruan 
Signed-off-by: @yezengruan

fixup-compile-on-loongarch64-machine.patch

@@ -0,0 +1,26 @@
+From c952962cda3daf05323b383485d834ffc8e16f4f Mon Sep 17 00:00:00 2001
+From: lixianglai <lixianglai@loongson.cn>
+Date: Wed, 29 Mar 2023 02:48:04 -0400
+Subject: [PATCH] fixup compile on loongarch64 machine.
+
+Add function kvm_arch_accel_class_init definition on loongarch64 machine.
+
+Signed-off-by: lixianglai <lixianglai@loongson.cn>
+---
+ target/loongarch64/kvm.c | 3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/target/loongarch64/kvm.c b/target/loongarch64/kvm.c
+index 2b0159bb32..21f6d5695f 100644
+--- a/target/loongarch64/kvm.c
++++ b/target/loongarch64/kvm.c
+@@ -1364,3 +1364,6 @@ int kvm_arch_msi_data_to_gsi(uint32_t data)
+ {
+     abort();
+ }
++void kvm_arch_accel_class_init(ObjectClass *oc)
++{
++}
+-- 
+2.27.0
+

qemu.spec

@@ -3,7 +3,7 @@
 
 Name: qemu
 Version: 6.2.0
-Release: 68
+Release: 69
 Epoch: 10
 Summary: QEMU is a generic and open source machine emulator and virtualizer
 License: GPLv2 and BSD and MIT and CC-BY-SA-4.0
@@ -478,6 +478,7 @@ Patch0463: block-backend-prevent-dangling-BDS-pointers-across-a.patch
 Patch0464: net-Fix-uninitialized-data-usage.patch
 Patch0465: net-eth-Don-t-consider-ESP-to-be-an-IPv6-option-head.patch
 Patch0466: hw-net-vmxnet3-Log-guest-triggerable-errors-using-LO.patch
+Patch0467: fixup-compile-on-loongarch64-machine.patch
 
 BuildRequires: flex
 BuildRequires: gcc
@@ -1049,7 +1050,10 @@ getent passwd qemu >/dev/null || \
 %endif
 
 %changelog
-* Wen Mar 29 2023  <xufei30@huawei.com> - 10:6.2.0-68
+* Wed Mar 29 2023  <lixianglai@loongson.cn> - 10:6.2.0-69
+- fixup compile error. Add function kvm_arch_accel_class_init definition on loongarch64 machine.
+
+* Wed Mar 29 2023  <xufei30@huawei.com> - 10:6.2.0-68
 - modify qemu.spec to add (riscv virt) machine mapping to testenv from v7.0.0
 
 * Tue Mar 28 2023  <xufei30@huawei.com> - 10:6.2.0-67