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intc/kvm_gicv3: Factor out kvm_arm_gicv3_cpu_realize

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The CPU object of hotplugged CPU will be defer-created (during
hotplug session), so we must factor out realization code to let
it can be applied to individual CPU.

Signed-off-by: Keqian Zhu <zhukeqian1@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
(cherry picked from commit 7b0dc0a49e5ea43bd4b4d85d3630db2efcbb493b)
This commit is contained in:
Chen Qun 2020-04-10 12:49:12 +08:00 committed by yezengruan
parent 926106768d
commit bb9e0177f0
1 changed files with 46 additions and 0 deletions
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intc-kvm_gicv3-Factor-out-kvm_arm_gicv3_cpu_realize.patch Normal file
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@ -0,0 +1,46 @@
From dd03bc60712bd41a9606742ea4b769aa8e360655 Mon Sep 17 00:00:00 2001
From: Keqian Zhu <zhukeqian1@huawei.com>
Date: Fri, 10 Apr 2020 12:49:12 +0800
Subject: [PATCH] intc/kvm_gicv3: Factor out kvm_arm_gicv3_cpu_realize
The CPU object of hotplugged CPU will be defer-created (during
hotplug session), so we must factor out realization code to let
it can be applied to individual CPU.
Signed-off-by: Keqian Zhu <zhukeqian1@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
---
hw/intc/arm_gicv3_kvm.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/hw/intc/arm_gicv3_kvm.c b/hw/intc/arm_gicv3_kvm.c
index 5ec5ff9ef6..596b31998b 100644
--- a/hw/intc/arm_gicv3_kvm.c
+++ b/hw/intc/arm_gicv3_kvm.c
@@ -764,6 +764,12 @@ static void vm_change_state_handler(void *opaque, bool running,
}
}
+static void kvm_arm_gicv3_cpu_realize(GICv3State *s, int ncpu)
+{
+ ARMCPU *cpu = ARM_CPU(qemu_get_cpu(ncpu));
+
+ define_arm_cp_regs(cpu, gicv3_cpuif_reginfo);
+}
static void kvm_arm_gicv3_realize(DeviceState *dev, Error **errp)
{
@@ -790,9 +796,7 @@ static void kvm_arm_gicv3_realize(DeviceState *dev, Error **errp)
gicv3_init_irqs_and_mmio(s, kvm_arm_gicv3_set_irq, NULL);
for (i = 0; i < s->num_cpu; i++) {
- ARMCPU *cpu = ARM_CPU(qemu_get_cpu(i));
-
- define_arm_cp_regs(cpu, gicv3_cpuif_reginfo);
+ kvm_arm_gicv3_cpu_realize(s, i);
}
/* Try to create the device via the device control API */
--
2.27.0