From 244b2c5ca8b14627e4a17755e5922221e121c771 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 09 Oct 2024 06:15:07 +0000
Subject: [PATCH] change system file
---
kernel/include/kvm/arm_vgic.h | 39 ++++++++++++++++++---------------------
1 files changed, 18 insertions(+), 21 deletions(-)
diff --git a/kernel/include/kvm/arm_vgic.h b/kernel/include/kvm/arm_vgic.h
index 561fefc..3d74f10 100644
--- a/kernel/include/kvm/arm_vgic.h
+++ b/kernel/include/kvm/arm_vgic.h
@@ -1,17 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2015, 2016 ARM Ltd.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __KVM_ARM_VGIC_H
#define __KVM_ARM_VGIC_H
@@ -81,6 +70,7 @@
/* Hardware has GICv4? */
bool has_gicv4;
+ bool has_gicv4_1;
/* GIC system register CPU interface */
struct static_key_false gicv3_cpuif;
@@ -100,7 +90,7 @@
};
struct vgic_irq {
- spinlock_t irq_lock; /* Protects the content of the struct */
+ raw_spinlock_t irq_lock; /* Protects the content of the struct */
struct list_head lpi_list; /* Used to link all LPIs together */
struct list_head ap_list;
@@ -241,6 +231,9 @@
/* distributor enabled */
bool enabled;
+ /* Wants SGIs without active state */
+ bool nassgireq;
+
struct vgic_irq *spis;
struct vgic_io_device dist_iodev;
@@ -251,7 +244,7 @@
* Contains the attributes and gpa of the LPI configuration table.
* Since we report GICR_TYPER.CommonLPIAff as 0b00, we can share
* one address across all redistributors.
- * GICv3 spec: 6.1.2 "LPI Configuration tables"
+ * GICv3 spec: IHI 0069E 6.1.1 "LPI Configuration tables"
*/
u64 propbaser;
@@ -259,6 +252,9 @@
raw_spinlock_t lpi_list_lock;
struct list_head lpi_list_head;
int lpi_list_count;
+
+ /* LPI translation cache */
+ struct list_head lpi_translation_cache;
/* used by vgic-debug */
struct vgic_state_iter *iter;
@@ -278,6 +274,8 @@
u32 vgic_vmcr;
u32 vgic_apr;
u32 vgic_lr[VGIC_V2_MAX_LRS];
+
+ unsigned int used_lrs;
};
struct vgic_v3_cpu_if {
@@ -295,6 +293,8 @@
* linking the Linux IRQ subsystem and the ITS together.
*/
struct its_vpe its_vpe;
+
+ unsigned int used_lrs;
};
struct vgic_cpu {
@@ -304,10 +304,9 @@
struct vgic_v3_cpu_if vgic_v3;
};
- unsigned int used_lrs;
struct vgic_irq private_irqs[VGIC_NR_PRIVATE_IRQS];
- spinlock_t ap_list_lock; /* Protects the ap_list */
+ raw_spinlock_t ap_list_lock; /* Protects the ap_list */
/*
* List of IRQs that this VCPU should consider because they are either
@@ -322,7 +321,6 @@
* parts of the redistributor.
*/
struct vgic_io_device rd_iodev;
- struct vgic_io_device sgi_iodev;
struct vgic_redist_region *rdreg;
/* Contains the attributes and gpa of the LPI pending tables. */
@@ -387,8 +385,6 @@
return kvm_vgic_global_state.max_gic_vcpus;
}
-int kvm_send_userspace_msi(struct kvm *kvm, struct kvm_msi *msi);
-
/**
* kvm_vgic_setup_default_irq_routing:
* Setup a default flat gsi routing table mapping all SPIs
@@ -405,7 +401,8 @@
int kvm_vgic_v4_unset_forwarding(struct kvm *kvm, int irq,
struct kvm_kernel_irq_routing_entry *irq_entry);
-void kvm_vgic_v4_enable_doorbell(struct kvm_vcpu *vcpu);
-void kvm_vgic_v4_disable_doorbell(struct kvm_vcpu *vcpu);
+int vgic_v4_load(struct kvm_vcpu *vcpu);
+void vgic_v4_commit(struct kvm_vcpu *vcpu);
+int vgic_v4_put(struct kvm_vcpu *vcpu, bool need_db);
#endif /* __KVM_ARM_VGIC_H */
--
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