KVM: arm/arm64: disable preemption when calling smp_call_function_many
[linux-2.6-block.git] / arch / arm64 / include / asm / kvm_asm.h
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1/*
2 * Copyright (C) 2012,2013 - ARM Ltd
3 * Author: Marc Zyngier <marc.zyngier@arm.com>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18#ifndef __ARM_KVM_ASM_H__
19#define __ARM_KVM_ASM_H__
20
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21#include <asm/virt.h>
22
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23#define ARM_EXCEPTION_IRQ 0
24#define ARM_EXCEPTION_TRAP 1
25
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26#define KVM_ARM64_DEBUG_DIRTY_SHIFT 0
27#define KVM_ARM64_DEBUG_DIRTY (1 << KVM_ARM64_DEBUG_DIRTY_SHIFT)
28
a7f8de16 29#define kvm_ksym_ref(sym) phys_to_virt((u64)&sym - kimage_voffset)
a0bf9776 30
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31#ifndef __ASSEMBLY__
32struct kvm;
33struct kvm_vcpu;
34
35extern char __kvm_hyp_init[];
36extern char __kvm_hyp_init_end[];
37
38extern char __kvm_hyp_vector[];
39
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40extern void __kvm_flush_vm_context(void);
41extern void __kvm_tlb_flush_vmid_ipa(struct kvm *kvm, phys_addr_t ipa);
8199ed0e 42extern void __kvm_tlb_flush_vmid(struct kvm *kvm);
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43
44extern int __kvm_vcpu_run(struct kvm_vcpu *vcpu);
1a9b1305 45
b2fb1c0d 46extern u64 __vgic_v3_get_ich_vtr_el2(void);
0d98d00b 47extern void __vgic_v3_init_lrs(void);
b2fb1c0d 48
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49extern u32 __kvm_get_mdcr_el2(void);
50
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51extern void __init_stage2_translation(void);
52
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53#endif
54
55#endif /* __ARM_KVM_ASM_H__ */