diff options
Diffstat (limited to 'arch/arm/include')
| -rw-r--r-- | arch/arm/include/asm/kvm_asm.h | 1 | ||||
| -rw-r--r-- | arch/arm/include/asm/kvm_emulate.h | 5 | ||||
| -rw-r--r-- | arch/arm/include/asm/kvm_host.h | 6 | ||||
| -rw-r--r-- | arch/arm/include/asm/kvm_mmio.h | 1 | ||||
| -rw-r--r-- | arch/arm/include/asm/kvm_mmu.h | 21 | ||||
| -rw-r--r-- | arch/arm/include/asm/pgtable-3level.h | 1 | ||||
| -rw-r--r-- | arch/arm/include/uapi/asm/kvm.h | 2 |
7 files changed, 35 insertions, 2 deletions
diff --git a/arch/arm/include/asm/kvm_asm.h b/arch/arm/include/asm/kvm_asm.h index 3a67bec72d0c..25410b2d8bc1 100644 --- a/arch/arm/include/asm/kvm_asm.h +++ b/arch/arm/include/asm/kvm_asm.h @@ -96,6 +96,7 @@ extern char __kvm_hyp_code_end[]; extern void __kvm_flush_vm_context(void); extern void __kvm_tlb_flush_vmid_ipa(struct kvm *kvm, phys_addr_t ipa); +extern void __kvm_tlb_flush_vmid(struct kvm *kvm); extern int __kvm_vcpu_run(struct kvm_vcpu *vcpu); #endif diff --git a/arch/arm/include/asm/kvm_emulate.h b/arch/arm/include/asm/kvm_emulate.h index 7b0152321b20..a9c80a2ea1a7 100644 --- a/arch/arm/include/asm/kvm_emulate.h +++ b/arch/arm/include/asm/kvm_emulate.h @@ -23,6 +23,7 @@ #include <asm/kvm_asm.h> #include <asm/kvm_mmio.h> #include <asm/kvm_arm.h> +#include <asm/cputype.h> unsigned long *vcpu_reg(struct kvm_vcpu *vcpu, u8 reg_num); unsigned long *vcpu_spsr(struct kvm_vcpu *vcpu); @@ -177,9 +178,9 @@ static inline u32 kvm_vcpu_hvc_get_imm(struct kvm_vcpu *vcpu) return kvm_vcpu_get_hsr(vcpu) & HSR_HVC_IMM_MASK; } -static inline unsigned long kvm_vcpu_get_mpidr(struct kvm_vcpu *vcpu) +static inline unsigned long kvm_vcpu_get_mpidr_aff(struct kvm_vcpu *vcpu) { - return vcpu->arch.cp15[c0_MPIDR]; + return vcpu->arch.cp15[c0_MPIDR] & MPIDR_HWID_BITMASK; } static inline void kvm_vcpu_set_be(struct kvm_vcpu *vcpu) diff --git a/arch/arm/include/asm/kvm_host.h b/arch/arm/include/asm/kvm_host.h index 04b4ea0b550a..41008cd7c53f 100644 --- a/arch/arm/include/asm/kvm_host.h +++ b/arch/arm/include/asm/kvm_host.h @@ -68,6 +68,7 @@ struct kvm_arch { /* Interrupt controller */ struct vgic_dist vgic; + int max_vcpus; }; #define KVM_NR_MEM_OBJS 40 @@ -144,6 +145,7 @@ struct kvm_vm_stat { }; struct kvm_vcpu_stat { + u32 halt_successful_poll; u32 halt_wakeup; }; @@ -231,6 +233,10 @@ static inline void vgic_arch_setup(const struct vgic_params *vgic) int kvm_perf_init(void); int kvm_perf_teardown(void); +void kvm_mmu_wp_memory_region(struct kvm *kvm, int slot); + +struct kvm_vcpu *kvm_mpidr_to_vcpu(struct kvm *kvm, unsigned long mpidr); + static inline void kvm_arch_hardware_disable(void) {} static inline void kvm_arch_hardware_unsetup(void) {} static inline void kvm_arch_sync_events(struct kvm *kvm) {} diff --git a/arch/arm/include/asm/kvm_mmio.h b/arch/arm/include/asm/kvm_mmio.h index adcc0d7d3175..3f83db2f6cf0 100644 --- a/arch/arm/include/asm/kvm_mmio.h +++ b/arch/arm/include/asm/kvm_mmio.h @@ -37,6 +37,7 @@ struct kvm_exit_mmio { u8 data[8]; u32 len; bool is_write; + void *private; }; static inline void kvm_prepare_mmio(struct kvm_run *run, diff --git a/arch/arm/include/asm/kvm_mmu.h b/arch/arm/include/asm/kvm_mmu.h index 1bca8f8af442..37ca2a4c6f09 100644 --- a/arch/arm/include/asm/kvm_mmu.h +++ b/arch/arm/include/asm/kvm_mmu.h @@ -115,6 +115,27 @@ static inline void kvm_set_s2pmd_writable(pmd_t *pmd) pmd_val(*pmd) |= L_PMD_S2_RDWR; } +static inline void kvm_set_s2pte_readonly(pte_t *pte) +{ + pte_val(*pte) = (pte_val(*pte) & ~L_PTE_S2_RDWR) | L_PTE_S2_RDONLY; +} + +static inline bool kvm_s2pte_readonly(pte_t *pte) +{ + return (pte_val(*pte) & L_PTE_S2_RDWR) == L_PTE_S2_RDONLY; +} + +static inline void kvm_set_s2pmd_readonly(pmd_t *pmd) +{ + pmd_val(*pmd) = (pmd_val(*pmd) & ~L_PMD_S2_RDWR) | L_PMD_S2_RDONLY; +} + +static inline bool kvm_s2pmd_readonly(pmd_t *pmd) +{ + return (pmd_val(*pmd) & L_PMD_S2_RDWR) == L_PMD_S2_RDONLY; +} + + /* Open coded p*d_addr_end that can deal with 64bit addresses */ #define kvm_pgd_addr_end(addr, end) \ ({ u64 __boundary = ((addr) + PGDIR_SIZE) & PGDIR_MASK; \ diff --git a/arch/arm/include/asm/pgtable-3level.h b/arch/arm/include/asm/pgtable-3level.h index 423a5ac09d3a..a745a2a53853 100644 --- a/arch/arm/include/asm/pgtable-3level.h +++ b/arch/arm/include/asm/pgtable-3level.h @@ -129,6 +129,7 @@ #define L_PTE_S2_RDONLY (_AT(pteval_t, 1) << 6) /* HAP[1] */ #define L_PTE_S2_RDWR (_AT(pteval_t, 3) << 6) /* HAP[2:1] */ +#define L_PMD_S2_RDONLY (_AT(pmdval_t, 1) << 6) /* HAP[1] */ #define L_PMD_S2_RDWR (_AT(pmdval_t, 3) << 6) /* HAP[2:1] */ /* diff --git a/arch/arm/include/uapi/asm/kvm.h b/arch/arm/include/uapi/asm/kvm.h index 09ee408c1a67..0db25bc32864 100644 --- a/arch/arm/include/uapi/asm/kvm.h +++ b/arch/arm/include/uapi/asm/kvm.h @@ -175,6 +175,8 @@ struct kvm_arch_memory_slot { #define KVM_DEV_ARM_VGIC_OFFSET_SHIFT 0 #define KVM_DEV_ARM_VGIC_OFFSET_MASK (0xffffffffULL << KVM_DEV_ARM_VGIC_OFFSET_SHIFT) #define KVM_DEV_ARM_VGIC_GRP_NR_IRQS 3 +#define KVM_DEV_ARM_VGIC_GRP_CTRL 4 +#define KVM_DEV_ARM_VGIC_CTRL_INIT 0 /* KVM_IRQ_LINE irq field index values */ #define KVM_ARM_IRQ_TYPE_SHIFT 24 |