diff options
Diffstat (limited to 'arch/arm64/include/asm/kvm_host.h')
| -rw-r--r-- | arch/arm64/include/asm/kvm_host.h | 35 |
1 files changed, 19 insertions, 16 deletions
diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index bb5e5b88d439..0aecbab6a7fb 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -11,6 +11,7 @@ #ifndef __ARM64_KVM_HOST_H__ #define __ARM64_KVM_HOST_H__ +#include <linux/arm-smccc.h> #include <linux/bitmap.h> #include <linux/types.h> #include <linux/jump_label.h> @@ -79,8 +80,8 @@ struct kvm_s2_mmu { * for vEL1/EL0 with vHCR_EL2.VM == 0. In that case, we use the * canonical stage-2 page tables. */ - pgd_t *pgd; phys_addr_t pgd_phys; + struct kvm_pgtable *pgt; /* The last vcpu id that ran on each physical CPU */ int __percpu *last_vcpu_ran; @@ -110,6 +111,13 @@ struct kvm_arch { * supported. */ bool return_nisv_io_abort_to_user; + + /* + * VM-wide PMU filter, implemented as a bitmap and big enough for + * up to 2^10 events (ARMv8.0) or 2^16 events (ARMv8.1+). + */ + unsigned long *pmu_filter; + unsigned int pmuver; }; struct kvm_vcpu_fault_info { @@ -262,8 +270,6 @@ struct kvm_host_data { struct kvm_pmu_events pmu_events; }; -typedef struct kvm_host_data kvm_host_data_t; - struct vcpu_reset_state { unsigned long pc; unsigned long r0; @@ -480,18 +486,15 @@ int kvm_test_age_hva(struct kvm *kvm, unsigned long hva); void kvm_arm_halt_guest(struct kvm *kvm); void kvm_arm_resume_guest(struct kvm *kvm); -u64 __kvm_call_hyp(void *hypfn, ...); - -#define kvm_call_hyp_nvhe(f, ...) \ - do { \ - DECLARE_KVM_NVHE_SYM(f); \ - __kvm_call_hyp(kvm_ksym_ref_nvhe(f), ##__VA_ARGS__); \ - } while(0) - -#define kvm_call_hyp_nvhe_ret(f, ...) \ +#define kvm_call_hyp_nvhe(f, ...) \ ({ \ - DECLARE_KVM_NVHE_SYM(f); \ - __kvm_call_hyp(kvm_ksym_ref_nvhe(f), ##__VA_ARGS__); \ + struct arm_smccc_res res; \ + \ + arm_smccc_1_1_hvc(KVM_HOST_SMCCC_FUNC(f), \ + ##__VA_ARGS__, &res); \ + WARN_ON(res.a0 != SMCCC_RET_SUCCESS); \ + \ + res.a1; \ }) /* @@ -517,7 +520,7 @@ u64 __kvm_call_hyp(void *hypfn, ...); ret = f(__VA_ARGS__); \ isb(); \ } else { \ - ret = kvm_call_hyp_nvhe_ret(f, ##__VA_ARGS__); \ + ret = kvm_call_hyp_nvhe(f, ##__VA_ARGS__); \ } \ \ ret; \ @@ -565,7 +568,7 @@ void kvm_set_sei_esr(struct kvm_vcpu *vcpu, u64 syndrome); struct kvm_vcpu *kvm_mpidr_to_vcpu(struct kvm *kvm, unsigned long mpidr); -DECLARE_PER_CPU(kvm_host_data_t, kvm_host_data); +DECLARE_KVM_HYP_PER_CPU(struct kvm_host_data, kvm_host_data); static inline void kvm_init_host_cpu_context(struct kvm_cpu_context *cpu_ctxt) { |