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| author |   Sean Christopherson <sean.j.christopherson@intel.com> | 2020-07-02 19:35:39 -0700 |
|---|---|---|
| committer |   Paolo Bonzini <pbonzini@redhat.com> | 2020-07-09 13:29:42 -0400 |
| commit | 6926f95accee3f8ceb5f69dbecd880687028ae70 (patch) | |
| tree | 9c21713b7ed9b07b72f90f6804b74e17c85afaf4 /include/linux/kvm_host.h | |
| parent | KVM: Move x86's version of struct kvm_mmu_memory_cache to common code (diff) | |
| download | wireguard-linux-6926f95accee3f8ceb5f69dbecd880687028ae70.tar.xz wireguard-linux-6926f95accee3f8ceb5f69dbecd880687028ae70.zip | |
KVM: Move x86's MMU memory cache helpers to common KVM code
Move x86's memory cache helpers to common KVM code so that they can be
reused by arm64 and MIPS in future patches.
Suggested-by: Christoffer Dall <christoffer.dall@arm.com>
Reviewed-by: Ben Gardon <bgardon@google.com>
Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Message-Id: <20200703023545.8771-16-sean.j.christopherson@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'include/linux/kvm_host.h')
| -rw-r--r-- | include/linux/kvm_host.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h index 87140e79648b..989afcbe642f 100644 --- a/include/linux/kvm_host.h +++ b/include/linux/kvm_host.h @@ -817,6 +817,13 @@ void kvm_vcpu_on_spin(struct kvm_vcpu *vcpu, bool usermode_vcpu_not_eligible); void kvm_flush_remote_tlbs(struct kvm *kvm); void kvm_reload_remote_mmus(struct kvm *kvm); +#ifdef KVM_ARCH_NR_OBJS_PER_MEMORY_CACHE +int kvm_mmu_topup_memory_cache(struct kvm_mmu_memory_cache *mc, int min); +int kvm_mmu_memory_cache_nr_free_objects(struct kvm_mmu_memory_cache *mc); +void kvm_mmu_free_memory_cache(struct kvm_mmu_memory_cache *mc); +void *kvm_mmu_memory_cache_alloc(struct kvm_mmu_memory_cache *mc); +#endif + bool kvm_make_vcpus_request_mask(struct kvm *kvm, unsigned int req, struct kvm_vcpu *except, unsigned long *vcpu_bitmap, cpumask_var_t tmp); |