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authorSean Christopherson <sean.j.christopherson@intel.com>2019-12-18 13:55:27 -0800
committerPaolo Bonzini <pbonzini@redhat.com>2020-01-27 19:59:32 +0100
commit19bcc89eb8a9fa1d4be4bff5b5e7917cb8bbc1f7 (patch)
tree732805e891e771e66700dae90a278520520de1e5 /arch/arm64
parent74ce2e60d4874fc2464e321af1397c6fae984ec9 (diff)
downloadkernel-19bcc89eb8a9fa1d4be4bff5b5e7917cb8bbc1f7.tar.gz
KVM: arm64: Free sve_state via arm specific hook
Add an arm specific hook to free the arm64-only sve_state. Doing so eliminates the last functional code from kvm_arch_vcpu_uninit() across all architectures and paves the way for removing kvm_arch_vcpu_init() and kvm_arch_vcpu_uninit() entirely. Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'arch/arm64')
-rw-r--r--arch/arm64/include/asm/kvm_host.h1
-rw-r--r--arch/arm64/kvm/reset.c5
2 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h
index c61260cf63c5..6402b2de1844 100644
--- a/arch/arm64/include/asm/kvm_host.h
+++ b/arch/arm64/include/asm/kvm_host.h
@@ -53,6 +53,7 @@ int kvm_arm_init_sve(void);
int __attribute_const__ kvm_target_cpu(void);
int kvm_reset_vcpu(struct kvm_vcpu *vcpu);
+void kvm_arm_vcpu_destroy(struct kvm_vcpu *vcpu);
void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu);
int kvm_arch_vm_ioctl_check_extension(struct kvm *kvm, long ext);
void __extended_idmap_trampoline(phys_addr_t boot_pgd, phys_addr_t idmap_start);
diff --git a/arch/arm64/kvm/reset.c b/arch/arm64/kvm/reset.c
index f4a8ae918827..ff3512a0ca97 100644
--- a/arch/arm64/kvm/reset.c
+++ b/arch/arm64/kvm/reset.c
@@ -206,6 +206,11 @@ bool kvm_arm_vcpu_is_finalized(struct kvm_vcpu *vcpu)
void kvm_arch_vcpu_uninit(struct kvm_vcpu *vcpu)
{
+
+}
+
+void kvm_arm_vcpu_destroy(struct kvm_vcpu *vcpu)
+{
kfree(vcpu->arch.sve_state);
}