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-rw-r--r--virt/kvm/Kconfig3
-rw-r--r--virt/kvm/kvm_main.c2
2 files changed, 5 insertions, 0 deletions
diff --git a/virt/kvm/Kconfig b/virt/kvm/Kconfig
index fc0c5e603eb4..3796a2132a06 100644
--- a/virt/kvm/Kconfig
+++ b/virt/kvm/Kconfig
@@ -37,3 +37,6 @@ config HAVE_KVM_CPU_RELAX_INTERCEPT
config KVM_VFIO
bool
+
+config HAVE_KVM_ARCH_TLB_FLUSH_ALL
+ bool
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 167e8c14b143..d03bd2255801 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -176,6 +176,7 @@ bool kvm_make_all_cpus_request(struct kvm *kvm, unsigned int req)
return called;
}
+#ifndef CONFIG_HAVE_KVM_ARCH_TLB_FLUSH_ALL
void kvm_flush_remote_tlbs(struct kvm *kvm)
{
long dirty_count = kvm->tlbs_dirty;
@@ -186,6 +187,7 @@ void kvm_flush_remote_tlbs(struct kvm *kvm)
cmpxchg(&kvm->tlbs_dirty, dirty_count, 0);
}
EXPORT_SYMBOL_GPL(kvm_flush_remote_tlbs);
+#endif
void kvm_reload_remote_mmus(struct kvm *kvm)
{