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authorMario Smarduch <m.smarduch@samsung.com>2015-01-15 15:58:52 -0800
committerChristoffer Dall <christoffer.dall@linaro.org>2015-01-16 14:40:14 +0100
commita6d5101661c88d642b1fc85657fb0c58da821aa7 (patch)
tree09c2aa154c076abf729f27818f3787692126ef94 /virt/kvm/kvm_main.c
parent924de80db9cab3e2ee53933deee7945e81808151 (diff)
KVM: Add architecture-defined TLB flush support
Allow architectures to override the generic kvm_flush_remote_tlbs() function via HAVE_KVM_ARCH_TLB_FLUSH_ALL. ARMv7 will need this to provide its own TLB flush interface. Reviewed-by: Christoffer Dall <christoffer.dall@linaro.org> Reviewed-by: Marc Zyngier <marc.zyngier@arm.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Mario Smarduch <m.smarduch@samsung.com>
Diffstat (limited to 'virt/kvm/kvm_main.c')
-rw-r--r--virt/kvm/kvm_main.c2
1 files changed, 2 insertions, 0 deletions
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)
{