From: Marcelo Tosatti <mtosatti@redhat.com>
Date: Tue, 21 Jun 2011 17:00:10 +0000 (-0300)
Subject: Revert "KVM: MMU: make kvm_mmu_reset_context() flush the guest TLB"
X-Git-Tag: accepted/tizen/common/20141203.182822~6719^2~48
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f8f7e5ee1037e347eafff8f526913b92cec54873;p=platform%2Fkernel%2Flinux-arm64.git

Revert "KVM: MMU: make kvm_mmu_reset_context() flush the guest TLB"

This reverts commit bee931d31e588b8eb86b7edee32fac2d16930cd7.

TLB flush should be done lazily during guest entry, in
kvm_mmu_load().

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
---

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 9c629b5..da0f3b0 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -3054,18 +3054,8 @@ static void destroy_kvm_mmu(struct kvm_vcpu *vcpu)
 
 int kvm_mmu_reset_context(struct kvm_vcpu *vcpu)
 {
-	int r;
-
 	destroy_kvm_mmu(vcpu);
-	r = init_kvm_mmu(vcpu);
-
-	if (r)
-		goto err;
-
-	kvm_mmu_sync_roots(vcpu);
-	kvm_mmu_flush_tlb(vcpu);
-err:
-	return r;
+	return init_kvm_mmu(vcpu);
 }
 EXPORT_SYMBOL_GPL(kvm_mmu_reset_context);