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[03/47] KVM: MMU: fix bogus alloc_mmu_pages assignment

Message ID 1251282609-12835-4-git-send-email-avi@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Avi Kivity Aug. 26, 2009, 10:29 a.m. UTC 
From: Marcelo Tosatti <mtosatti@redhat.com>

Remove the bogus n_free_mmu_pages assignment from alloc_mmu_pages.

It breaks accounting of mmu pages, since n_free_mmu_pages is modified
but the real number of pages remains the same.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
---
 arch/x86/kvm/mmu.c |    8 --------
 1 files changed, 0 insertions(+), 8 deletions(-)
diff mbox

Patch

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 28be35c..6f38178 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -2786,14 +2786,6 @@  static int alloc_mmu_pages(struct kvm_vcpu *vcpu)
 
 	ASSERT(vcpu);
 
-	spin_lock(&vcpu->kvm->mmu_lock);
-	if (vcpu->kvm->arch.n_requested_mmu_pages)
-		vcpu->kvm->arch.n_free_mmu_pages =
-					vcpu->kvm->arch.n_requested_mmu_pages;
-	else
-		vcpu->kvm->arch.n_free_mmu_pages =
-					vcpu->kvm->arch.n_alloc_mmu_pages;
-	spin_unlock(&vcpu->kvm->mmu_lock);
 	/*
 	 * When emulating 32-bit mode, cr3 is only 32 bits even on x86_64.
 	 * Therefore we need to allocate shadow page tables in the first