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authorMarcelo Tosatti <mtosatti@redhat.com>2009-07-28 15:26:59 -0300
committerAvi Kivity <avi@redhat.com>2009-09-10 08:33:20 +0300
commitb90c062c65cc8839edfac39778a37a55ca9bda36 (patch)
tree4af45ff221747b10605eb5e043410d5e77aa477a /arch/x86/kvm
parent3b80fffe2b31fb716d3ebe729c54464ee7856723 (diff)
KVM: MMU: fix bogus alloc_mmu_pages assignment
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. Cc: stable@kernel.org Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com> Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm')
-rw-r--r--arch/x86/kvm/mmu.c8
1 files changed, 0 insertions, 8 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index 28be35c6ff1..6f38178af92 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