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| author | Marcelo Tosatti <mtosatti@redhat.com> | 2009-07-28 15:26:59 -0300 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2009-09-10 08:33:20 +0300 |
| commit | b90c062c65cc8839edfac39778a37a55ca9bda36 (patch) | |
| tree | 4af45ff221747b10605eb5e043410d5e77aa477a /arch/x86/kvm | |
| parent | 3b80fffe2b31fb716d3ebe729c54464ee7856723 (diff) | |
| download | linux-b90c062c65cc8839edfac39778a37a55ca9bda36.tar.gz linux-b90c062c65cc8839edfac39778a37a55ca9bda36.tar.bz2 linux-b90c062c65cc8839edfac39778a37a55ca9bda36.zip | |
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.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 28be35c6ff1d..6f38178af926 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 |