On Tue, Aug 24, 2010 at 10:31:07AM +0800, Xiaotian Feng wrote: > Latest kvm mmu_shrink code rework makes kernel changes > kvm->arch.n_used_mmu_pages/ > kvm->arch.n_max_mmu_pages at kvm_mmu_free_page/kvm_mmu_alloc_page, which is > called > by kvm_mmu_commit_zap_page. So the kvm->arch.n_used_mmu_pages or > kvm_mmu_available_pages(vcpu->kvm) is unchanged after > kvm_mmu_prepare_zap_page(), > This caused kvm_mmu_change_mmu_pages/__kvm_mmu_free_some_pages loops forever. > Moving kvm_mmu_commit_zap_page would make the while loop performs as normal. > > Reported-by: Avi Kivity <a...@redhat.com> > Signed-off-by: Xiaotian Feng <df...@redhat.com> > Tested-by: Avi Kivity <a...@redhat.com> > Cc: Marcelo Tosatti <mtosa...@redhat.com> > Cc: Dave Hansen <d...@linux.vnet.ibm.com> > Cc: Tim Pepper <lnxni...@linux.vnet.ibm.com> > --- > arch/x86/kvm/mmu.c | 7 +++---- > 1 files changed, 3 insertions(+), 4 deletions(-)
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