Messages in this thread Patch in this message | | | Subject | [PATCH 3/9] KVM: Avoid oom on cr3 switch | From | Avi Kivity <> | Date | Fri, 05 Jan 2007 07:52:45 -0000 |
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From: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Avi Kivity <avi@qumranet.com>
Index: linux-2.6/drivers/kvm/mmu.c =================================================================== --- linux-2.6.orig/drivers/kvm/mmu.c +++ linux-2.6/drivers/kvm/mmu.c @@ -905,6 +905,8 @@ static void paging_new_cr3(struct kvm_vc { pgprintk("%s: cr3 %lx\n", __FUNCTION__, vcpu->cr3); mmu_free_roots(vcpu); + if (unlikely(vcpu->kvm->n_free_mmu_pages < KVM_MIN_FREE_MMU_PAGES)) + kvm_mmu_free_some_pages(vcpu); mmu_alloc_roots(vcpu); kvm_mmu_flush_tlb(vcpu); kvm_arch_ops->set_cr3(vcpu, vcpu->mmu.root_hpa); - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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