Messages in this thread Patch in this message | | | Date | Sun, 02 Sep 2012 20:57:43 +0800 | From | Xiao Guangrong <> | Subject | [PATCH 3/6] KVM: MMU: remove unnecessary check |
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Checking the return of kvm_mmu_get_page is unnecessary since it is guaranteed by memory cache
Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com> --- arch/x86/kvm/mmu.c | 5 ----- 1 files changed, 0 insertions(+), 5 deletions(-)
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 3c10bca..98cf4bf 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -2625,11 +2625,6 @@ static int __direct_map(struct kvm_vcpu *vcpu, gpa_t v, int write, sp = kvm_mmu_get_page(vcpu, pseudo_gfn, iterator.addr, iterator.level - 1, 1, ACC_ALL, iterator.sptep); - if (!sp) { - pgprintk("nonpaging_map: ENOMEM\n"); - mmu_release_pfn_clean(pfn); - return -ENOMEM; - }
mmu_spte_set(iterator.sptep, __pa(sp->spt) -- 1.7.7.6
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