KVM MMU: fix for forgot mark parent->unsync_children bit
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From: Xiao Guangrong on 5 May 2010 08:40 Avi Kivity wrote: > On 05/05/2010 03:19 PM, Xiao Guangrong wrote: >> When mapping a new parent to unsync shadow page, we should mark >> parent's unsync_children bit >> >> Reported-by: Marcelo Tosatti<mtosatti(a)redhat.com> >> Signed-off-by: Xiao Guangrong<xiaoguangrong(a)cn.fujitsu.com> >> --- >> arch/x86/kvm/mmu.c | 4 +++- >> 1 files changed, 3 insertions(+), 1 deletions(-) >> >> diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c >> index 97f2ea0..bf35a2f 100644 >> --- a/arch/x86/kvm/mmu.c >> +++ b/arch/x86/kvm/mmu.c >> @@ -1374,7 +1374,9 @@ static struct kvm_mmu_page >> *kvm_mmu_get_page(struct kvm_vcpu *vcpu, >> if (sp->unsync_children) { >> set_bit(KVM_REQ_MMU_SYNC,&vcpu->requests); >> kvm_mmu_mark_parents_unsync(sp); >> - } >> + } else if (sp->unsync) >> + kvm_mmu_mark_parents_unsync(sp); >> + >> trace_kvm_mmu_get_page(sp, false); >> return sp; >> } >> > > > Which patch does this fix? If it wasn't merge yet, please repost with > the fix included. Oh, OK, i'll sent the previous pathset that are reverted by Marcelo. Thanks, Xiao -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
From: Avi Kivity on 5 May 2010 08:40
On 05/05/2010 03:19 PM, Xiao Guangrong wrote: > When mapping a new parent to unsync shadow page, we should mark > parent's unsync_children bit > > Reported-by: Marcelo Tosatti<mtosatti(a)redhat.com> > Signed-off-by: Xiao Guangrong<xiaoguangrong(a)cn.fujitsu.com> > --- > arch/x86/kvm/mmu.c | 4 +++- > 1 files changed, 3 insertions(+), 1 deletions(-) > > diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c > index 97f2ea0..bf35a2f 100644 > --- a/arch/x86/kvm/mmu.c > +++ b/arch/x86/kvm/mmu.c > @@ -1374,7 +1374,9 @@ static struct kvm_mmu_page *kvm_mmu_get_page(struct kvm_vcpu *vcpu, > if (sp->unsync_children) { > set_bit(KVM_REQ_MMU_SYNC,&vcpu->requests); > kvm_mmu_mark_parents_unsync(sp); > - } > + } else if (sp->unsync) > + kvm_mmu_mark_parents_unsync(sp); > + > trace_kvm_mmu_get_page(sp, false); > return sp; > } > Which patch does this fix? If it wasn't merge yet, please repost with the fix included. -- error compiling committee.c: too many arguments to function -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |