From: Xiao Guangrong Date: Mon, 27 Sep 2010 10:05:00 +0000 (+0800) Subject: KVM: MMU: set access bit for direct mapping X-Git-Tag: Ubuntu-5.0.0-8.9~21294^2~12 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=33f91edb9211f5c0392071f9eb01958ec69f2193;p=mirror_ubuntu-disco-kernel.git KVM: MMU: set access bit for direct mapping Set access bit while setup up direct page table if it's nonpaing or npt enabled, it's good for CPU's speculate access Signed-off-by: Xiao Guangrong Signed-off-by: Avi Kivity --- diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 363004699012..88203fa4ef05 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -2240,7 +2240,8 @@ static int __direct_map(struct kvm_vcpu *vcpu, gpa_t v, int write, __set_spte(iterator.sptep, __pa(sp->spt) | PT_PRESENT_MASK | PT_WRITABLE_MASK - | shadow_user_mask | shadow_x_mask); + | shadow_user_mask | shadow_x_mask + | shadow_accessed_mask); } } return pt_write;