On 01/25/2010 01:11 PM, Gleb Natapov wrote:
On Mon, Jan 25, 2010 at 01:08:13PM +0200, Avi Kivity wrote:
On 01/25/2010 12:01 PM, Gleb Natapov wrote:
On HW task switch newly loaded segments should me marked as accessed.
@@ -4775,6 +4766,11 @@ int kvm_load_segment_descriptor(struct kvm_vcpu *vcpu, u16 selector,
kvm_seg.unusable = 1;
kvm_set_segment(vcpu,&kvm_seg, seg);
+ if (selector&& !kvm_seg.unusable&& kvm_seg.s) {
+ /* mark segment as accessed */
+ seg_desc.type |= 1;
+ save_guest_segment_descriptor(vcpu, selector,&seg_desc);
+ }
return 0;
}
What about an error return from s_g_s_d?
What can or should we do about it?
If -EFAULT, propagate to userspace.
--
error compiling committee.c: too many arguments to function
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