On Mon, May 14, 2007 at 06:14:31PM +0300, Avi Kivity wrote:
> Dong, Eddie wrote:
> > OK, how about this patch which further reduce the light weight VM Exit
> > MSR save/restore?
> >
> >
> > diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c
> > index 1288cff..ef96fae 100644
> > --- a/drivers/kvm/kvm_main.c
> > +++ b/drivers/kvm/kvm_main.c
> > @@ -1596,6 +1596,30 @@ void kvm_resched(struct kvm_vcpu *vcpu)
> > }
> > EXPORT_SYMBOL_GPL(kvm_resched);
> >
> > +void load_msrs_select(struct vmx_msr_entry *e, int bitmap)
> > +{
> > + unsigned long nr;
> > +
> > + while (bitmap) {
> > + nr = __ffs(bitmap);
> > + clear_bit(nr,&bitmap);
> > + wrmsrl(e[nr].index, e[nr].data);
> > + }
> > +}
> > +EXPORT_SYMBOL_GPL(load_msrs_select);
Exported symbols should have names with a meaningfull prefix and
a kerneldoc comment describing them.
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