Re: [RFC PATCH 18/35] Support gdt/idt/ldt handling on Xen.

Andi Kleen
2006-05-10T20:23:54Z

On Tuesday 09 May 2006 09:21, Pavel Machek wrote:
> Hi!
>
> > +static inline void load_TLS(struct thread_struct *t, unsigned int cpu)
> > +{
> > +#define C(i) get_cpu_gdt_table(cpu)[GDT_ENTRY_TLS_MIN + i] = t->tls_array[i]
> > + C(0); C(1); C(2);
> > +#undef C
> > +}
>
> Why not use for loop here? gcc should be able to optimize it...

I don't think you can really blame the Xen people for that code - it's
just the old code moved.

-Andi