> /* > + * Temporary hack: zero gs now that we've saved it so that Xen > + * doesn't try to reload the old value after changing the GDT > + * during the context switch. This can go away once Xen has > + * been taught to only reload %gs when it absolutely must. > + */ > + loadsegment(gs, 0); Sorry, but i don't really want that unconditionally in the context switch. Adding a paravirt ops for it would be also ugly. Can Xen be fixed? -Andi