Function linux_exec_setregs

freebsd/i386/linux/linux_sysvec.c:807–820

* exec_setregs may initialize some registers differently than Linux * does, thus potentially confusing Linux binaries. If necessary, we * override the exec_setregs default(s) here. */

 * override the exec_setregs default(s) here.
 */
static void
linux_exec_setregs(struct thread *td, struct image_params *imgp,
    uintptr_t stack)
{
	struct pcb *pcb = td->td_pcb;

	exec_setregs(td, imgp, stack);

	/* Linux sets %gs to 0, we default to _udatasel. */
	pcb->pcb_gs = 0;
	load_gs(0);

	pcb->pcb_initial_npxcw = __LINUX_NPXCW__;
}

static void
linux_get_machine(const char **dst)