int
linux_sys_modify_ldt(struct lwp *l, const struct linux_sys_modify_ldt_args *uap, register_t *retval)
{
/* {
syscallarg(int) func;
syscallarg(void *) ptr;
syscallarg(size_t) bytecount;
} */
switch (SCARG(uap, func)) {
#ifdef USER_LDT
case 0:
return linux_read_ldt(l, (const void *)uap, retval);
case 1:
return linux_write_ldt(l, (const void *)uap, 1);
case 2:
#ifdef notyet
return linux_read_default_ldt(l, (const void *)uap, retval);
#else
return (ENOSYS);
#endif
case 0x11:
return linux_write_ldt(l, (const void *)uap, 0);
#endif /* USER_LDT */
default:
return (ENOSYS);
}
}
int
linux_sys_modify_ldt(struct proc *p, void *v, register_t *retval)
{
struct linux_sys_modify_ldt_args /* {
syscallarg(int) func;
syscallarg(void *) ptr;
syscallarg(size_t) bytecount;
} */ *uap = v;
switch (SCARG(uap, func)) {
#ifdef USER_LDT
case 0:
return (linux_read_ldt(p, uap, retval));
case 1:
return (linux_write_ldt(p, uap, retval));
#endif /* USER_LDT */
default:
return (ENOSYS);
}
}