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6583 remove whole-process swapping

*** 858,876 **** } fpp->fpu_en = 0; fpp->fpu_fprs = 0; } - void - lwp_swapin(kthread_t *tp) - { - struct machpcb *mpcb = lwptompcb(ttolwp(tp)); - - mpcb->mpcb_pa = va_to_pa(mpcb); - mpcb->mpcb_wbuf_pa = va_to_pa(mpcb->mpcb_wbuf); - } - /* * Construct the execution environment for the user's signal * handler and arrange for control to be given to it on return * to userland. The library code now calls setcontext() to * clean up after the signal handler, so sigret() is no longer --- 858,867 ----