6583 remove whole-process swapping

*** 122,132 ****
              enum fault_type, enum seg_rw);
          faultcode_t (*faulta)(struct seg *, caddr_t);
          int     (*setprot)(struct seg *, caddr_t, size_t, uint_t);
          int     (*checkprot)(struct seg *, caddr_t, size_t, uint_t);
          int     (*kluster)(struct seg *, caddr_t, ssize_t);
-         size_t  (*swapout)(struct seg *);
          int     (*sync)(struct seg *, caddr_t, size_t, int, uint_t);
          size_t  (*incore)(struct seg *, caddr_t, size_t, char *);
          int     (*lockop)(struct seg *, caddr_t, size_t, int, int, ulong_t *,
                          size_t);
          int     (*getprot)(struct seg *, caddr_t, size_t, uint_t *);
--- 122,131 ----
*** 217,227 ****
                  (*(s)->s_ops->fault)((h), (s), (a), (l), (t), (rw))
  #define SEGOP_FAULTA(s, a)          (*(s)->s_ops->faulta)((s), (a))
  #define SEGOP_SETPROT(s, a, l, p)   (*(s)->s_ops->setprot)((s), (a), (l), (p))
  #define SEGOP_CHECKPROT(s, a, l, p) (*(s)->s_ops->checkprot)((s), (a), (l), (p))
  #define SEGOP_KLUSTER(s, a, d)      (*(s)->s_ops->kluster)((s), (a), (d))
- #define SEGOP_SWAPOUT(s)            (*(s)->s_ops->swapout)((s))
  #define SEGOP_SYNC(s, a, l, atr, f) \
                  (*(s)->s_ops->sync)((s), (a), (l), (atr), (f))
  #define SEGOP_INCORE(s, a, l, v)    (*(s)->s_ops->incore)((s), (a), (l), (v))
  #define SEGOP_LOCKOP(s, a, l, atr, op, b, p) \
                  (*(s)->s_ops->lockop)((s), (a), (l), (atr), (op), (b), (p))
--- 216,225 ----