patch.4.4.20.4

   1 *** mp/mp_fget.c.orig   2005-10-12 10:53:36.000000000 -0700
   2 --- mp/mp_fget.c        2006-05-30 20:48:10.000000000 -0700
   3 ***************
   4 *** 587,594 ****
   5          */
   6         if (state != SECOND_MISS && bhp->ref == 1) {
   7                 bhp->priority = UINT32_MAX;
   8 !               SH_TAILQ_REMOVE(&hp->hash_bucket, bhp, hq, __bh);
   9 !               SH_TAILQ_INSERT_TAIL(&hp->hash_bucket, bhp, hq);
  10                 hp->hash_priority =
  11                     SH_TAILQ_FIRSTP(&hp->hash_bucket, __bh)->priority;
  12         }
  13 --- 587,597 ----
  14          */
  15         if (state != SECOND_MISS && bhp->ref == 1) {
  16                 bhp->priority = UINT32_MAX;
  17 !               if (SH_TAILQ_FIRST(&hp->hash_bucket, __bh) !=
  18 !                    SH_TAILQ_LAST(&hp->hash_bucket, hq, __bh)) {
  19 !                       SH_TAILQ_REMOVE(&hp->hash_bucket, bhp, hq, __bh);
  20 !                       SH_TAILQ_INSERT_TAIL(&hp->hash_bucket, bhp, hq);
  21 !               }
  22                 hp->hash_priority =
  23                     SH_TAILQ_FIRSTP(&hp->hash_bucket, __bh)->priority;
  24         }