*** NO COMMENTS ***

*** 122,132 ****
   */
  /*ARGSUSED*/
  void
  smbfs_purge_caches(struct vnode *vp)
  {
- #if 0   /* not yet: mmap support */
          /*
           * NFS: Purge the DNLC for this vp,
           * Clear any readdir state bits,
           * the readlink response cache, ...
           */
--- 122,131 ----
*** 134,146 ****
  
          /*
           * Flush the page cache.
           */
          if (vn_has_cached_data(vp)) {
!                 (void) VOP_PUTPAGE(vp, (u_offset_t)0, 0, B_INVAL, cr, NULL);
          }
- #endif  /* not yet */
  }
  
  /*
   * Check the attribute cache to see if the new attributes match
   * those cached.  If they do, the various `data' caches are
--- 133,144 ----
  
          /*
           * Flush the page cache.
           */
          if (vn_has_cached_data(vp)) {
!                 (void) VOP_PUTPAGE(vp, (u_offset_t) 0, 0, B_INVAL, np->r_cred, NULL);
          }
  }
  
  /*
   * Check the attribute cache to see if the new attributes match
   * those cached.  If they do, the various `data' caches are
*** 292,308 ****
          newsize = fap->fa_size;
          if (vtype == VDIR && newsize < DEV_BSIZE)
                  newsize = DEV_BSIZE;
  
          if (np->r_size != newsize) {
! #if 0   /* not yet: mmap support */
!                 if (!vn_has_cached_data(vp) || ...)
!                         /* XXX: See NFS page cache code. */
! #endif  /* not yet */
                  /* OK to set the size. */
                  np->r_size = newsize;
          }
  
          /* NFS: np->r_flags &= ~RWRITEATTR; */
          np->n_flag &= ~NATTRCHANGED;
  
          mutex_exit(&np->r_statelock);
--- 290,305 ----
          newsize = fap->fa_size;
          if (vtype == VDIR && newsize < DEV_BSIZE)
                  newsize = DEV_BSIZE;
  
          if (np->r_size != newsize) {
!                 if (!vn_has_cached_data(vp) 
!                     || (!(np->r_flags & RDIRTY)&& np->r_count == 0)) {
                          /* OK to set the size. */
                          np->r_size = newsize;
                  }
+         }
  
          /* NFS: np->r_flags &= ~RWRITEATTR; */
          np->n_flag &= ~NATTRCHANGED;
  
          mutex_exit(&np->r_statelock);