Index: src/backend/storage/buffer/bufmgr.c
===================================================================
RCS file: /home/sriggs/pg/REPOSITORY/pgsql/src/backend/storage/buffer/bufmgr.c,v
retrieving revision 1.232
diff -c -r1.232 bufmgr.c
*** src/backend/storage/buffer/bufmgr.c 12 Jun 2008 09:12:31 -0000  1.232
--- src/backend/storage/buffer/bufmgr.c 30 Jun 2008 22:17:20 -0000
***************
*** 1460,1473 ****

    if (bufHdr->refcount == 0 && bufHdr->usage_count == 0)
        result |= BUF_REUSABLE;
!   else if (skip_recently_used)
    {
        /* Caller told us not to write recently-used buffers */
        UnlockBufHdr(bufHdr);
        return result;
    }

!   if (!(bufHdr->flags & BM_VALID) || !(bufHdr->flags & BM_DIRTY))
    {
        /* It's clean, so nothing to do */
        UnlockBufHdr(bufHdr);
--- 1462,1477 ----

    if (bufHdr->refcount == 0 && bufHdr->usage_count == 0)
        result |= BUF_REUSABLE;
!   else if (LRU_scan)
    {
        /* Caller told us not to write recently-used buffers */
        UnlockBufHdr(bufHdr);
        return result;
    }

!   if (!(bufHdr->flags & BM_VALID) ||
!       !(bufHdr->flags & BM_DIRTY ||
!           (LRU_scan && bufHdr->hint_count > 0)))
    {
        /* It's clean, so nothing to do */
        UnlockBufHdr(bufHdr);