TAKE - fix compiles for non kdb enabled kernels.

[Russell Cattelan <cattelan@xxxxxxx>]

Date:  Fri Jul 14 15:37:41 PDT 2000
Workarea:  gibble.cray.com:/data/clink/io/cattelan/x2.4-xfs

The following file(s) were checked into:
  bonnie.engr.sgi.com:/isms/slinx/2.4.0-test1-xfs


Modid:  2.4.0-test1-xfs:slinx:66909a
linux/fs/pagebuf/page_buf.c - 1.11
        - Correctly use pb_count_desired for IO request.


Subject: TAKE - 

Date:  Thu Jul 20 10:56:03 PDT 2000
Workarea:  nt8.cray.com:/data/clink/io/cattelan/x2.4-xfs

The following file(s) were checked into:
  bonnie.engr.sgi.com:/isms/slinx/2.4.0-test1-xfs


Modid:  2.4.0-test1-xfs:slinx:67208a
linux/fs/xfs/xfs_rw.c - 1.320
linux/fs/xfs/xfs_da_btree.c - 1.110
linux/fs/xfs/xfs_dir2_block.c - 1.13
linux/fs/xfs/xfs_dir2_sf.c - 1.18
linux/fs/xfs/xfs_dir2_leaf.c - 1.15
linux/fs/xfs/xfs_dir2_node.c - 1.14
linux/fs/xfs/xfs_dir2.c - 1.21
        - Don't include kdb if kdb isn't installed or config'ed on