TAKE - extra mount check

[Nathan Scott <nathans@xxxxxxxxxxxxxxxxxxxxxxx>]

Extra check on the mount path - ensure we don't attempt to mount XFS fs's
with sector sizes smaller than those the device supports.  Tripped a BUG
in pagebuf, should now be resolved (let me know Keith -- thanks).


Date:  Mon Feb 10 23:15:51 PST 2003
Workarea:  snort.melbourne.sgi.com:/home/nathans/2.4.x-xfs

The following file(s) were checked into:
  bonnie.engr.sgi.com:/isms/slinx/2.4.x-xfs


Modid:  2.4.x-xfs:slinx:139328a
linux/fs/xfs/xfs_mount.c - 1.316