TAKE - do not factor stripe size in to st_blocksize

[Steve Lord <lord@sgi.com>]

An md volume was confusing user space applications with a large
blocksize being reported, just report the filesystem iosize instead,
defaults to blocksize.

Date:  Thu Mar 14 11:58:22 PST 2002
Workarea:  jen.americas.sgi.com:/src/lord/xfs-newpagebuf

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


Modid:  2.4.x-xfs:slinx:114161a
linux/fs/xfs/xfs_vnodeops.c - 1.518
	- Do not report stripesize back in st_blocksize - it confuses applications
	  on linux.