[PATCH 1/2] xfsprogs: replace deprecated ustat call with statfs in libxfs/linux.c

[Christoph Hellwig]

On Thu, Mar 01, 2012 at 04:11:24PM -0500, Kamal Dasu wrote:
> >From the ustat man page
> 
> NOTES
>        ustat() is deprecated and has only  been  provided  for  compatibility.
>        All new programs should use statfs(2) instead.

xfsprogs isn't new :)

More seriously - ustat provides the benefit to check if the block device
is mounted anywhere, which we make use of here.  A statfs of the block
device path doesn't provide that functionality at all.