NFS: Add a few more fatal I/O errors to nfs_error_is_fatal()

EACCES, EDQUOT, EFBIG and ESTALE are all fatal errors as far as NFS
I/O is concerned. They need to be reported back to the application.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
1 file changed