In article <19990327154710.A29608@marvin.ece.utexas.edu> bgrayson@marvin.ece.utexas.edu (Brian C. Grayson) writes:
>
>  I just committed a check via statfs (thanks Christos!).  I
>think that's probably the best we can do (well, we could do a
>statfs on every file before we open it, if folks really think
>that's necessary).

Actually if you want to avoid races, you open() the file and then
fstatfs() the fd.

christos