Hello Simone, On Sun, 19 Aug 2018 at 17:21, Simone Piccardi <piccardi@xxxxxxxxxxx> wrote: > > man-pages release 4.15, 2018-02-02 > > in ERRORS section is reported: > > EBUSY source is already mounted. > > but just using mount (the syscall) and not passing data or mountflag I > could mount an esternal disk two times (under /mnt and under > /media/piccardi). > > Is this a renmant from pre 2.4 kernel or I'm missing something? Yes, I happened to notice this myself also a few months ago, and concluded this was 2.4 cruft. I removed it already in man-pages-4.16 (released in April). Cheers, Michael -- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/