Hello Simone, On Mon, Apr 16, 2012 at 4:53 AM, Simone Piccardi <piccardi@xxxxxxxxxxx> wrote: > I have another little issue about errors. In the RETURN VALUE section is > written: > > On error, (clock_t) -1 is returned, and errno is set appropriately. > > but no value for errno is specified. From what I found digging kernel > sources the only error value returned seems to be EFAULT, if tms address > make fail copy_to_user. Should be specified? Yes, probably better. For 3.39, I added the following: == .SH ERRORS .TP .B EFAULT .I tms points outside the process's address space. == Thank you! Michael -- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Author of "The Linux Programming Interface"; http://man7.org/tlpi/ -- To unsubscribe from this list: send the line "unsubscribe linux-man" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html