Re: Serial Driver Name Question (kernels 2.4.x)

Richard Gooch
2002-01-06T20:12:37Z

Andrew Morton writes:
> Richard Gooch wrote:
> >
> > > Instead, it appears that someone broke tty_name(). Here's the
> > > 2.2 kernel's version:
> >
> > That "someone" was me, and I changed it from broken to fixed.
> >
>
> Look at serial.c:
>
> #if (LINUX_VERSION_CODE > 0x2032D && defined(CONFIG_DEVFS_FS))
> serial_driver.name = "tts/%d";
> #else
> serial_driver.name = "ttyS";
> #endif
>
> tty_name will just print "ttyS". So the transition for this case
> was fixed->broken.

Why exactly is just "ttyS" broken?

> > No, originally tty_name() did it, and then I shifted it to the
> > drivers. I don't recall the reason, but it was necessary. So I don't
> > want this changed.
>
> Oh dear. Why cannot devfs expand the minor part itself?

Do you mean why devfs can't do it, or do you mean why tty_name() can't
do it? As I said, tty_name() used to do it, but there was some problem
with that.

Regards,

Richard....
Permanent: rgooch@atnf.csiro.au
Current: rgooch@ras.ucalgary.ca