linux-kernel - Re: 2.6.25.3: serial problem (minicom)

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Message-ID: <20080618200738.GB23861@dspnet.fr.eu.org>
Date:	Wed, 18 Jun 2008 22:07:38 +0200
From:	Olivier Galibert <galibert@...ox.com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	Hans-Peter Jansen <hpj@...la.net>, linux-kernel@...r.kernel.org,
	"R.L. Horn" <lists@...tcheap.org>
Subject: Re: 2.6.25.3: serial problem (minicom)

On Wed, Jun 18, 2008 at 06:55:34PM +0100, Alan Cox wrote:
> On Wed, 18 Jun 2008 02:15:45 +0200
> "Hans-Peter Jansen" <hpj@...la.net> wrote:
> 
> > Am Dienstag, 17. Juni 2008 schrieb Alan Cox:
> > > On Mon, 16 Jun 2008 23:22:54 -0500 (CDT)
> > >
> > > Ah ok I know what the bug is - it was fixed in 2.6.26-rc as follows
> > >
> > > +       /* Don't rewrite B0 */
> > > +       if (tty_termios_baud_rate(termios))
> > > +               tty_termios_encode_baud_rate(termios, baud, baud);
> > >  }
> > 
> > Alan, could this issue lead to dysfunctional serial dcf77 receivers, too? 
> > (and could you point my to the related git changeset?)
> 
> I don't generally work via git so I don't offhand know the changeset id.

e991a2bd4fa0b2f475b67dfe8f33e8ecbdcbb40b

git blame drivers/serial/8250.c then look for "rewrite B0" (which gets
you e991a2bd) then git show e991a2bd.

  OG.
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