linux-kernel - Re: A question on serial driver

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Date:	Tue, 7 Aug 2012 10:36:51 +0200
From:	richard -rw- weinberger <richard.weinberger@...il.com>
To:	Shashidhar Hiremath <shashidharh@...avyalabs.com>
Cc:	lkml <linux-kernel@...r.kernel.org>
Subject: Re: A question on serial driver

On Tue, Aug 7, 2012 at 10:22 AM, Shashidhar Hiremath
<shashidharh@...avyalabs.com> wrote:
> Hi,
>  I have written a console driver where I also do the serial driver
> registration and handling. The driver seems to work fine till the
> login point(reads and writes). The driver for some reason does not
> print the content  I type on console after login prompt. Any reason
> why this might be happening ?

login and getty do a lot of TTY black magic, maybe you forgot to implement
something like hangup()...
Use strace to find out what the login programs are doing.

-- 
Thanks,
//richard
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