From: Russell King <rmk+lkml@arm.linux.org.uk>
To: Seetharam Dharmosoth <seetharam_kernel@yahoo.co.in>
Cc: Randy Dunlap <randy.dunlap@oracle.com>, linux-kernel@vger.kernel.org
Subject: Re: query related to serial console
Date: Thu, 18 Jan 2007 09:09:35 +0000 [thread overview]
Message-ID: <20070118090935.GA32068@flint.arm.linux.org.uk> (raw)
In-Reply-To: <526190.52452.qm@web7704.mail.in.yahoo.com>
On Thu, Jan 18, 2007 at 05:39:15AM +0000, Seetharam Dharmosoth wrote:
> I have one doubt in this regard.
> 1) once we connected to the serial console we don't
> want to login into the shell.
> (without login into the shell we want to fire the
> sysrq command like b, r m, etc.)
>
> for this I am doing like
> grabing the serial console then
> doing ctrl+]
> so that getting
> telnet>
> now i want to give command like b, m ,r etc.
>
> but it is not accepting my commands until I do
> telnet> send brk
>
> can you please explain me why like this behavior ?
If it didn't require a break before hand, merely pressing 'b', 'm' or 'r'
would trigger the sysrq command, which would make it absolutely impossible
to login or type any normal command containing those characters.
--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of:
next prev parent reply other threads:[~2007-01-18 9:09 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-01-17 11:26 query related to serial console Seetharam Dharmosoth
2007-01-17 11:48 ` Erik Mouw
2007-01-18 4:10 ` Seetharam Dharmosoth
2007-01-18 4:34 ` Randy Dunlap
2007-01-18 5:39 ` Seetharam Dharmosoth
2007-01-18 9:09 ` Russell King [this message]
2007-01-18 10:10 ` Seetharam Dharmosoth
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