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SubjectRe: [PATCH v2] TTY: hvc_dcc: probe for a JTAG connection before registering
On Thu, Oct 17, 2013 at 02:16:37PM -0500, Rob Herring wrote:
> On Tue, Sep 24, 2013 at 9:05 PM, Rob Herring <robherring2@gmail.com> wrote:
> > From: Rob Herring <rob.herring@calxeda.com>
> >
> > Enabling the ARM DCC console and using without a JTAG connection will
> > simply hang the system. Since distros like to turn on all options, this
> > is a reoccurring problem to debug. We can do better by checking if
> > anything is attached and handling characters. There is no way to probe
> > this, so send a newline and check that it is handled.
> >
> > Cc: Paolo Pisati <paolo.pisati@canonical.com>
> > Cc: Tim Gardner <tim.gardner@canonical.com>
> > Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
> > Cc: Jiri Slaby <jslaby@suse.cz>
> > Signed-off-by: Rob Herring <rob.herring@calxeda.com>
> > ---
> > v2: use time_is_after_jiffies
> >
> > drivers/tty/hvc/hvc_dcc.c | 21 +++++++++++++++++++++
> > 1 file changed, 21 insertions(+)
>
> Greg, Jiri,
>
> Can you please apply.

I already did, didn't you get an email saying it was applied to my tree?



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