Messages in this thread |  | | Date | Thu, 17 Oct 2013 15:31:47 -0500 | From | Rob Herring <> | Subject | Re: [PATCH v2] TTY: hvc_dcc: probe for a JTAG connection before registering |
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On 10/17/2013 03:20 PM, Greg Kroah-Hartman wrote: > 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?
Ah, yes. Found it buried in my work email. Sorry about that.
Rob
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