On Thu, Sep 11, 2014 at 11:40:20AM -0400, Peter Hurley wrote:
>
> This is the basic interpretation I assumed, and most of what the tty core
> already did.
Yes, I know. :-)
So it's been a long time since I've had anything to do with the tty
code, but FWIW, I'd agree with merging Peter's patch.
On 09/11/2014 09:56 AM, Theodore Ts'o wrote:
> On Wed, Sep 10, 2014 at 08:45:01PM -0400, Peter Hurley wrote:
>>> I'm all for working around broken hardware in the kernel, but this seems
>>> like a very old issue, if it's even one at all, that we would be
>>> changing for no one who has reported it
On Wed, Sep 10, 2014 at 08:45:01PM -0400, Peter Hurley wrote:
> > I'm all for working around broken hardware in the kernel, but this seems
> > like a very old issue, if it's even one at all, that we would be
> > changing for no one who has reported it (that I know of...)
>
> How to unwedge a termi
On 09/11/2014 06:19 AM, One Thousand Gnomes wrote:
>> It's not common knowledge (and its certainly counterintuitive) that
>> turning off output when output is already turned off (ie., tcflow(TCOOFF))
>> is the required trickery to unwedge a terminal.
>>
>> Unwedging directly seems the straightforwa
> It's not common knowledge (and its certainly counterintuitive) that
> turning off output when output is already turned off (ie., tcflow(TCOOFF))
> is the required trickery to unwedge a terminal.
>
> Unwedging directly seems the straightforward approach.
Putting the off/on in the man page might
behavior (for the better) but I'm not sure
>>>> that it's consequence-free. Also, it might not be enough to unwedge the
>>>> terminal if the driver got its own flow control state mangled.
>>>>
>>>> Thoughts?
>>>>
>>>&g
that it's consequence-free. Also, it might not be enough to unwedge the
> >> terminal if the driver got its own flow control state mangled.
> >>
> >> Thoughts?
> >>
> >> --- >% ---
> >> Subject: [RFC] tty: Always allow tcflow(TCOON) to unwe
terminal if the driver got its own flow control state mangled.
>>
>> Thoughts?
>>
>> --- >% ---
>> Subject: [RFC] tty: Always allow tcflow(TCOON) to unwedge terminal
>>
>> If terminal flow has been stopped, the terminal can be unwedged
>> by:
&
gled.
>
> Thoughts?
>
> --- >% ---
> Subject: [RFC] tty: Always allow tcflow(TCOON) to unwedge terminal
>
> If terminal flow has been stopped, the terminal can be unwedged
> by:
> tcflow(fd, TCOOFF);
> tcflow(fd, TCOON);
> This works because tcflow(TCO
This patch changes user-space behavior (for the better) but I'm not sure
that it's consequence-free. Also, it might not be enough to unwedge the
terminal if the driver got its own flow control state mangled.
Thoughts?
--- >% ---
Subject: [RFC] tty: Always allow tcflow(TCOON) to unw
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