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Date:      Fri, 08 May 2015 12:07:39 +0200
From:      Hans Petter Selasky <hps@selasky.org>
To:        Garrett Cooper <yaneurabeya@gmail.com>
Cc:        Kevin Oberman <rkoberman@gmail.com>,  FreeBSD Current <freebsd-current@freebsd.org>, Ed Maste <emaste@freebsd.org>, Aleksandr Rybalko <ray@FreeBSD.org>
Subject:   Re: Race VT+X11 on -current
Message-ID:  <554C8AEB.2080502@selasky.org>
In-Reply-To: <4937E44E-C0EF-4052-961C-F46D5EC5BE00@gmail.com>
References:  <554B5D11.3080709@selasky.org> <CAN6yY1vno%2B-nV9zBYp11A=F-vAURbhraEFyQR_ue4W7h8pQUMw@mail.gmail.com> <AA8B24D1-DF5A-42CD-8755-15EF3C46E760@gmail.com> <554BC475.50203@selasky.org> <554BD2A8.70702@selasky.org> <554C3CCB.3030809@selasky.org> <4937E44E-C0EF-4052-961C-F46D5EC5BE00@gmail.com>

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On 05/08/15 11:56, Garrett Cooper wrote:
>
>> On May 7, 2015, at 21:34, Hans Petter Selasky <hps@selasky.org> wrote:
>>
>> Hi,
>>
>> I have a fix, attached.
>>
>> I'll just throw this in if nobody objects. Seems like a trivial issue:
>>
>> Prevent switching to NULL or own window in the "vt_proc_window_switch"
>> function. This fixes an issue where X11 keyboard input can appear
>> stuck. The cause of the problem is a duplicate TTY device window
>> switch IOCTL during boot, which leaves the "vt_switch_timer" running,
>> because the current window is already selected. While at it factor out
>> some NULL checks.
>>
>> PR:        200032
>> Reported by:    multiple people
>> MFC after:    1 week
>
> Hi Hans,
>      Can you please toss that up on phabricator?
> Thanks!
> -NGie

If it helps getting the stuff committed ...

https://reviews.freebsd.org/D2480

--HPS



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