linux-kernel - [PATCH 0/4] [resend] n

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Date:	Sat, 15 Jun 2013 07:28:27 -0400
From:	Peter Hurley <peter@...leysoftware.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	Jiri Slaby <jslaby@...e.cz>, linux-kernel@...r.kernel.org,
	linux-serial@...r.kernel.org,
	Peter Hurley <peter@...leysoftware.com>
Subject: [PATCH 0/4] [resend] n_tty fixes

On 03/19/2013 10:10 AM, Greg Kroah-Hartman wrote:> On Tue, Mar 19, 2013 at 09:57:09AM -0400, Peter Hurley wrote:
>> On Mon, 2013-03-18 at 16:15 -0700, Greg Kroah-Hartman wrote:
>>> On Wed, Mar 06, 2013 at 08:38:22AM -0500, Peter Hurley wrote:
>>>> minimum_to_wake is unique to N_TTY processing, and belongs in
>>>> per-ldisc data.
>>>>
>>>> Add the ldisc method, ldisc_ops::fasync(), to notify line disciplines
>>>> when signal-driven I/O is enabled or disabled. When enabled for N_TTY
>>>> (by fcntl(F_SETFL, O_ASYNC)), blocking reader/polls will be woken
>>>> for any readable input. When disabled, blocking reader/polls are not
>>>> woken until the read buffer is full.
>>>>
>>>> Canonical mode (L_ICANON(tty), n_tty_data::icanon) is not affected by
>>>> the minimum_to_wake setting.
>>>>
>>>> Signed-off-by: Peter Hurley <peter@...leysoftware.com>
>>>
>>> For some reason, this patch doesn't apply.  Care to refresh this one,
>>> and the rest in this series, and resend?
>>
>> Sorry. There was probably some accidental dependency on one of the other
>> patchsets of mine you did apply.
>>
>> This and patch 5 now apply without error to tty-next.
> 
> Ok, but they are now long gone from my queue.  Can you please resend
> what I haven't applied?

Greg,

I resent these back on 19 Mar but they never got applied. (maybe because
I resent them as 4,5,6 & 7/7 ??)

Anyway, these apply cleanly to tty-next.

Regards,
Peter Hurley


Peter Hurley (4):
  n_tty: Encapsulate minimum_to_wake within N_TTY
  n_tty: Untangle read completion variables
  n_tty: Fix unsafe update of available buffer space
  n_tty: Buffer work should not reschedule itself

 drivers/tty/n_tty.c       | 76 ++++++++++++++++++++++++++++++-----------------
 drivers/tty/tty_io.c      | 17 ++++++-----
 include/linux/tty.h       |  1 -
 include/linux/tty_ldisc.h |  6 ++++
 4 files changed, 63 insertions(+), 37 deletions(-)

-- 
1.8.1.2

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