linux-kernel - Re: [PATCH v3 00/10] serial/gpio: exar: Fixes and support for IOT2000

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Mon, 29 May 2017 15:41:02 +0200
From:   Jan Kiszka <jan.kiszka@...mens.com>
To:     Linus Walleij <linus.walleij@...aro.org>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Alexandre Courbot <gnurou@...il.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "linux-serial@...r.kernel.org" <linux-serial@...r.kernel.org>,
        "linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
        Sudip Mukherjee <sudip.mukherjee@...ethink.co.uk>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Sascha Weisenberger <sascha.weisenberger@...mens.com>
Subject: Re: [PATCH v3 00/10] serial/gpio: exar: Fixes and support for IOT2000

On 2017-05-29 14:39, Linus Walleij wrote:
> On Fri, May 26, 2017 at 6:02 PM, Jan Kiszka <jan.kiszka@...mens.com> wrote:
> 
>> This makes the gpio-exar driver usable, which was prevented by a number
>> of fatal bugs, and adds support for the SIMATIC IOT2040 to the 8250-exar
>> driver and, indirectly, to gpio-exar as well. It's a cross-subsystem
>> series, so I'm also cross-posting to the serial and gpio lists.
>>
>> Changes in v3:
>>  - fix MPIO state for Commtech adapters (regression of merged patch from
>>    previous round)
>>  - do not create gpio device for Commtech adapters
>>  - switch back to device properties
>>  - pass parent reference via device.parent instead of platform data
>>  - use dmi_system_id table instead of open-coded matching
>>  - address some smaller review remarks
>>  - fix reading back of rs485 state
>>  - adjust parenthood of exar gpiochip
> 
> I ACKed some patches if Greg need to merge them.

Thanks!

> 
> Can you suggest a merge strategy for this patch set?
> 
> It appears Greg will have to merge at least the first one.
> 
> Will it work to merge the GPIO patches orthogonally to the GPIO
> tree or are they all dependent on the serial changes?
> 
> Should I merge them all? Should Greg merge them all?
> Should one of us produce an immutable branch?

Half of the patch are affecting both serial and GPIO subsystem, most
have GPIO focus, though. Just patch 10 or more serial than GPIO. All in
all, maybe Greg can ack and things can flow through the GPIO tree?

Jan

-- 
Siemens AG, Corporate Technology, CT RDA ITP SES-DE
Corporate Competence Center Embedded Linux