linux-kernel - Re: [PATCH v9 2/2] tty/serial: Add Spreadtrum sc9836-uart driver support

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] [day] [month] [year] [list]

Message-ID: <CAAfSe-t-to3=KrUH2cWQXy710H8Lr3Nd7Za1yoaxio4i70c51w@mail.gmail.com>
Date:	Wed, 28 Jan 2015 18:46:53 +0800
From:	Lyra Zhang <zhang.lyra@...il.com>
To:	Baruch Siach <baruch@...s.co.il>
Cc:	Chunyan Zhang <chunyan.zhang@...eadtrum.com>,
	"gregkh@...uxfoundation.org" <gregkh@...uxfoundation.org>,
	Mark Rutland <mark.rutland@....com>,
	"gnomes@...rguk.ukuu.org.uk" <gnomes@...rguk.ukuu.org.uk>,
	Heiko Stübner <heiko@...ech.de>,
	"andrew@...n.ch" <andrew@...n.ch>,
	"jslaby@...e.cz" <jslaby@...e.cz>,
	"lanqing.liu@...eadtrum.com" <lanqing.liu@...eadtrum.com>,
	Arnd Bergmann <arnd@...db.de>,
	"zhizhou.zhang" <zhizhou.zhang@...eadtrum.com>,
	"geng.ren@...eadtrum.com" <geng.ren@...eadtrum.com>,
	"antonynpavlov@...il.com" <antonynpavlov@...il.com>,
	"linux-serial@...r.kernel.org" <linux-serial@...r.kernel.org>,
	Grant Likely <grant.likely@...aro.org>,
	Orson Zhai <orsonzhai@...il.com>,
	"florian.vaussard@...l.ch" <florian.vaussard@...l.ch>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"jason@...edaemon.net" <jason@...edaemon.net>,
	Pawel Moll <pawel.moll@....com>,
	"ijc+devicetree@...lion.org.uk" <ijc+devicetree@...lion.org.uk>,
	Hayato Suzuki <hytszk@...il.com>,
	"robh+dt@...nel.org" <robh+dt@...nel.org>,
	Wei Qiao (乔伟) <wei.qiao@...eadtrum.com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Peter Hurley <peter@...leysoftware.com>,
	"linux-api@...r.kernel.org" <linux-api@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Kumar Gala <galak@...eaurora.org>,
	Shawn Guo <shawn.guo@...aro.org>
Subject: Re: [PATCH v9 2/2] tty/serial: Add Spreadtrum sc9836-uart driver support

On Wed, Jan 28, 2015 at 5:54 PM, Baruch Siach <baruch@...s.co.il> wrote:
> Hi Lyra Zhang,
>
> On Wed, Jan 28, 2015 at 04:46:33PM +0800, Lyra Zhang wrote:
>> On Wed, Jan 28, 2015 at 2:12 PM, Baruch Siach <baruch@...s.co.il> wrote:
>> > On Wed, Jan 28, 2015 at 10:47:41AM +0800, Chunyan Zhang wrote:
>> >> +             if (uart_handle_sysrq_char(port, ch))
>> >> +                     continue;
>> >
>> > My comment[1] on a previous version of this patch still stands.
>> > uart_handle_sysrq_char is a NOP when SUPPORT_SYSRQ is not defined.
>>
>> yes, there are two definitions in serial_core.h, and it returns 0 when
>> SUPPORT_SYSRQ is not defined.
>> so, I think my code behavior does not hurt, right?
>
> Right. I just wanted to point out that you can easily define SUPPORT_SYSRQ as
> appropriate like many other serial drivers do to get sysrq support.
>

Ok, I got it. I'll add SUPPORT_SYSRQ definition, and send v10 to Greg.

thanks,
Chunyan

> baruch
>
> --
>      http://baruch.siach.name/blog/                  ~. .~   Tk Open Systems
> =}------------------------------------------------ooO--U--Ooo------------{=
>    - baruch@...s.co.il - tel: +972.2.679.5364, http://www.tkos.co.il -
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/