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From: linux@roeck-us•net (Guenter Roeck)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v7 08/11] arm/arm64: Unexport restart handlers
Date: Thu, 04 Dec 2014 06:26:50 -0800	[thread overview]
Message-ID: <54806F2A.7070107@roeck-us.net> (raw)
In-Reply-To: <CAMuHMdVqCa+m1oMkuRHcTZKw2CWNHJVotWBwfTnfBNT11UPEjw@mail.gmail.com>

On 12/04/2014 05:36 AM, Geert Uytterhoeven wrote:
> Hi G?nther,
>
> On Wed, Aug 20, 2014 at 2:45 AM, Guenter Roeck <linux@roeck-us•net> wrote:
>> Implementing a restart handler in a module don't make sense
>> as there would be no guarantee that the module is loaded when
>> a restart is needed. Unexport arm_pm_restart to ensure that
>> no one gets the idea to do it anyway.
>
> Why not? I was just going to do that, but I got greeted by:
>

Because you should register a restart handler instead, like the other
drivers in the same directory now do.

> ERROR: "arm_pm_restart" [drivers/power/reset/rmobile-reset.ko] undefined!
>
> So now we have to make sure all reset drivers for a zillion different
> hardware devices are builtin, and can't be modular?
>
No. All those drivers need to do is to register a restart handler using
the API provided in the patch series.

Ultimately all restart handlers should do that and arm_pm_restart should
go away entirely. That was the point of the patch series.

Guenter

  reply	other threads:[~2014-12-04 14:26 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-20  0:45 [PATCH v7 00/11] kernel: Add support for restart handler call chain Guenter Roeck
2014-08-20  0:45 ` [PATCH v7 01/11] kernel: Add support for kernel " Guenter Roeck
2014-08-21  4:08   ` Doug Anderson
2014-08-20  0:45 ` [PATCH v7 02/11] power/restart: Call machine_restart instead of arm_pm_restart Guenter Roeck
2014-08-21  4:10   ` Doug Anderson
2014-08-21  4:42     ` Guenter Roeck
2014-08-21 19:30       ` Doug Anderson
2014-08-21 20:11         ` Guenter Roeck
2014-08-21 20:39   ` Sebastian Reichel
2014-08-23 17:20     ` Guenter Roeck
2014-08-20  0:45 ` [PATCH v7 03/11] arm64: Support restart through restart handler call chain Guenter Roeck
2014-08-21  4:13   ` Doug Anderson
2014-08-20  0:45 ` [PATCH v7 04/11] arm: " Guenter Roeck
2014-08-21  4:11   ` Doug Anderson
2014-08-22  1:32   ` Andreas Färber
2014-08-22  2:19     ` Guenter Roeck
2014-08-23 17:11       ` Andreas Färber
2014-08-20  0:45 ` [PATCH v7 05/11] watchdog: moxart: Register restart handler with kernel restart handler Guenter Roeck
2014-08-20  0:45 ` [PATCH v7 06/11] watchdog: alim7101: " Guenter Roeck
2014-08-20  0:45 ` [PATCH v7 07/11] watchdog: sunxi: " Guenter Roeck
2014-08-20  0:45 ` [PATCH v7 08/11] arm/arm64: Unexport restart handlers Guenter Roeck
2014-08-21  4:12   ` Doug Anderson
2014-12-04 13:36   ` Geert Uytterhoeven
2014-12-04 14:26     ` Guenter Roeck [this message]
2014-12-04 14:44       ` Geert Uytterhoeven
2014-12-04 14:51         ` Guenter Roeck
2014-12-04 15:06           ` Arnd Bergmann
2014-12-04 16:11             ` Guenter Roeck
2014-08-20  0:45 ` [PATCH v7 09/11] watchdog: s3c2410: add restart handler Guenter Roeck
2014-08-20  0:45 ` [PATCH v7 10/11] clk: samsung: register restart handlers for s3c2412 and s3c2443 Guenter Roeck
2014-09-03 19:05   ` Mike Turquette
2014-08-20  0:45 ` [PATCH v7 11/11] clk: rockchip: add restart handler Guenter Roeck
2014-08-21  4:15   ` Doug Anderson
2014-08-21  8:18     ` Heiko Stübner
2014-09-03 19:05   ` Mike Turquette
2014-08-23 16:35 ` [PATCH v7 00/11] kernel: Add support for restart handler call chain Guenter Roeck
2014-08-23 23:00   ` Heiko Stübner
2014-08-24  0:17     ` Guenter Roeck
2014-09-19 12:54 ` Pramod Gurav
2014-09-30 21:20 ` Andrew Morton
2014-09-30 22:30   ` Guenter Roeck
2014-09-30 23:40     ` Stephen Rothwell
2014-10-01  3:28       ` Guenter Roeck
2014-10-01 13:32     ` Heiko Stübner

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