Re: [PATCH 1/5] leds: triggers: Allow to switch the trigger to "panic" on a kernel panic

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On 25 April 2016 at 03:56, Jacek Anaszewski <j.anaszewski@xxxxxxxxxxx> wrote:
> On 04/24/2016 11:29 AM, Pavel Machek wrote:
>>
>> On Sun 2016-04-24 11:25:51, Pavel Machek wrote:
>>>
>>> On Mon 2016-04-04 17:22:02, Ezequiel Garcia wrote:
>>>>
>>>> This commit adds a new led_cdev flag LED_BLINK_AT_PANIC, which
>>>> allows to mark a specific LED to be switched to the "panic"
>>>> trigger, on a kernel panic.
>>>>
>>>> This is useful to allow the user to assign a regular trigger
>>>> to a given LED, and still blink that LED on a kernel panic.
>>>>
>>>> Signed-off-by: Ezequiel Garcia <ezequiel@xxxxxxxxxxxxxxxxxxxx>
>>>
>>>
>>>
>>>>   drivers/leds/led-triggers.c | 52
>>>> +++++++++++++++++++++++++++++++++++++++++++++
>>>>   include/linux/leds.h        |  1 +
>>>
>>>
>>> Could we get this out of the core? I'm pretty sure most users are not
>>> interested...
>
>
> Good point.
>

Not sure how we can get it out of the core, and still implement it.

The goal is to run-time switch user-specified LEDs and blink them when
the kernel panics, and so it needs to mess up with some core private
structures.

Unless we don't want this feature at all.
-- 
Ezequiel García, VanguardiaSur
www.vanguardiasur.com.ar
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