[RFC PATCH v2 00/10] Add configurable block device LED triggers

[Christoph Hellwig]

On Mon, Aug 09, 2021 at 06:50:44PM -0500, Ian Pilcher wrote:
> On 8/9/21 5:43 PM, Marek Behún wrote:
>> I confess that I am not very familiar with internal blkdev API.
>
> It's mainly a matter of symbol visibility.  See this thread from a few
> months ago:
>
>   https://www.spinics.net/lists/linux-leds/msg18244.html
>
> Now ... my code currently lives in block/, so there isn't actually
> anything technically preventing it from iterating through the block
> devices.
>
> The reactions to Enzo's patch (which you can see in that thread) make me
> think that anything that iterates through all block devices is likely to
> be rejected, but maybe I'm reading too much into it.

I think the main issue with this series is that it adds a shitload of
code and a hook in the absolute I/O fastpath for fricking blinkenlights.
I don't think it is even worth wasting time on something this ridiculous.