Bug#785590: ITP: freefall -- daemon to protect disk for laptops with supported sensors

[Jesse Sung <jesse@cola.voip.idv.tw>]

Hi pabs and Evgeni,

On 05/18/2015 02:17 PM, Evgeni Golov wrote:
> Hi,
> 
> On Mon, May 18, 2015 at 01:21:13PM +0800, Paul Wise wrote:
>> On Mon, 18 May 2015 12:36:04 +0800 Jesse Sung wrote:
>>
>>> * Package name : freefall
>>> * URL :
>>> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/Documentation/laptops/freefall.c
> ...
>> I notice that there is another implementation of this idea that supports
>> more laptops than the Linux one, should these two be merged or what?
>>
>> https://packages.debian.org/sid/hdapsd
> 
> The freefall interface is pretty cool and easy, because the decision is 
> done in hardware and the userspace only has to actually trigger parking 
> the heads. That's also supported by hdapsd (and if not properly, I, with 
> my upstream hat on, want patches as I do not own any HP/Dell hardware). 
> hdapsd also supports other motion sensors, that only report motion and 
> no binary decision.
> 
> That said, I would favour only having one complete implementation in the 
> archive (and wonder why noone told me about the in-kernel tool for 7 
> years), but would not oppose someone else maintaining the version built 
> from src:linux ;)

Sorry, didn't notice that the freefall interface is already supported by
newer hdapsd. I'm totally fine with using hdapsd instead since it's
more complete than the freefall.c.

Thanks,
Jesse