Re: [PATCH v2 12/15] ath10k: use new module_firmware_crashed()

[Jakub Kicinski]

On Mon, 18 May 2020 21:25:09 +0200 Johannes Berg wrote:
> It's pretty clear, but even then, first of all I doubt this is the case
> for many of the places that you've sprinkled the annotation on, and
> secondly it actually hides useful information.
> 
> Regardless of the support issue, I think this hiding of information is
> also problematic.
> 
> I really think we'd all be better off if you just made a sysfs file (I
> mistyped debugfs in some other email, sorry, apparently you didn't see
> the correction in time) that listed which device(s) crashed and how many
> times. That would actually be useful. Because honestly, if a random
> device crashed for some random reason, that's pretty much a non-event.
> If it keeps happening, then we might even want to know about it.

Johannes - have you seen devlink health? I think we should just use
that interface, since it supports all the things you're requesting,
rather than duplicate it in sysfs.