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SubjectRe: [PATCH v2 12/15] ath10k: use new module_firmware_crashed()
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On Mon, 2020-05-18 at 13:28 -0700, Jakub Kicinski wrote:
> 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.

I haven't, and I'm glad to hear that's there, sounds good!

I suspect that Luis wants something more generic though, that isn't just
applicable to netdevices, unless devlink grew some kind of non-netdev
stuff while I wasn't looking? :)

johannes

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