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SubjectRe: [RESEND][PATCH] Bluetooth: Make request workqueue freezable
At Thu, 21 May 2015 10:18:08 -0400 (EDT),
Alan Stern wrote:
>
> On Thu, 21 May 2015, Takashi Iwai wrote:
>
> > Then avoiding the failed firmware is no solution, indeed.
> > If it's a new probe, it should be never executed during resume.
>
> Can you expand this comment? What's wrong with probing during resume?

Well, if the probe requires the access to a user-space file, it can't
be done during resume. That's the very problem we're seeing now.
The firmware loader can't help much alone if it's a new device
object.

> The USB stack does carry out probes during resume under certain
> circumstances. A driver lacking a reset_resume callback is one of
> those circumstances.

So, having a proper reset_resume in btusb would help in the end?


Takashi


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