Re: xHCI problem? [was Re: Erratic USB device behavior and device loss]

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On Mon, 5 Sep 2016, Ritesh Raj Sarraf wrote:

> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA512
> 
> On Sun, 2016-09-04 at 15:46 -0400, Alan Stern wrote:
> > 
> > This is not the problem I was discussing with Ulf.  The problem was why
> > the device kept going into and out of runtime suspend every three
> > seconds.  The kernel log above does not say whether this was happening.
> > One way to tell is to look at a usbmon trace (like we did before).
> 
> https://people.debian.org/~rrs/tmp/usbmon.txt.gz
> 
> This should have the logs you asked for, running on 4.8-rc4.

Confirmed, the runtime suspends and resumes are still happening.

Ulf, any insights?

Alan Stern

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