From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ritesh Raj Sarraf Subject: Re: xHCI problem? [was Re: Erratic USB device behavior and device loss] Date: Mon, 05 Sep 2016 18:29:04 +0530 Message-ID: <1473080344.10346.4.camel@researchut.com> References: Reply-To: rrs@researchut.com Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit Return-path: Received: from mail-pf0-f172.google.com ([209.85.192.172]:32911 "EHLO mail-pf0-f172.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932119AbcIEM7M (ORCPT ); Mon, 5 Sep 2016 08:59:12 -0400 Received: by mail-pf0-f172.google.com with SMTP id g202so41668424pfb.0 for ; Mon, 05 Sep 2016 05:59:11 -0700 (PDT) In-Reply-To: Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Alan Stern Cc: Ulf Hansson , USB list , linux-mmc -----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. - -- Ritesh Raj Sarraf RESEARCHUT - http://www.researchut.com "Necessity is the mother of invention." -----BEGIN PGP SIGNATURE----- iQIcBAEBCgAGBQJXzWwYAAoJEKY6WKPy4XVpFKgP/i76Ek/1e1CYqStgakQUtmPb eeGuSPFVqvQt4PEvGNvMtXcLMx5IKIEpKbqua7N4/ZfKmf5EA00wUCXzm85MnyAp fIN9K1uOW1ZepnsViJ/U1bNZvHVDXy/LEfd5me+7JzWsPqaR/KjyZmZ8VSlu+aov CvBDrt41x9plf1xJBYffHc2KvdM0lYFJjft2Gop9qr/hMhIy8RcJdbylPpnf4rtU cbm3Ti3DdA+r86MLCKagq50Iow3xcfBEEYZLnn+ucnpTOWz56TyO3+44sjgLgrpy IDRBlCbgk2RZkm8lpj+d052ssk3MjLBupBFkoRfXfXfear3zLrut2Q51xjeJIINz oZdmAxozsvGxCtgC6dIb/79clruL8kqdr/TqF/YtwzB6JnFvZEgzBcpAlxFBxTlK RtvAyPVs4Np1vtTli/Uv1O+odoR0FPhzpV+nDSsea7im6/oMav40UpXvgs72EEUS cr5SwY8xClfNeemCHFZ/wFeYwPfjPfNU5Lgm/Hkpx6oaOABCnfacF1nWxbIRbuoh gP9vW/Z0LI4azo940xlWfRiDck5W9IQXeI3v2wXVVIE8TDwxraQzyBXKKPBFxmfX jTKWLRDDqyOWGcWxLJpMHMOa9rNtAZeiBI7TMbnqZKj6eLsdjuOW76zDhEHnMAtb dUCOFYRG24arYTUpIVnB =YG3r -----END PGP SIGNATURE-----