Very interesting. Thanks Yuval. On Fri, Nov 24, 2017 at 8:06 PM, Yuval Adam <_...@yuv.al> wrote:
> This might help: > > http://linrunner.de/en/tlp/docs/tlp-configuration.html#usb > > On 11/24/2017 05:51 PM, Michael Shiloh wrote: > > Very interesting. After removing TLP the problem seems to have gone > > away. I am now able to enjoy USB peripherals again. Thanks! > > > > I'd love to understand why, though. > > > > On Fri, Nov 24, 2017 at 11:45 AM, Michael Shiloh > > <michaelshiloh1...@gmail.com <mailto:michaelshiloh1...@gmail.com>> > wrote: > > > > Not powertop, but yes tlp. Very interesting. I will uninstall and > > see if that solves the problem. > > > > Another observation I just made: If I suspend the laptop with USB > > devices plugged in, they are still detected when I restart. > > > > I guess I could work around by leaving some small USB device plugged > > in (one of those wireless mouse things) but obviously that's a real > > hack. Still, the observation may be a hint as to what's going on or > > what I might look at next. > > > > I will disable TLP and report back. > > > > Michael > > > > On Fri, Nov 24, 2017 at 2:38 AM, Efraim Flashner > > <efr...@flashner.co.il <mailto:efr...@flashner.co.il>> wrote: > > > > On Thu, Nov 23, 2017 at 06:15:03PM +0400, Michael Shiloh wrote: > > > Hi, > > > > > > I noticed that my old mouse didn't work all the time, and > figured it was > > > time to replace the mouse. Then I had trouble programming some > Arduinos, > > > and figured I had a bad Arduino. It wasn't until my system > failed to see a > > > thumb drive that I finally realized the common element here: > After waking > > > from suspend, no devices plugged in to the USB ports are > recognized. > > > > > > > Do you run powertop or tlp on your laptop? Sometimes those can > cause > > issues with the USB ports. > > > > -- > > Efraim Flashner <efr...@flashner.co.il > > <mailto:efr...@flashner.co.il>> אפרים פלשנר > > GPG key = A28B F40C 3E55 1372 662D 14F7 41AA E7DC CA3D 8351 > > Confidentiality cannot be guaranteed on emails sent or received > > unencrypted > > > > > > > > > > > > _______________________________________________ > > Linux-il mailing list > > Linux-il@cs.huji.ac.il > > http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il > > > > _______________________________________________ > Linux-il mailing list > Linux-il@cs.huji.ac.il > http://mailman.cs.huji.ac.il/mailman/listinfo/linux-il >
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