<div dir="ltr">Very interesting. Thanks Yuval.<br></div><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Nov 24, 2017 at 8:06 PM, Yuval Adam <span dir="ltr"><<a href="mailto:_@yuv.al" target="_blank">_@yuv.al</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">This might help:<br>
<br>
<a href="http://linrunner.de/en/tlp/docs/tlp-configuration.html#usb" rel="noreferrer" target="_blank">http://linrunner.de/en/tlp/<wbr>docs/tlp-configuration.html#<wbr>usb</a><br>
<span class=""><br>
On 11/24/2017 05:51 PM, Michael Shiloh wrote:<br>
> Very interesting. After removing TLP the problem seems to have gone<br>
> away. I am now able to enjoy USB peripherals again. Thanks!<br>
><br>
> I'd love to understand why, though.<br>
><br>
> On Fri, Nov 24, 2017 at 11:45 AM, Michael Shiloh<br>
</span><span class="">> <<a href="mailto:michaelshiloh1010@gmail.com">michaelshiloh1010@gmail.com</a> <mailto:<a href="mailto:michaelshiloh1010@gmail.com">michaelshiloh1010@<wbr>gmail.com</a>>> wrote:<br>
><br>
> Not powertop, but yes tlp. Very interesting. I will uninstall and<br>
> see if that solves the problem.<br>
><br>
> Another observation I just made: If I suspend the laptop with USB<br>
> devices plugged in, they are still detected when I restart.<br>
><br>
> I guess I could work around by leaving some small USB device plugged<br>
> in (one of those wireless mouse things) but obviously that's a real<br>
> hack. Still, the observation may be a hint as to what's going on or<br>
> what I might look at next.<br>
><br>
> I will disable TLP and report back.<br>
><br>
> Michael<br>
><br>
> On Fri, Nov 24, 2017 at 2:38 AM, Efraim Flashner<br>
</span><span class="">> <<a href="mailto:efraim@flashner.co.il">efraim@flashner.co.il</a> <mailto:<a href="mailto:efraim@flashner.co.il">efraim@flashner.co.il</a>><wbr>> wrote:<br>
><br>
> On Thu, Nov 23, 2017 at 06:15:03PM +0400, Michael Shiloh wrote:<br>
> > Hi,<br>
> ><br>
> > I noticed that my old mouse didn't work all the time, and figured it was<br>
> > time to replace the mouse. Then I had trouble programming some Arduinos,<br>
> > and figured I had a bad Arduino. It wasn't until my system failed to see a<br>
> > thumb drive that I finally realized the common element here: After waking<br>
> > from suspend, no devices plugged in to the USB ports are recognized.<br>
> ><br>
><br>
> Do you run powertop or tlp on your laptop? Sometimes those can cause<br>
> issues with the USB ports.<br>
><br>
> --<br>
> Efraim Flashner <<a href="mailto:efraim@flashner.co.il">efraim@flashner.co.il</a><br>
</span>> <mailto:<a href="mailto:efraim@flashner.co.il">efraim@flashner.co.il</a>><wbr>> אפרים פלשנר<br>
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><br>
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