usb/156596: [ehci] Extremely high interrupt rate on ehci/uhci IRQ16 80% cpu utilization on CPU0

Andreas Gustafsson gson at gson.org
Wed Sep 18 07:50:02 UTC 2013


The following reply was made to PR usb/156596; it has been noted by GNATS.

From: Andreas Gustafsson <gson at gson.org>
To: bug-followup at FreeBSD.org
Cc:  
Subject: Re: usb/156596: [ehci] Extremely high interrupt rate on ehci/uhci IRQ16 80% cpu utilization on CPU0
Date: Wed, 18 Sep 2013 10:33:22 +0300

 FWIW, this problem also affects NetBSD, see http://gnats.netbsd.org/46596 .
 -- 
 Andreas Gustafsson, gson at gson.org


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