> The OpenBSD boot and USB stress testing used Philippe Mathieu-Daudé's > suggested xHCI change which clears ERDP_EHB after a successful interrupt > callback: https://marc.info/?l=qemu-devel&m=178402329968274&w=2 > > That one-line change is kept in the development branch and is not part > of this series. With it applied, a full cvs -Q checkout of the OpenBSD > ports tree to USB storage completed without a stall.
I'd like to clarify that non of these workaround solves issue the long term. >From antoher hand this fix: https://marc.info/?l=qemu-devel&m=178449808743198&w=2 allows to run qemu machine for more than a week without any issues, when machine was heavy used by IO and multiple gcc builds. -- wbr, Kirill
