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/openbmc/qemu/hw/usb/ |
H A D | hcd-uhci.c | diff 719c130dcaa3b1269beed71ca9cf6c43a0219b30 Fri Dec 14 07:35:33 CST 2012 Hans de Goede <hdegoede@redhat.com> uhci: Fix 1 ms delay in interrupt reporting to the guest
Re-arrange how we process frames / increase frnum / report pending interrupts, to avoid a 1 ms delay in interrupt reporting to the guest. This increases the packet throughput for cases where the guest submits a single packet, then waits for its completion then re-submits from 500 pkts / sec to 1000 pkts / sec. This impacts for example the use of redirected / virtual usb to serial convertors.
Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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