Messages in this thread | | | Date | Tue, 13 Dec 2005 00:24:51 +0100 | From | Rene Herman <> | Subject | Re: External USB2 HDD affects speed hda |
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Rene Herman wrote:
(thread at http://marc.theaimsgroup.com/?t=111749614000002&r=1&w=2)
> David Brownell wrote:
>> - if (!head->qh_next.qh) { >> + if (!head->qh_next.qh && !ehci->reclaim) { > > > Thanks, but unfortunately no change. That is, still have that "Async" > status flag toggling on and off in /sys/class/usb_host/usb?/registers > (and the ~ 8MB/s drop in IDE throughput).
Maybe useful informateion: no problems when the disk is accessed through uhci-hcd at the same port. Only using it through ehci-hcd triggers the problem ("async" status flag toggling on/off, drop in IDE throughput).
Rene.
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