Hi Mathias, On Fri, 2015-09-18 at 22:45 +0300, Alexey Brodkin wrote: > Hi Mathias, > > On Fri, 2015-09-18 at 18:07 +0300, Mathias Nyman wrote: > > If the difference is big enough between the bytes asked and received > > in a bulk tranfer we can get a short transfer event pointing to a TRB in > > the middle of the TD. We don't want to handle the TD yet as we will anyway > > receive a new event for the last TRB in the TD. > > > > Hold off removing TD from list and finishing it before we reveive a event > > for the last TRB in the TD > > > > Signed-off-by: Mathias Nyman <mathias.ny...@linux.intel.com> > > --- > > I tried your patch and even though I I cannot see literally any changes > in usbmon output I see [probably too] many things reported in syslog. > > I'm not sure if that's ok to post such a long logs here but I'll do it now. > If that's not ok please let me know how to pass those long logs to you. > > Also before that log an observation - USB device gets reconnected > even though I don't touch it. In the log below you'll see it happens twice. > > Note below the first part of the log is for just device connection and > some more time after that. And only then logs for 2 attempts to get > data from USB device. >
I'm wondering if there's any chance to continue this investigation? -Alexey
