> > Russel, here's a patch you can test. It's only a partial fix for the > problem, because it doesn't handle over/underruns. Still, it would be > nice to see if the patch makes any difference in normal operation. > > Even if it doesn't fix the problem, please post a short stretch (a few > hundred lines) from a usbmon trace with the patch installed. > > Alan Stern > Hi, We tried downloading the latest kernel 3.15 and got this when applying the patch File to patch: ^C :~/linux kernel/usb-3.15.orig$ patch -p1 < patch.dif patching file drivers/usb/host/xhci-ring.c Hunk #1 FAILED at 3153. Hunk #2 FAILED at 3164. Hunk #3 FAILED at 3406. Hunk #4 FAILED at 3545. Hunk #5 FAILED at 3662. Hunk #6 FAILED at 3742. Hunk #7 FAILED at 3756. Hunk #8 FAILED at 3765. Hunk #9 FAILED at 3826. Hunk #10 FAILED at 3895. Hunk #11 FAILED at 3935. Hunk #12 FAILED at 3958. Hunk #13 FAILED at 3982. 13 out of 13 hunks FAILED -- saving rejects to file drivers/usb/host/xhci-ring.c.rej patching file drivers/usb/host/xhci.h Reversed (or previously applied) patch detected! Assume -R? [n] I was told that the lines in the source file were not in the place that they were expected, are we using the right kernel? Thanks in advance! BR Russel -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html