On 04/26/2013 12:47 PM, Dave Jiang wrote:
I have a feeling it's something else and the patch maybe have exposed it. A channel error occured and bit 12 is Completion Address Error. IOATDMA driver has no suspend/resume support. So what happens to the driver when a suspend and then resume happens? Is it possible that the DMA mapped completion address no longer exists after resume? What platform did this happen on?
Dave, Platform is HP Z820 with Two 8-core Intel(R) Xeon(R) CPU E5-2660 0 @ 2.20GHz and HT enabled. Output of lspci and lsmod available at these links. http://people.redhat.com/tcamuso/xhci-logs/lspci.txt http://people.redhat.com/tcamuso/xhci-logs/lsmod.txt -- 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
