Hi Mathias, This patch series is for command timeout refactoring. Patches usb: xhci: remove unnecessary second abort try usb: xhci: remove CRR polling in xhci_abort_cmd_ring() are follow-ups of your comments of "remove unnecessary second abort try as a separate patch, send to usb-next" and "remove polling for the Command ring running (CRR), waiting for completion is enough, if completion times out then we can check CRR. for usb-next" in below discussion thread. https://lkml.org/lkml/2016/12/21/186 Patches usb: xhci: add XHCI_MISS_CA_EVENT quirk bit usb: xhci: warn on command timeout in stopped command ring are my proposals. They base on the top of your timeout_race_fixes branch. (git://git.kernel.org/pub/scm/linux/kernel/git/mnyman/xhci.git timeout_race_fixes) Lu Baolu (4): usb: xhci: remove unnecessary second abort try usb: xhci: remove CRR polling in xhci_abort_cmd_ring() usb: xhci: add XHCI_MISS_CA_EVENT quirk bit usb: xhci: warn on command timeout in stopped command ring drivers/usb/host/xhci-ring.c | 64 ++++++++++++++++++-------------------------- drivers/usb/host/xhci.h | 6 +++++ 2 files changed, 32 insertions(+), 38 deletions(-) -- 2.1.4 -- 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