Date: Wed, 9 Sep 2015 15:04:11 -0700 From: Shrikanth Kamath <shrikanth07@gmail.com> To: freebsd-usb@freebsd.org Subject: usb_event_thread/usb_discover called when block transfer in progress [FreeBSD 6.x] Message-ID: <CAEOAkMWCSMpn9xXQvX%2BHWp5Hj9EM0PdEMXOgofPdi%2BG27Nw9gA@mail.gmail.com>
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Basic query is it okay for usb_event_thread/usb_discover to get called when a block transfer is in progress and there was no USB attach/detach event? Is it triggered by usb controller? Are there any documents on the FreeBSD 6.x USB stack? USB_DEBUG logs usb_transfer_complete: repeat=0 new head=0 usbd_start_next: pipe=0x82acd7d0, xfer=0 usb_event_thread: woke up usb_discover usbd_transfer: xfer=0x82b7a320, flags=0, pipe=0x82acd820, running=0 usbd_dump_queue: pipe=0x82acd820 usb_allocmem: use frag=0x9507df00 size=31 usb_insert_transfer: pipe=0x82acd820 running=0 timeout=65000 usb_transfer_complete: pipe=0x82acd820 xfer=0x82b7a320 status=0 actlen=31 -- Shrikanth R K
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