kern/93720: Kernel Dump to USB umass device

[Nate Nielsen]

The following reply was made to PR kern/93720; it has been noted by GNATS.

From: Nate Nielsen <nielsen at memberwebs.com>
To: FreeBSD-gnats-submit at FreeBSD.org, freebsd-bugs at FreeBSD.org
Cc:  
Subject: Re: kern/93720: Kernel Dump to USB umass device
Date: Wed, 22 Feb 2006 19:22:20 +0000 (GMT)

 This is a multi-part message in MIME format.
 --------------030305000202070609050606
 Content-Type: text/plain; charset=ISO-8859-1
 Content-Transfer-Encoding: 7bit
 
 Patch which fixes the problem.
 
 --------------030305000202070609050606
 Content-Type: text/x-patch;
  name="umass-ohci-dump.patch"
 Content-Transfer-Encoding: 7bit
 Content-Disposition: inline;
  filename="umass-ohci-dump.patch"
 
 Index: sys/dev/usb/umass.c
 ===================================================================
 RCS file: /home/ncvs/src/sys/dev/usb/umass.c,v
 retrieving revision 1.122.2.6
 diff -U3 -r1.122.2.6 umass.c
 --- sys/dev/usb/umass.c	29 Jan 2006 00:45:11 -0000	1.122.2.6
 +++ sys/dev/usb/umass.c	22 Feb 2006 03:04:02 -0000
 @@ -2643,21 +2643,17 @@
  	}
  }
  
 -/* umass_cam_poll
 - *	all requests are handled through umass_cam_action, requests
 - *	are never pending. So, nothing to do here.
 - */
  Static void
  umass_cam_poll(struct cam_sim *sim)
  {
 -#ifdef USB_DEBUG
  	struct umass_softc *sc = (struct umass_softc *) sim->softc;
  
  	DPRINTF(UDMASS_SCSI, ("%s: CAM poll\n",
  		USBDEVNAME(sc->sc_dev)));
 -#endif
  
 -	/* nop */
 +	usbd_set_polling(sc->sc_udev, 1);
 +	usbd_dopoll(sc->iface);
 +	usbd_set_polling(sc->sc_udev, 0);
  }
  
  
 Index: sys/dev/usb/ohci.c
 ===================================================================
 RCS file: /home/ncvs/src/sys/dev/usb/ohci.c,v
 retrieving revision 1.154.2.2
 diff -U3 -r1.154.2.2 ohci.c
 --- sys/dev/usb/ohci.c	29 Jan 2006 01:26:46 -0000	1.154.2.2
 +++ sys/dev/usb/ohci.c	22 Feb 2006 03:04:05 -0000
 @@ -3049,6 +3049,9 @@
  
  	splx(s);
  
 +	if (sc->sc_bus.use_polling)
 +		ohci_waitintr(sc, xfer);
 +
  	return (USBD_IN_PROGRESS);
  }
  
 
 --------------030305000202070609050606--