usb/140883: [axe] USB gigabit ethernet hangs after short period
pyunyh at gmail.com
Sun Nov 29 21:39:00 UTC 2009
On Sun, Nov 29, 2009 at 02:50:03AM +0000, Brett Glass wrote:
> The following reply was made to PR usb/140883; it has been noted by GNATS.
> From: Brett Glass <brett at lariat.net>
> To: bug-followup at FreeBSD.org
> Cc: sub.mesa at gmail.com
> Subject: Re: usb/140883: [axe] USB gigabit ethernet hangs after short
> period of traffic
> Date: Sat, 28 Nov 2009 19:04:49 -0700
> The reason why the vendor name and device name is not appearing is
> that the USB_VERBOSE option was not included in the configuration
> of the 8.0-RELEASE GENERIC kernel.
> The USB_VERBOSE option should be included in GENERIC. Otherwise,
> any USB device whose driver follows the proper coding convention --
> that is, placing vendor and product information in /sys/usb/usbdevs
> rather than in the driver itself -- will not print the name of the
> vendor or device.
> The failure to print the name has nothing to do with the
> malfunction in the device, which may be due to overruns. (The
> buffer size currently allowed in the driver -- only 4K -- is extremely small.)
I'm not sure buffer size allowed in driver is 4K. Long time ago I
increased Rx buffer size to 16KB from 2KB for 88178/88772. That
change was essential to get 220Mbps for 88178/88772 on Rx. The
patch was not made into 8.0-RELEASE though. You can try the patch
from the following URL.
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