From: Mark Lord <mlord@pobox.com>
To: Sarah Sharp <sarah.a.sharp@linux.intel.com>
Cc: Paul Zimmerman <paulz@synopsys.com>,
David Laight <David.Laight@ACULAB.COM>,
"renevant@internode.on.net" <renevant@internode.on.net>,
"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>
Subject: Re: Help testing for USB ethernet/xHCI regression
Date: Thu, 30 Jan 2014 21:32:49 -0500 [thread overview]
Message-ID: <52EB0B51.4020407@pobox.com> (raw)
In-Reply-To: <20140130232629.GF14228@xanatos>
On 14-01-30 06:26 PM, Sarah Sharp wrote:
> On Thu, Jan 30, 2014 at 05:20:40PM -0500, Mark Lord wrote:
>> On 14-01-30 04:41 PM, Sarah Sharp wrote:
>>>
>>> Mark and David, can you pull the 3.13-td-changes-reverted branch again,
>>> and see if the latest patch fixes your issue? It disables scatter
>>> gather for the ax88179_178a device, but only when it's operating at USB
>>> 3.0 speeds.
>>
>> As expected, this works just fine.
>
> Did it work when plugged into a USB 2.0 hub?
Curiosity, NO. Dies almost immediately when run at USB 2.0 Hi-Speed.
With a USB 2.0 hub, with a USB 2.0 port on a USB 3.0 hub,
and with a USB 2.0 extension cable in place of a hub.
Near instant hangs.
Plugged directly to the USB 3.0 port, it works fine.
--
Mark Lord
Real-Time Remedies Inc.
mlord@pobox.com
next prev parent reply other threads:[~2014-01-31 2:32 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <22081260.RNay0J72dY@athas>
2014-01-29 21:54 ` Help testing for USB ethernet/xHCI regression Sarah Sharp
2014-01-30 9:44 ` David Laight
2014-01-30 10:46 ` renevant
2014-01-30 12:46 ` renevant
[not found] ` <063D6719AE5E284EB5DD2968C1650D6D0F6ACF20-VkEWCZq2GCInGFn1LkZF6NBPR1lH4CV8@public.gmane.org>
2014-01-30 18:44 ` Sarah Sharp
2014-01-30 19:45 ` Mark Lord
2014-01-30 19:54 ` Paul Zimmerman
[not found] ` <A2CA0424C0A6F04399FB9E1CD98E03046D147453-Yu2iAY70zvrYN67daEjeMPufCSb+aD3WLzEdoUbNIic@public.gmane.org>
2014-01-30 20:00 ` Mark Lord
2014-01-30 21:41 ` Sarah Sharp
2014-01-30 22:20 ` Mark Lord
[not found] ` <52EAD038.5020409-e+AXbWqSrlAAvxtiuMwx3w@public.gmane.org>
2014-01-30 23:26 ` Sarah Sharp
2014-01-31 2:32 ` Mark Lord [this message]
2014-01-31 18:37 ` Sarah Sharp
2014-01-28 20:30 Sarah Sharp
2014-01-29 4:30 ` Mark Lord
2014-01-29 4:54 ` Mark Lord
2014-01-29 21:18 ` Sarah Sharp
2014-01-30 10:03 ` David Laight
2014-01-30 21:45 ` Mark Lord
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