Re: [PATCH 03/11] xhci: Log extra info on "ERROR Transfer event TRB DMA ptr not part of current TD"

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Hi,

On 08/02/2014 10:41 AM, Hans de Goede wrote:
> Hi,
> 
> On 08/02/2014 12:58 AM, Greg Kroah-Hartman wrote:
>> On Fri, Jul 25, 2014 at 10:01:20PM +0200, Hans de Goede wrote:
>>> Lately (with the use of uas / bulk-streams) we have been seeing several
>>> cases where this error triggers (which should never happen).
>>>
>>> Add some extra logging to make debugging these errors easier.
>>>
>>> Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
>>> ---
>>>  drivers/usb/host/xhci-mem.c  |  4 +++-
>>>  drivers/usb/host/xhci-ring.c | 22 ++++++++++++++++++----
>>>  drivers/usb/host/xhci.h      |  6 +++---
>>>  3 files changed, 24 insertions(+), 8 deletions(-)
>>
>> This patch just fails to apply:
>> checking file drivers/usb/host/xhci-mem.c
>> checking file drivers/usb/host/xhci-ring.c
>> Hunk #4 FAILED at 2519.
>> 1 out of 4 hunks FAILED
>> checking file drivers/usb/host/xhci.h
>> Hunk #1 succeeded at 1804 (offset -2 lines).
>>
>> So while I wanted to apply it, I can't :(
> 
> Oops, I based it on the latest 3.16-rc# at the time of sending,
> there probably was something in next already which conflicts.

Ok, I've figured out where the conflict came from. I posted
another series of 3 patches earlier which already made some
logging changes to the same code path, specifically
this patch depends on the

"xhci: Log ep-index and comp-code on TRB DMA ptr not part of current TD"

patch from that series being present. I've squashed the 2 together
for the resend I'm about to do.

More important that earlier series contained a bug fix, which
Matthias said he would pick up, but which does not seem to
have made its way into usb-next:

http://www.spinics.net/lists/linux-usb/msg110950.html

I'll also include that one in the resend.

Regards,

Hans
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