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

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On 08/04/2014 06:56 PM, Hans de Goede wrote:
> 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
> 

That's right, I was under the impression we were too late for usb-next already, and 
planned on sending it as a fix to usb-linus once 3.17-rc1 is out.

> I'll also include that one in the resend.

You don't think we should try to get it to 3.17 still? 

-Mathias

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