[Make-wifi-fast] [PATCH v7] mac80211: Move reorder-sensitive TX handlers to after TXQ dequeue.

[Toke Høiland-Jørgensen]

Dave Taht <dave.taht at gmail.com> writes:

> Did a few tests of rrul and rrul_be standalone. Didn't blow it up.
> Don't know what causes it, it where it is caused.
>
> On Mon, Sep 5, 2016 at 2:25 PM, Toke Høiland-Jørgensen <toke at toke.dk> wrote:
>> Dave Taht <dave.taht at gmail.com> writes:
>>
>>>> Ah, no, those are not panics, those are warnings being triggered by the
>>>> fast_tx pointer going while the packet was queued. Now, the
>>>> xmit_fast_finish() function doesn't actually use that for anything other
>>>> than crypto key configuration, so it would probably be feasible to get
>>>> rid of that check in the dequeue path.
>>>>
>>>> How many of those warnings do you see?
>>>
>>> I'm not crazy, I run the rrul test at the conclusion of the run. Which this was.
>>>
>>> I'll go run it on a fresh boot but...
>>>
>>> dmesg | grep 'cut here'
>>>
>>> [  707.011531] ------------[ cut here ]------------
>>> [  707.343296] ------------[ cut here ]------------
>>> [  707.676275] ------------[ cut here ]------------
>>> [  708.009204] ------------[ cut here ]------------
>>> [  708.342138] ------------[ cut here ]------------
>>> [  709.247082] ------------[ cut here ]------------
>>> [  709.580053] ------------[ cut here ]------------
>>> [  709.913023] ------------[ cut here ]------------
>>> [  710.245975] ------------[ cut here ]------------
>>>
>>> Also attached.
>>>
>>>> And what do you have to do to get
>>>> traffic to flow again?
>>>
>>> Seems to come back after a while.
>>
>> Right. Put up a bunch of new images (the ones with version +3).
>> Completely untested, but should get rid of the need for the fast_tx
>> pointer. See if you can blow those up? :)
>
> ok. did you wedge the ath10k driver + firmware into there?
>
> I'm about to go rewire some things and re-screw in some things...

No, but I put the ath10 drivers and firmware them in the packages/ dir..
There are a bunch of different ath10k firmwares, and everything is there
in a stock and a -ct version. So knock yourself out, I suppose :)

-Toke