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Re: [PATCH 06/12] wlcore: send EAPOL frames with voice priority

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On Tue, Sep 10, 2013 at 12:15 PM, Luca Coelho <luca@xxxxxxxxx> wrote:
> On Tue, 2013-09-10 at 11:11 +0200, Arik Nemtsov wrote:
>> On Tue, Sep 10, 2013 at 9:47 AM, Luca Coelho <luca@xxxxxxxxx> wrote:
>> > On Tue, 2013-09-03 at 17:34 +0300, Eliad Peller wrote:
>> >> From: Igal Chernobelsky <igalc@xxxxxx>
>> >>
>> >> Send EAPOL frames with voice priority by setting TX_HW_ATTR_EAPOL_FRAME
>> >> new bit in tx attribute. Sending EAPOL with voice priority fixes
>> >> re-key timeout during heavy traffic issue.
>> >>
>> >> Signed-off-by: Igal Chernobelsky <igalc@xxxxxx>
>> >> Signed-off-by: Eliad Peller <eliad@xxxxxxxxxx>
>> >> ---
>> >
>> > This seems to be the same problem that Ben had and debugged by himself
>> > [1].  Fixing this in hostapd/wpa_supplicant seems more appropriate?
>> >
>> > This patch seems to take an advantage of some sort of hack in the
>> > firmware that will change the priority by itself when the
>> > TX_HW_ATTR_EAPOL_GRAME bit is set.  If we have a good reason to use this
>> > patch, we need to take care of the firmware version as well.  This
>> > probably doesn't work with the latest published firmware.
>> >
>> > [1] http://mid.gmane.org/522E18E5.1020503@xxxxxxxxxxxxxxx
>>
>> I believe he only fixed one mode (AP - hostapd) but not the other (GO
>> - wpa_supplicant). Anyway that's what we tested at the time.
>
> Okay, I didn't dig much into it.
>
>
>> Anyway marking it as this level doesn't do any harm. You're right
>> about the FW version though - it should be upstreamed first.
>
> Fair enough.  If the firmware implements this, no reason why not use it.
> But I'll wait for the new firmware before applying this.
>
this change is backward compatible, so there's no issue applying it as is.
however, if you prefer waiting for a newer fw that's fine too.
i'll add it to the waiting list :)

Eliad.
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