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Re: [PATCH 1/2] ath10k: use cumulative survey statistics

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On 05/04/2020 04:52 PM, Rajkumar Manoharan wrote:
On 2020-05-04 16:49, Ben Greear wrote:
On 05/04/2020 04:46 PM, Rajkumar Manoharan wrote:
On 2020-05-04 08:41, Markus Theil wrote:
ath10k currently reports survey results for the last interval between each
invocation of NL80211_CMD_GET_SURVEY. For concurrent invocations, this
can lead to unexpectedly small results, e.g. when hostapd uses survey
data and iw survey dump is invoked in parallel. Fix this by returning
cumulative results, that don't depend on the last invocation. Other
drivers, e.g. ath9k or mt76 also use this behavior.

Signed-off-by: Markus Theil <markus.theil@xxxxxxxxxxxxx>


IIRC this was fixed a while ago by below patch. Somehow it never landed in ath.git.
Simple one line change is enough.

https://patchwork.kernel.org/patch/10550707/

-Rajkumar

Have you tested this with wave-1?  Lots of older, at least, firmware
has brokenness in this area.

Yes. It was tested in wave-1 as well. Venkat replied to your comment on original change.

Ahh, sorry I missed that.

Hopefully no one is using the broken firmware anymore then!

--Ben


--
Ben Greear <greearb@xxxxxxxxxxxxxxx>
Candela Technologies Inc  http://www.candelatech.com



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