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Re: [PATCH 0/2] mac80211: fix HT+ to HT- (and vice-versa) CSA

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(fixed Johannes' email address)

Both these bugs go far back, so IMHO they should go to 3.8 and stable.

1/2 goes back to 3.13
2/2 goes back to 2.6.30 (though the affected code changed somewhat
                         since then)

--
Luca.

On Tue, 2014-10-28 at 13:33 +0200, Luca Coelho wrote:
> From: Luciano Coelho <luciano.coelho@xxxxxxxxx>
> 
> These two patches fix a bug that Jouni found when running his hostap
> hwsim test scripts (ap_ht40_csa).  The failure was caused by two
> different bugs which are fixed in this patchset.
> 
> The first bug was that we were not using the secondary channel offset
> IE of beacons for the switch, but the offset of the current channel,
> which cause us to use the same offset. 
> 
> The second bug was that we were trying to switch at the exact time of
> the switch on the station side, which, because of the processing time,
> was causing us to be too late.
> 
> Luciano Coelho (2):
>   mac80211: use secondary channel offset IE also beacons during CSA
>   mac80211: schedule the actual switch of the station before CSA count 0
> 
>  net/mac80211/ibss.c        |  2 +-
>  net/mac80211/ieee80211_i.h |  3 +--
>  net/mac80211/mesh.c        |  2 +-
>  net/mac80211/mlme.c        |  5 +++--
>  net/mac80211/spectmgmt.c   | 18 ++++++------------
>  5 files changed, 12 insertions(+), 18 deletions(-)
> 


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