Date: Thu, 6 Mar 2014 12:59:10 +0100
From: Karl Beldan <karl.beldan@gmail.com>
To: "Grumbach, Emmanuel" <emmanuel.grumbach@intel.com>
Cc: Emmanuel Grumbach <egrumbach@gmail.com>,
	"linux-wireless@vger.kernel.org" <linux-wireless@vger.kernel.org>,
	"Bondar, Alexander" <alexander.bondar@intel.com>
Subject: Re: [PATCH 08/36] iwlwifi: mvm: Change power management dependency
 on multi MAC
Message-ID: <20140306115910.GB32396@magnum.frso.rivierawaves.com> (sfid-20140306_125933_414953_0EB351D0)
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On Thu, Mar 06, 2014 at 10:22:49AM +0000, Grumbach, Emmanuel wrote:
> > 
> > Hi,
> > 
> > Thanks for the update, indeed monitor is in better shape, however I am
> > still seeing some issues.
> > E.g. short-guard or > 20MHz bw frames are not visible when not
> > aggregated, I still see "Microcode SW error detected." but in a
> > different scenario (monitoring with main managed iface down, then upping
> > the main managed iface up), it also seems that we filter out many frames
> > when the main managed iface is up and/or? associated.
> > Also, I started working on AMSDUs this week and yesterday my laptop
> > crashed immediately when monitoring. This morning I see that this
> > happens when my aggregates start getting above the ~4k limit and
> > modprobing with amsdu_size_8K=1 seems to 'fix' the issue, I guess some
> > places need some oflows checks.
> > All this with wireless-next@704445d9 (i.e. circa the time I got your
> > email) and fw 22.15.8.0.
> > 
> 
> Please paste the data for the firmware assert. Also, take https://git.kernel.org/cgit/linux/kernel/git/jberg/mac80211.git/commit/?id=1c37a72c1bd0b83be8b95cff7f1bc9b1f32bd433 into account.

Just tried it, does not help for >20MHz bw .. I think the fact that I
cannot see them when not aggregated but can when they are might be a
good lead.

 
Karl