netdev - Re: Rate limiting AP bandwidth change messages in ieee80211_config

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Message-ID: <1443685705.1880.6.camel@sipsolutions.net>
Date:	Thu, 01 Oct 2015 09:48:25 +0200
From:	Johannes Berg <johannes@...solutions.net>
To:	Josh Boyer <jwboyer@...oraproject.org>
Cc:	drago01 <drago01@...il.com>,
	"linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>,
	netdev <netdev@...r.kernel.org>,
	"Linux-Kernel@...r. Kernel. Org" <linux-kernel@...r.kernel.org>
Subject: Re: Rate limiting AP bandwidth change messages in
 ieee80211_config_bw?


> For what purpose?  Or rather, when a user sees this in their dmesg,
> what are they supposed to do about it?

I think the idea isn't that the user would do something, but more that
in case of performance issues, or perhaps driver/device bugs handling
the changes, or similar you'd have an indication that this happened.


> > perhaps we should try rate limiting it then? Could you check if 
> > that
> > actually works?
> 
> I'll think on it, sure.  I was hoping sdata_dbg would be sufficient
> because it's much easier, but if there's value in the message I can
> look at limiting it in some fashion.
> 

Thanks.

johannes
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