Re: [RFC net-next 0/2] net: Use net_<level>_ratelimit

[David Miller <davem@xxxxxxxxxxxxx>]

From: Johannes Berg <johannes@xxxxxxxxxxxxxxxx>
Date: Tue, 15 May 2012 20:29:08 +0200

> On Tue, 2012-05-15 at 14:24 -0400, David Miller wrote:
> 
>> > But don't you have to do something in the sources to actually get
>> > dynamic_debug enabled? I'm concerned this will make mac80211 debugging
>> > inconsistent - the normal bits are just printk() still, and the
>> > rate-limited bits need some special enabling? That seems odd.
>> 
>> You can turn them all off or on with a simple flip of a boolean switch
>> at run-time.  Or, alternatively, you can turn them on or off in a
>> finer grained manner with other run-time facilities.
>> 
>> There should be a transition away from explicit KERN_DEBUG.
> 
> I support that, but I think it's confusing to have things mixed. Also,
> we seem to have printk_ratelimit(), so I'd prefer to have that used in
> mac80211 instead until everything there moves over to newer facilities.

No, you don't want that, it's different from the networking ratelimit
mechanism.  Joe explained this, and I just explaing it to you once
again in another reply.
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