netdev - Re: [PATCH] usbnet: ratelimit kevent may have been dropped warnings

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Date:	Fri, 09 Nov 2012 17:00:02 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	steve.glendinning@...well.net
Cc:	oneukum@...e.de, netdev@...r.kernel.org
Subject: Re: [PATCH] usbnet: ratelimit kevent may have been dropped warnings

From: Steve Glendinning <steve.glendinning@...well.net>
Date: Thu,  8 Nov 2012 16:26:21 +0000

> when something goes wrong, a flood of these messages can be
> generated by usbnet (thousands per second).  This doesn't
> generally *help* the condition so this patch ratelimits the
> rate of their generation.
> 
> There's an underlying problem in usbnet's kevent deferral
> mechanism which needs fixing, specifically that events *can*
> get dropped and not handled.  This patch doesn't address this,
> but just mitigates fallout caused by the current implemention.
> 
> Signed-off-by: Steve Glendinning <steve.glendinning@...well.net>

Applied, thanks.
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