netdev - Re: [PATCH v4 0/2] sctp: Consolidate and ratelimit deprecation warnings

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Date:	Mon, 23 Dec 2013 22:55:16 +0000
From:	Ben Hutchings <bhutchings@...arflare.com>
To:	Neil Horman <nhorman@...driver.com>
CC:	<linux-sctp@...r.kernel.org>, Vlad Yasevich <vyasevich@...il.com>,
	"David Miller" <davem@...emloft.net>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	<netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v4 0/2] sctp: Consolidate and ratelimit deprecation
 warnings

On Mon, 2013-12-23 at 08:29 -0500, Neil Horman wrote:
> The SCTP protocol has several deprecation warnings in its setsockopt path that
> can be triggered by unprivlidged users.  Since these are not ratelimited, we can
> spam the logs quite easily here.  Since these are all deprecation warnings, and
> that type of warning isn't uncommon in the rest of the kernel, lets make a
> common pr_warn_deprecated macro to produce somewhat generalized ratelimited
> deprecation warnings easily
[...]

No objection to these changes, but I think deprecation warnings should
log at least the command name and maybe also the pid of the caller.

Ben.

-- 
Ben Hutchings, Staff Engineer, Solarflare
Not speaking for my employer; that's the marketing department's job.
They asked us to note that Solarflare product names are trademarked.

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