From mboxrd@z Thu Jan  1 00:00:00 1970
From: SF Markus Elfring <elfring@users.sourceforge.net>
Subject: Re: net-scm: Delete an unnecessary check before the function call
 "kfree"
Date: Tue, 17 Nov 2015 19:05:35 +0100
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Cc: linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org,
	Julia Lawall <julia.lawall@lip6.fr>, eric.dumazet@gmail.com
To: Daniel Borkmann <daniel@iogearbox.net>, netdev@vger.kernel.org,
	"David S. Miller" <davem@davemloft.net>
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> Eric already mentioned that in some situations where it's critical,
> it actually slows down the code, i.e. you'll have an extra
> function call to get there and inside kfree() / kfree_skb() / etc,
> the test is actually marked as unlikely().

How do you think about to add similar annotations to any more
source code places?

Regards,
Markus