From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Date: Mon, 16 Dec 2013 19:05:01 +0000 (-0500)
Subject: swiotlb: Don't DoS us with 'swiotlb buffer is full' (v2)
X-Git-Tag: v3.14-rc1~83^2
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0cb637bff80d5ba2b916bb19f19ffd59cd4079fd;p=pandora-kernel.git

swiotlb: Don't DoS us with 'swiotlb buffer is full' (v2)

There is no need for that so lets use ratelimiting.
Also add some extra information to be helpful.

Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
[v2: s/ld/zs on the printk]
Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
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