From 4b180d97b124a53e9fdd7fae977c856d54c1d196 Mon Sep 17 00:00:00 2001
From: Bjorn Helgaas <bhelgaas@google.com>
Date: Fri, 14 Feb 2014 14:08:51 -0700
Subject: [PATCH] iommu/amd: Add include of <linux/irqreturn.h>

We currently include <linux/irqreturn.h> in <linux/pci.h>, but I'm about to
remove that from linux/pci.h, so add explicit includes where needed.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
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