From: Joerg Roedel <jroe...@suse.de>
Move the code that does the deferred device attachment into a separate
helper function.
Signed-off-by: Joerg Roedel <jroe...@suse.de>
---
drivers/iommu/intel-iommu.c | 20 ++++++++++++--------
1 file changed, 12 insertions(+), 8 deletions(-)
diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c
index 80f2332a5466..42cdcce1602e 100644
--- a/drivers/iommu/intel-iommu.c
+++ b/drivers/iommu/intel-iommu.c
@@ -2529,16 +2529,20 @@ struct dmar_domain *find_domain(struct device *dev)
return NULL;
}
-static struct dmar_domain *deferred_attach_domain(struct device *dev)
+static void do_deferred_attach(struct device *dev)
{
- if (unlikely(attach_deferred(dev))) {
- struct iommu_domain *domain;
+ struct iommu_domain *domain;
- dev->archdata.iommu = NULL;
- domain = iommu_get_domain_for_dev(dev);
- if (domain)
- intel_iommu_attach_device(domain, dev);
- }
+ dev->archdata.iommu = NULL;
+ domain = iommu_get_domain_for_dev(dev);
+ if (domain)
+ intel_iommu_attach_device(domain, dev);
+}
+
+static struct dmar_domain *deferred_attach_domain(struct device *dev)
+{
+ if (unlikely(attach_deferred(dev)))
+ do_deferred_attach(dev);
return find_domain(dev);
}
--
2.17.1
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