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authorBaoquan He <bhe@redhat.com>2017-08-09 11:33:40 +0300
committerJoerg Roedel <jroedel@suse.de>2017-08-15 19:14:39 +0300
commite01d1913b0d0817191418381a6fcebaa01abde2a (patch)
tree462e79ba6c2b8b9c590e392b8f4fbb508f52dc4b /include/linux/iommu.h
parent53019a9e88cc14bae2780ba807faba87a5829891 (diff)
downloadlinux-e01d1913b0d0817191418381a6fcebaa01abde2a.tar.xz
iommu: Add is_attach_deferred call-back to iommu-ops
This new call-back will be used to check if the domain attach need be deferred for now. If yes, the domain attach/detach will return directly. Signed-off-by: Baoquan He <bhe@redhat.com> Signed-off-by: Joerg Roedel <jroedel@suse.de>
Diffstat (limited to 'include/linux/iommu.h')
-rw-r--r--include/linux/iommu.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/iommu.h b/include/linux/iommu.h
index 2cb54adc4a33..63983c9e6c3a 100644
--- a/include/linux/iommu.h
+++ b/include/linux/iommu.h
@@ -225,6 +225,7 @@ struct iommu_ops {
u32 (*domain_get_windows)(struct iommu_domain *domain);
int (*of_xlate)(struct device *dev, struct of_phandle_args *args);
+ bool (*is_attach_deferred)(struct iommu_domain *domain, struct device *dev);
unsigned long pgsize_bitmap;
};