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iommu: Export iommu_get_resv_regions()
iommufd wants to use this in the next patch. For some reason the iommu_put_resv_regions() was already exported. Link: https://lore.kernel.org/r/4-v8-6659224517ea+532-iommufd_alloc_jgg@nvidia.com Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com> Reviewed-by: Kevin Tian <kevin.tian@intel.com> Tested-by: Nicolin Chen <nicolinc@nvidia.com> Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
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1 changed files with 10 additions and 1 deletions
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@ -2642,6 +2642,14 @@ int iommu_set_pgtable_quirks(struct iommu_domain *domain,
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}
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EXPORT_SYMBOL_GPL(iommu_set_pgtable_quirks);
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/**
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* iommu_get_resv_regions - get reserved regions
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* @dev: device for which to get reserved regions
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* @list: reserved region list for device
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*
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* This returns a list of reserved IOVA regions specific to this device.
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* A domain user should not map IOVA in these ranges.
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*/
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void iommu_get_resv_regions(struct device *dev, struct list_head *list)
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{
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const struct iommu_ops *ops = dev_iommu_ops(dev);
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@ -2649,9 +2657,10 @@ void iommu_get_resv_regions(struct device *dev, struct list_head *list)
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if (ops->get_resv_regions)
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ops->get_resv_regions(dev, list);
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}
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EXPORT_SYMBOL_GPL(iommu_get_resv_regions);
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/**
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* iommu_put_resv_regions - release resered regions
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* iommu_put_resv_regions - release reserved regions
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* @dev: device for which to free reserved regions
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* @list: reserved region list for device
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*
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