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authorOhad Ben-Cohen <ohad@wizery.com>2011-09-27 07:36:40 -0400
committerJoerg Roedel <joerg.roedel@amd.com>2011-09-30 16:40:32 +0200
commit0ed6d2d27bcc2ace454a8c55446e1bc3efd2d529 (patch)
tree0ed0c8f9878ee5a921ab69131e38a45864e2498f /arch/arm
parent30bd918c7132adddd370c79fd5619bf108efd702 (diff)
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iommu/core: let drivers know if an iommu fault handler isn't installed
Make report_iommu_fault() return -ENOSYS whenever an iommu fault handler isn't installed, so IOMMU drivers can then do their own platform-specific default behavior if they wanted. Fault handlers can still return -ENOSYS in case they want to elicit the default behavior of the IOMMU drivers. Signed-off-by: Ohad Ben-Cohen <ohad@wizery.com> Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
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