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iommu/amd: Use swiotlb in passthrough mode
authorJoerg Roedel <jroedel@suse.de>
Tue, 28 Jul 2015 14:58:50 +0000 (16:58 +0200)
committerJoerg Roedel <jroedel@suse.de>
Thu, 30 Jul 2015 08:28:48 +0000 (10:28 +0200)
commit323023245771589c53869396e3297c703d347852
tree2a306888cba9e332b1edb0387d5001e75cb668f3tree
parent02ca20212f0dde5c90be8de19cc159726b5561aacommit | diff
iommu/amd: Use swiotlb in passthrough mode

In passthrough mode (iommu=pt) all devices are identity
mapped. If a device does not support 64bit DMA it might
still need remapping. Make sure swiotlb is initialized to
provide this remapping.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
drivers/iommu/amd_iommu.c diff | blob | blame | history
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