x86, AMD IOMMU: add comments to core code
authorJoerg Roedel <joerg.roedel@amd.com>
Fri, 11 Jul 2008 15:14:22 +0000 (17:14 +0200)
committerIngo Molnar <mingo@elte.hu>
Fri, 11 Jul 2008 16:01:10 +0000 (18:01 +0200)
commit431b2a2015337533f1a9e39a840266a8a2c93144
tree300bc72db7e995ecaf8b3c00981773acb9289067
parentb65233a9c1da587bf19ee161982f4f0ec59941c0
x86, AMD IOMMU: add comments to core code

This patch adds comments about how the AMD IOMMU core code works for the DMA
remapping functionality.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Cc: iommu@lists.linux-foundation.org
Cc: bhavna.sarathy@amd.com
Cc: robert.richter@amd.com
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/kernel/amd_iommu.c