amd-iommu: don't free dma adresses below 512MB with CONFIG_IOMMU_STRESS

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This will test the automatic aperture enlargement code. This is
important because only very few devices will ever trigger this code
path. So force it under CONFIG_IOMMU_STRESS.

Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>

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Joerg Roedel 2009-05-22 12:40:54 +02:00

parent f5e9705c64

commit 47bccd6bb2

1 changed files with 5 additions and 0 deletions

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arch/x86/kernel/amd_iommu.c

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