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[PATCH] x86_64: Tell user to enable GART_IOMMU when needed 

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Andi Kleen 2006-01-11 22:45:48 +01:00 committed by Linus Torvalds
parent 7554c3f0e3
commit 5b22a38551
1 changed files with 3 additions and 2 deletions
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5
arch/x86_64/kernel/pci-nommu.c
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@ -92,7 +92,8 @@ void __init no_iommu_init(void)
dma_ops = &nommu_dma_ops; dma_ops = &nommu_dma_ops;
if (end_pfn > MAX_DMA32_PFN) { if (end_pfn > MAX_DMA32_PFN) {
printk(KERN_ERR printk(KERN_ERR
"WARNING more than 4GB of memory but IOMMU disabled.\n" "WARNING more than 4GB of memory but IOMMU not compiled in.\n"
KERN_ERR "WARNING 32bit PCI may malfunction.\n"); KERN_ERR "WARNING 32bit PCI may malfunction.\n"
KERN_ERR "You might want to enable CONFIG_GART_IOMMU\n");
} }
} }