Commit 5b22a385 authored by Andi Kleen's avatar Andi Kleen Committed by Linus Torvalds
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[PATCH] x86_64: Tell user to enable GART_IOMMU when needed

Signed-off-by: default avatarAndi Kleen <>
Signed-off-by: default avatarLinus Torvalds <>
parent 7554c3f0
......@@ -92,7 +92,8 @@ void __init no_iommu_init(void)
dma_ops = &nommu_dma_ops;
if (end_pfn > MAX_DMA32_PFN) {
"WARNING more than 4GB of memory but IOMMU disabled.\n"
KERN_ERR "WARNING 32bit PCI may malfunction.\n");
"WARNING more than 4GB of memory but IOMMU not compiled in.\n"
KERN_ERR "WARNING 32bit PCI may malfunction.\n"
KERN_ERR "You might want to enable CONFIG_GART_IOMMU\n");
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