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Red Hat Bugzilla – Attachment 210641 Details for
Bug 300861
sb600 system generates ATA errors during initscripts
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[patch]
RHEL4 32bit DMA addressing fix
4jeff.patch (text/plain), 506 bytes, created by
Prarit Bhargava
on 2007-09-28 15:28:24 UTC
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Description:
RHEL4 32bit DMA addressing fix
Filename:
MIME Type:
Creator:
Prarit Bhargava
Created:
2007-09-28 15:28:24 UTC
Size:
506 bytes
patch
obsolete
>diff --git a/arch/x86_64/kernel/pci-gart.c b/arch/x86_64/kernel/pci-gart.c >index b71be6c..d5b8b44 100644 >--- a/arch/x86_64/kernel/pci-gart.c >+++ b/arch/x86_64/kernel/pci-gart.c >@@ -233,7 +233,7 @@ dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, > mmu = high; > if (force_iommu && !(gfp & GFP_DMA)) > mmu = 1; >- if (no_iommu || dma_mask < 0xffffffffUL) { >+ if (no_iommu || dma_mask <= 0xffffffffUL) { > if (high) { > if (!(gfp & GFP_DMA)) { > gfp |= GFP_DMA;
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