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14 lines
693 B
C
14 lines
693 B
C
$NetBSD: patch-xen_drivers_passthrough_vtd_x86_ats.c,v 1.1 2015/09/14 13:36:29 joerg Exp $
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--- xen/drivers/passthrough/vtd/x86/ats.c.orig 2015-09-13 15:34:59.000000000 +0000
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+++ xen/drivers/passthrough/vtd/x86/ats.c
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@@ -286,7 +286,7 @@ int dev_invalidate_iotlb(struct iommu *i
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case DMA_TLB_GLOBAL_FLUSH:
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/* invalidate all translations: sbit=1,bit_63=0,bit[62:12]=1 */
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sbit = 1;
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- addr = (~0 << PAGE_SHIFT_4K) & 0x7FFFFFFFFFFFFFFF;
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+ addr = (~0ULL << PAGE_SHIFT_4K) & 0x7FFFFFFFFFFFFFFF;
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ret |= qinval_device_iotlb(iommu, pdev->ats_queue_depth,
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sid, sbit, addr);
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break;
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