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358dd8ac53
pci_dev's->sysdata is highly overloaded and currently IOMMU is broken due to IOMMU code depending on this field. This patch introduces new field in pci_dev's dev.archdata struct to hold IOMMU specific per device IOMMU private data. Signed-off-by: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: Greg KH <greg@kroah.com> Cc: Jeff Garzik <jeff@garzik.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
14 lines
236 B
C
14 lines
236 B
C
#ifndef _ASM_X86_DEVICE_H
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#define _ASM_X86_DEVICE_H
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struct dev_archdata {
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#ifdef CONFIG_ACPI
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void *acpi_handle;
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#endif
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#ifdef CONFIG_DMAR
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void *iommu; /* hook for IOMMU specific extension */
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#endif
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};
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#endif /* _ASM_X86_DEVICE_H */
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