mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-30 06:46:41 +07:00
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
|
|
#define _ASM_X86_DEVICE_H
|
|
|
|
struct dev_archdata {
|
|
#ifdef CONFIG_ACPI
|
|
void *acpi_handle;
|
|
#endif
|
|
#ifdef CONFIG_DMAR
|
|
void *iommu; /* hook for IOMMU specific extension */
|
|
#endif
|
|
};
|
|
|
|
#endif /* _ASM_X86_DEVICE_H */
|