Defined in 2 files as a externvar:

• arch/x86/include/asm/iommu.h, line 9 (as a externvar)
• include/linux/dmar.h, line 139 (as a externvar)

Referenced in 7 files:

• arch/x86/kernel/amd_gart_64.c, line 735
• arch/x86/kernel/aperture_64.c
  • line 460
  • line 504
• arch/x86/kernel/pci-dma.c
  • line 36
  • line 47
  • line 118
• drivers/iommu/amd/init.c
  • line 3402
  • line 3698
• drivers/iommu/intel/dmar.c, line 990
• drivers/iommu/intel/iommu.c
  • line 2574
  • line 2614
• drivers/soc/fsl/qbman/qman_portal.c
  • line 55
  • line 70