iommu_merge 16 arch/x86/include/asm/dma-mapping.h extern int iommu_merge; iommu_merge 415 arch/x86/kernel/amd_gart_64.c if (!iommu_merge || !nextneed || !need || s->offset || iommu_merge 451 arch/x86/kernel/amd_gart_64.c if (force_iommu || iommu_merge) { iommu_merge 32 arch/x86/kernel/pci-dma.c int iommu_merge __read_mostly = 0; iommu_merge 64 arch/x86/kernel/pci-dma.c iommu_merge = 1; iommu_merge 76 arch/x86/kernel/pci-dma.c iommu_merge = 0; iommu_merge 81 arch/x86/kernel/pci-dma.c iommu_merge = 1; iommu_merge 89 arch/x86/kernel/pci-dma.c iommu_merge = 1; iommu_merge 93 arch/x86/kernel/pci-dma.c iommu_merge = 0;