IOMMU_NAME_SIZE - Linux

Symbol: IOMMU_NAME_SIZE

arch/x86/events/amd/iommu.c

char name[IOMMU_NAME_SIZE];

arch/x86/events/amd/iommu.c

snprintf(perf_iommu->name, IOMMU_NAME_SIZE, "amd_iommu_%u", idx);