1d72e31c9SAlex WilliamsonWhat: /sys/kernel/iommu_groups/ 2d72e31c9SAlex WilliamsonDate: May 2012 3d72e31c9SAlex WilliamsonKernelVersion: v3.5 4d72e31c9SAlex WilliamsonContact: Alex Williamson <alex.williamson@redhat.com> 5d72e31c9SAlex WilliamsonDescription: /sys/kernel/iommu_groups/ contains a number of sub- 6d72e31c9SAlex Williamson directories, each representing an IOMMU group. The 7d72e31c9SAlex Williamson name of the sub-directory matches the iommu_group_id() 8d72e31c9SAlex Williamson for the group, which is an integer value. Within each 9d72e31c9SAlex Williamson subdirectory is another directory named "devices" with 10d72e31c9SAlex Williamson links to the sysfs devices contained in this group. 11d72e31c9SAlex Williamson The group directory also optionally contains a "name" 12d72e31c9SAlex Williamson file if the IOMMU driver has chosen to register a more 13d72e31c9SAlex Williamson common name for the group. 14d72e31c9SAlex WilliamsonUsers: 15