diff options
| author | Jason Gunthorpe <jgg@nvidia.com> | 2026-07-06 11:48:31 -0700 |
|---|---|---|
| committer | Jason Gunthorpe <jgg@nvidia.com> | 2026-07-14 12:05:01 -0300 |
| commit | 072f454c38fd60afafb7325cc179d8ef241d58a5 (patch) | |
| tree | 4f857c056d74f332cbd46b36d3af6291ddb052da /tools/perf/scripts/python/stackcollapse.py | |
| parent | cfa821487564456652cc1a9a62dde0cd00d3ad29 (diff) | |
iommufd: Allow binding to a noiommu device
Allow iommufd to bind devices without an IOMMU (noiommu mode) by creating
a dummy igroup for such devices and skipping hwpt operations.
This enables noiommu devices to operate through the same iommufd API as IOMMU-
capable devices.
Link: https://patch.msgid.link/r/2c6cf6ab1564426050e637863c9b0d3b25541c63.1783360051.git.jacob.pan@linux.microsoft.com
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Yi Liu <yi.l.liu@intel.com>
Reviewed-by: Lu Baolu <baolu.lu@linux.intel.com>
Reviewed-by: Pranjal Shrivastava <praan@google.com>
Signed-off-by: Jacob Pan <jacob.pan@linux.microsoft.com>
Fixes: 2c6cf6ab1564 ("iommufd: Allow binding to a noiommu device")
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions