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| author | Jason Gunthorpe <jgg@nvidia.com> | 2025-11-04 14:30:03 -0400 |
|---|---|---|
| committer | Joerg Roedel <joerg.roedel@amd.com> | 2025-11-05 09:07:09 +0100 |
| commit | 9d4c274cd7d5e1b6b9e116e155f16bcd208237d8 (patch) | |
| tree | bb1fcfb0e770affdc884eadc1381c8d83ec59574 /tools/perf/scripts/python/bin | |
| parent | 879ced2bab1ba95e98fac56c9503791183bc7cbb (diff) | |
iommupt: Add iova_to_phys op
iova_to_phys is a performance path for the DMA API and iommufd, implement
it using an unrolled get_user_pages() like function waterfall scheme.
The implementation itself is fairly trivial.
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Reviewed-by: Pasha Tatashin <pasha.tatashin@soleen.com>
Reviewed-by: Samiullah Khawaja <skhawaja@google.com>
Tested-by: Alejandro Jimenez <alejandro.j.jimenez@oracle.com>
Tested-by: Pasha Tatashin <pasha.tatashin@soleen.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Diffstat (limited to 'tools/perf/scripts/python/bin')
0 files changed, 0 insertions, 0 deletions