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| author | Si-Wei Liu <si-wei.liu@oracle.com> | 2024-10-21 16:40:39 +0300 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2024-11-13 02:05:04 +0300 |
| commit | 29ce8b8a4fa74e841342c8b8f8941848a3c6f29f (patch) | |
| tree | 9cc80cc10f07d3a4e6497c9147aac46c1a636a69 /tools/perf/scripts/python/gecko.py | |
| parent | 83e445e64f48bdae3f25013e788fcf592f142576 (diff) | |
| download | linux-29ce8b8a4fa74e841342c8b8f8941848a3c6f29f.tar.xz | |
vdpa/mlx5: Fix PA offset with unaligned starting iotlb map
When calculating the physical address range based on the iotlb and mr
[start,end) ranges, the offset of mr->start relative to map->start
is not taken into account. This leads to some incorrect and duplicate
mappings.
For the case when mr->start < map->start the code is already correct:
the range in [mr->start, map->start) was handled by a different
iteration.
Fixes: 94abbccdf291 ("vdpa/mlx5: Add shared memory registration code")
Cc: stable@vger.kernel.org
Signed-off-by: Si-Wei Liu <si-wei.liu@oracle.com>
Signed-off-by: Dragos Tatulea <dtatulea@nvidia.com>
Message-Id: <20241021134040.975221-2-dtatulea@nvidia.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'tools/perf/scripts/python/gecko.py')
0 files changed, 0 insertions, 0 deletions