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| author |   Joao Martins <joao.m.martins@oracle.com> | 2024-06-27 12:00:56 +0100 |
|---|---|---|
| committer |   Jason Gunthorpe <jgg@nvidia.com> | 2024-06-28 13:12:22 -0300 |
| commit | 9560393b830b415b2151b3dd8e065257cccbffa7 (patch) | |
| tree | 875e1ec707b0f2f0d649d8823276d395f77a80dd /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | iommufd/selftest: Fix dirty bitmap tests with u8 bitmaps (diff) | |
| download | wireguard-linux-9560393b830b415b2151b3dd8e065257cccbffa7.tar.xz wireguard-linux-9560393b830b415b2151b3dd8e065257cccbffa7.zip | |
iommufd/selftest: Fix iommufd_test_dirty() to handle <u8 bitmaps
The calculation returns 0 if it sets less than the number of bits per
byte. For calculating memory allocation from bits, lets round it up to
one byte.
Link: https://lore.kernel.org/r/20240627110105.62325-3-joao.m.martins@oracle.com
Reported-by: Matt Ochs <mochs@nvidia.com>
Fixes: a9af47e382a4 ("iommufd/selftest: Test IOMMU_HWPT_GET_DIRTY_BITMAP")
Signed-off-by: Joao Martins <joao.m.martins@oracle.com>
Reviewed-by: Kevin Tian <kevin.tian@intel.com>
Tested-by: Matt Ochs <mochs@nvidia.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions