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| author | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-05-08 18:56:31 +0100 |
|---|---|---|
| committer | Jonathan Cameron <Jonathan.Cameron@huawei.com> | 2022-06-14 11:53:16 +0100 |
| commit | 7d12a61187aed57863c41032acbc1fae516d6e49 (patch) | |
| tree | 8aabafa03bf14800ab99dba5d75689eb2f0c2062 /tools/perf/scripts/python/flamegraph.py | |
| parent | iio: dac: ad5755: Fix alignment for DMA safety (diff) | |
| download | linux-7d12a61187aed57863c41032acbc1fae516d6e49.tar.gz linux-7d12a61187aed57863c41032acbc1fae516d6e49.zip | |
iio: dac: ad5761: Fix alignment for DMA safety
____cacheline_aligned is an insufficient guarantee for non-coherent DMA
on platforms with 128 byte cachelines above L1. Switch to the updated
IIO_DMA_MINALIGN definition.
Update the comment to include 'may'.
Fixes: 131497acd88a ("iio: add ad5761 DAC driver")
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Nuno Sá <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20220508175712.647246-52-jic23@kernel.org
Diffstat (limited to 'tools/perf/scripts/python/flamegraph.py')
0 files changed, 0 insertions, 0 deletions