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| author |   Christoph Hellwig <hch@lst.de> | 2025-05-05 10:01:45 +0300 |
|---|---|---|
| committer |   Marek Szyprowski <m.szyprowski@samsung.com> | 2025-05-06 08:36:53 +0200 |
| commit | 5f3b133a23c545272b6bc1e818a5a35e1ca84b1e (patch) | |
| tree | a3b8005fab8f8ce46facaabaf7c10dc41dfeedf4 /scripts/lib/kdoc/kdoc_parser.py | |
| parent | dma-mapping: Implement link/unlink ranges API (diff) | |
| download | linux-rng-5f3b133a23c545272b6bc1e818a5a35e1ca84b1e.tar.xz linux-rng-5f3b133a23c545272b6bc1e818a5a35e1ca84b1e.zip | |
dma-mapping: add a dma_need_unmap helper
Add helper that allows a driver to skip calling dma_unmap_*
if the DMA layer can guarantee that they are no-nops.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Tested-by: Jens Axboe <axboe@kernel.dk>
Reviewed-by: Luis Chamberlain <mcgrof@kernel.org>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Diffstat (limited to 'scripts/lib/kdoc/kdoc_parser.py')
0 files changed, 0 insertions, 0 deletions