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authorAndy Shevchenko <[email protected]>2015-11-17 18:00:30 +0200
committerVinod Koul <[email protected]>2015-12-05 14:00:34 +0530
commitf0579c8ceaf18adf1eca8b4404f9caac37208655 (patch)
tree9b8908cb2e7a97fa7409cc7dbf32a93ecc094a52 /tools/perf/scripts/python/failed-syscalls-by-pid.py
parentf94cf9f4c54a72ccbd2078bb0cedd3691a71c431 (diff)
dmaengine: hsu: speed up residue calculation
There is no need to calculate an overall length of the descriptor each time we call for DMA transfer status. Instead we do this at descriptor allocation stage and keep the stored length for further usage. Signed-off-by: Andy Shevchenko <[email protected]> Signed-off-by: Vinod Koul <[email protected]>
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