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| author | Hui Tang <[email protected]> | 2022-03-16 19:26:03 +0800 |
|---|---|---|
| committer | Herbert Xu <[email protected]> | 2022-04-08 16:13:30 +0800 |
| commit | 4cda2f4a0ee68a23cadfa8cc0fce9af548c29fe2 (patch) | |
| tree | ebb0d797ad7c57872e78a3a19a10693a40d188fa /tools/perf/scripts/python/check-perf-trace.py | |
| parent | d5db91d26af5207b18cf2a80d7a7094bd4f57896 (diff) | |
crypto: hisilicon/qm - optimize the barrier operation
A 'dma_wmb' barrier is enough to guarantee previous writes
before accessing by acc device in the outer shareable domain.
A 'smp_wmb' barrier is enough to guarantee previous writes
before accessing by other cpus in the inner shareble domain.
Signed-off-by: Hui Tang <[email protected]>
Signed-off-by: Herbert Xu <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/check-perf-trace.py')
0 files changed, 0 insertions, 0 deletions