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| author |   Lorenzo Bianconi <lorenzo@kernel.org> | 2019-11-20 16:54:19 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-11-20 12:34:29 -0800 |
| commit | 07e13edbb6a6a9a407d6772a355836270e924aa8 (patch) | |
| tree | 652f59998ff9dcb329f619c27fcae1aea50bd105 /tools/perf/scripts/python/export-to-postgresql.py | |
| parent | net: page_pool: add the possibility to sync DMA memory for device (diff) | |
| download | linux-rng-07e13edbb6a6a9a407d6772a355836270e924aa8.tar.xz linux-rng-07e13edbb6a6a9a407d6772a355836270e924aa8.zip | |
net: mvneta: get rid of huge dma sync in mvneta_rx_refill
Get rid of costly dma_sync_single_for_device in mvneta_rx_refill
since now the driver can let page_pool API to manage needed DMA
sync with a proper size.
- XDP_DROP DMA sync managed by mvneta driver: ~420Kpps
- XDP_DROP DMA sync managed by page_pool API: ~585Kpps
Tested-by: Matteo Croce <mcroce@redhat.com>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Acked-by: Jesper Dangaard Brouer <brouer@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/perf/scripts/python/export-to-postgresql.py')
0 files changed, 0 insertions, 0 deletions