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| author |   Ioana Ciocoi Radulescu <ruxandra.radulescu@nxp.com> | 2018-12-14 16:04:05 +0000 |
|---|---|---|
| committer |   Li Yang <leoyang.li@nxp.com> | 2019-01-11 15:06:54 -0600 |
| commit | f1e250bf365962519c96a1255b2fe34b6c0d6c60 (patch) | |
| tree | dcb0aecc6a476ade4441825c84c00ebfc2d804af /tools/perf/scripts/python/stackcollapse.py | |
| parent | bus: fsl-mc: automatically add a device_link on fsl_mc_[portal,object]_allocate (diff) | |
| download | wireguard-linux-f1e250bf365962519c96a1255b2fe34b6c0d6c60.tar.xz wireguard-linux-f1e250bf365962519c96a1255b2fe34b6c0d6c60.zip | |
soc: fsl: dpio: Add prefetch instruction
In dpaa2_io_store_next(), if the current dequeue entry is not
the last, prefetch the next one as most likely it will be
requested shortly by the consumer driver.
This brings a ~3% improvement for dpaa2 ethernet driver
IP forwarding with small size frames.
Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com>
Signed-off-by: Li Yang <leoyang.li@nxp.com>
Diffstat (limited to 'tools/perf/scripts/python/stackcollapse.py')
0 files changed, 0 insertions, 0 deletions