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| author | Alexander Duyck <alexander.h.duyck@intel.com> | 2017-01-17 08:35:44 -0800 |
|---|---|---|
| committer | Jeff Kirsher <jeffrey.t.kirsher@intel.com> | 2017-02-16 04:02:44 -0800 |
| commit | f215af8cae4c283d8a522ea166d94f763dc4aebf (patch) | |
| tree | d8b5c1b66c107a1c707051d71d5bfeac816631a4 /tools/perf/scripts/python/event_analyzing_sample.py | |
| parent | ixgbe: Add function for checking to see if we can reuse page (diff) | |
| download | linux-f215af8cae4c283d8a522ea166d94f763dc4aebf.tar.gz linux-f215af8cae4c283d8a522ea166d94f763dc4aebf.zip | |
ixgbe: Only DMA sync frame length
On some platforms, syncing a buffer for DMA is expensive. Rather than
sync the whole 2K receive buffer, only synchronise the length of the
frame, which will typically be the MTU, or a much smaller TCP ACK.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'tools/perf/scripts/python/event_analyzing_sample.py')
0 files changed, 0 insertions, 0 deletions