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[v3,0/3] vdpa/mlx5: optimize cpu utilization

Message ID 1593439316-135717-1-git-send-email-matan@mellanox.com (mailing list archive)
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Matan Azrad June 29, 2020, 2:01 p.m. UTC 
  Defines new event modes in order to schedule CQ polling.

Timer thread is created in mode 0 and 1 in order to save CPU utilization.

v2:
Add devargs to control the events mode.

v3:
rebase.
Improve mode 0 latency.

Matan Azrad (3):
  vdpa/mlx5: optimize notification events
  vdpa/mlx5: optimize completion queue poll
  vdpa/mlx5: control completion queue event mode

 doc/guides/vdpadevs/mlx5.rst        |  31 +++++
 drivers/vdpa/mlx5/Makefile          |   1 +
 drivers/vdpa/mlx5/mlx5_vdpa.c       |  57 ++++++++
 drivers/vdpa/mlx5/mlx5_vdpa.h       |  19 +++
 drivers/vdpa/mlx5/mlx5_vdpa_event.c | 257 +++++++++++++++++++++++++++++-------
 5 files changed, 318 insertions(+), 47 deletions(-)