[dpdk-dev] [PATCH 7/7] doc: update software event device
pbhagavatula at caviumnetworks.com
Wed Oct 11 11:09:50 CEST 2017
Update software event device documentation to include use of service
cores for event distribution.
Signed-off-by: Pavan Nikhilesh <pbhagavatula at caviumnetworks.com>
doc/guides/eventdevs/sw.rst | 13 ++++++-------
1 file changed, 6 insertions(+), 7 deletions(-)
diff --git a/doc/guides/eventdevs/sw.rst b/doc/guides/eventdevs/sw.rst
index a3e6624..ec49b3b 100644
@@ -78,9 +78,9 @@ Scheduling Quanta
The scheduling quanta sets the number of events that the device attempts to
-schedule before returning to the application from the ``rte_event_schedule()``
-function. Note that is a *hint* only, and that fewer or more events may be
-scheduled in a given iteration.
+schedule in a single schedule call performed by the service core. Note that
+is a *hint* only, and that fewer or more events may be scheduled in a given
The scheduling quanta can be set using a string argument to the vdev
@@ -140,10 +140,9 @@ eventdev.
-The software eventdev is a centralized scheduler, requiring the
-``rte_event_schedule()`` function to be called by a CPU core to perform the
-required event distribution. This is not really a limitation but rather a
+The software eventdev is a centralized scheduler, requiring a service core to
+perform the required event distribution. This is not really a limitation but
+rather a design decision.
The ``RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED`` flag is not set in the
``event_dev_cap`` field of the ``rte_event_dev_info`` struct for the software
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