From: Pavan Bhagavatula <pbhagavat...@caviumnetworks.com> Update software event device documentation to include use of service cores for event distribution.
Signed-off-by: Pavan Nikhilesh <pbhagavat...@caviumnetworks.com> Acked-by: John McNamara <john.mcnam...@intel.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 --- a/doc/guides/eventdevs/sw.rst +++ b/doc/guides/eventdevs/sw.rst @@ -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 +iteration. The scheduling quanta can be set using a string argument to the vdev create call: @@ -140,10 +140,9 @@ eventdev. Distributed Scheduler ~~~~~~~~~~~~~~~~~~~~~ -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 -design decision. +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 -- 2.7.4
