[dpdk-dev] [PATCH v4 0/5] eventdev: add interrupt driven queues to Rx adapter
Jerin Jacob
jerin.jacob at caviumnetworks.com
Mon Jul 2 09:43:15 CEST 2018
-----Original Message-----
> Date: Mon, 2 Jul 2018 07:25:25 +0530
> From: Nikhil Rao <nikhil.rao at intel.com>
> To: jerin.jacob at caviumnetworks.com
> CC: nikhil.rao at intel.com, dev at dpdk.org
> Subject: [PATCH v4 0/5] eventdev: add interrupt driven queues to Rx adapter
> X-Mailer: git-send-email 1.8.3.1
>
>
> This patch series adds support for interrupt driven queues to the
> ethernet Rx adapter, the first 3 patches prepare the code to
> handle both poll and interrupt driven Rx queues, the 4th patch
> patch has code changes specific to interrupt driven queues and
> the final patch has test code.
>
> Changelog:
> v3->v4:
>
> * Fix FreeBSD build breakage.
# meson shared lib is failing with patch:
[226/1298] Compiling C object
'lib/lib@@rte_eventdev at sta/librte_eventdev_rte_event_eth_rx_adapter.c.o'.
FAILED:
lib/lib@@rte_eventdev at sta/librte_eventdev_rte_event_eth_rx_adapter.c.o
ccache gcc -Ilib/lib@@rte_eventdev at sta -Ilib -I../lib
-Ilib/librte_eventdev -I../lib/librte_eventdev -I. -I../ -Iconfig
-I../config -Ilib/librte_eal/common -I../lib/librte_eal/common
-Ilib/librte_eal/common/include -I../lib/librte_eal/common/include
-Ilib/librte_eal/common/include/arch/x86
-I../lib/librte_eal/common/include/arch/x86
-I../lib/librte_eal/linuxapp/eal/include
-Ilib/librte_eal/linuxapp/eal/../../../librte_compat
-I../lib/librte_eal/linuxapp/eal/../../../librte_compat -Ilib/librte_eal
-I../lib/librte_eal -Ilib/librte_compat -I../lib/librte_compat
-Ilib/librte_ring -I../lib/librte_ring -Ilib/librte_ethdev
-I../lib/librte_ethdev -Ilib/librte_net -I../lib/librte_net
-Ilib/librte_mbuf -I../lib/librte_mbuf -Ilib/librte_mempool
-I../lib/librte_mempool -Ilib/librte_kvargs -I../lib/librte_kvargs
-Ilib/librte_hash -I../lib/librte_hash -Ilib/librte_timer
-I../lib/librte_timer -Ilib/librte_cryptodev -I../lib/librte_cryptodev
-fdiagnostics-color=always -pipe -D_FILE_OFFSET_BITS=64 -Wall
-Winvalid-pch -Werror -O3 -include rte_config.h -Wsign-compare
-Wcast-qual -Wno-format-truncation -fPIC -march=native
-DALLOW_EXPERIMENTAL_API -MD -MQ
'lib/lib@@rte_eventdev at sta/librte_eventdev_rte_event_eth_rx_adapter.c.o'
-MF
'lib/lib@@rte_eventdev at sta/librte_eventdev_rte_event_eth_rx_adapter.c.o.d'
-o
'lib/lib@@rte_eventdev at sta/librte_eventdev_rte_event_eth_rx_adapter.c.o'
-c ../lib/librte_eventdev/rte_event_eth_rx_adapter.c
../lib/librte_eventdev/rte_event_eth_rx_adapter.c: In function
‘rxa_epoll_create1’:
../lib/librte_eventdev/rte_event_eth_rx_adapter.c:1249:1: error: no
return statement in function returning non-void [-Werror=return-type]
}
^
cc1: all warnings being treated as errors
# please rebase this and following patches to latest next-eventdev tree
http://patches.dpdk.org/patch/41795/
>
> v2->v3:
>
> * Fix shared build breakage.
>
> * Fix FreeBSD build breakage.
>
> * Reduce epoll maxevents parameter by 1, since thread wakeup
> uses pthread_cancel as opposed to an exit message through a
> file monitored by epoll_wait().
>
> * Check intr_handle before access, it is NULL when zero Rx queue
> interrupts are configured.
>
> * Remove thread_stop flag, in the event of a pthread_cancel, it is
> not possible to check this flag thread stack is unwound without
> returning to rxa_intr_thread.
>
> v1->v2:
>
> * Move rte_service_component_runstate_set such that it
> is called only when cap & RTE__EVENT_ETH_RX_ADAPTER_CAP_INTERNAL_PORT
> is false. (Jerin Jacob)
>
> * Fix meson build. (Jerin Jacob)
>
> * Replace calls to pthread_* with rte_ctrl_thread_create().
> (Jerin Jacob)
>
> * Move adapter test code to separate patch. (Jerin Jacob)
>
> Note: I haven't removed the note about devices created
> rte_event_eth_rx_adapter_create, will fix in a separate patch.
>
>
> Nikhil Rao (5):
> eventdev: standardize Rx adapter internal function names
> eventdev: improve err handling for Rx adapter queue add/del
> eventdev: move Rx adapter eth Rx to separate function
> eventdev: add interrupt driven queues to Rx adapter
> eventdev: add Rx adapter tests for interrupt driven queues
>
> config/rte_config.h | 1 +
> lib/librte_eventdev/rte_event_eth_rx_adapter.h | 5 +-
> lib/librte_eventdev/rte_event_eth_rx_adapter.c | 1526 +++++++++++++++++---
> test/test/test_event_eth_rx_adapter.c | 261 +++-
> .../prog_guide/event_ethernet_rx_adapter.rst | 24 +
> config/common_base | 1 +
> lib/librte_eventdev/Makefile | 9 +-
> 7 files changed, 1588 insertions(+), 239 deletions(-)
>
> --
> 1.8.3.1
>
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