[dpdk-dev] [PATCH v6 0/2] ticketlock: implement ticketlock and add test case
Joyce Kong
joyce.kong at arm.com
Fri Mar 15 07:56:26 CET 2019
v6:
Add rte_ticketlock.h in lib/librte_eal/common/include/arch/arm/.
Sort header inside ticketlock files by alphabetical order.
v5:
Change the variants inside rte_ticket_lock from unint to uint16_t for binary
compatibility with the plain spin lock(suggested by Honnappa Nagarahalli)).
v4:
Change some assignment operation in recursive ticket lock to __atomic.
V3:
1.Update ticketlock intrduction(suggested by Honnappa Nagarahalli).
2.Change the implementation of rte_ticketlock_trylock to CAS(suggested by Honnappa Nagarahalli).
V2:
1.Update commit message(suggested by Jerin Jacob).
2.Add ticketlock test cases(suggested by Jerin Jacob).
V1:
Implement ticket lock to improve lock fairness and prdictability.
As shown on thundex-2 platform:
*** ticketlock_autotest with this patch ***
Core [0] count = 496
Core [1] count = 495
Core [2] count = 498
...
Core [209] count = 488
Core [210] count = 490
Core [211] count = 474
Joyce Kong (2):
eal/ticketlock: ticket based to improve fairness
test/ticketlock: add ticket lock test case
MAINTAINERS | 6 +
app/test/Makefile | 1 +
app/test/autotest_data.py | 6 +
app/test/meson.build | 1 +
app/test/test_ticketlock.c | 311 +++++++++++++++++++++
doc/api/doxy-api-index.md | 1 +
lib/librte_eal/common/Makefile | 2 +-
.../common/include/arch/arm/rte_ticketlock.h | 64 +++++
.../common/include/generic/rte_ticketlock.h | 308 ++++++++++++++++++++
lib/librte_eal/common/meson.build | 1 +
10 files changed, 700 insertions(+), 1 deletion(-)
create mode 100644 app/test/test_ticketlock.c
create mode 100644 lib/librte_eal/common/include/arch/arm/rte_ticketlock.h
create mode 100644 lib/librte_eal/common/include/generic/rte_ticketlock.h
--
2.7.4
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