Re: [PATCH net-next v2 0/2] add benchmark selftest and optimization for ptr_ring
From: "Michael S. Tsirkin" <mst@redhat.com>
Date: 2021-06-25 06:42:41
Also in:
linux-kselftest, lkml
On Fri, Jun 25, 2021 at 11:18:54AM +0800, Yunsheng Lin wrote:
Patch 1: add a selftest app to benchmark the performance
of ptr_ring.
Patch 2: make __ptr_ring_empty() checking more reliable
and use the just added selftest to benchmark the
performance impact.
V2: add patch 1 and add performance data for patch 2.Thanks for the patches! There are some things to improve there - I sent comments in response to invididual patches.
Yunsheng Lin (2): selftests/ptr_ring: add benchmark application for ptr_ring ptr_ring: make __ptr_ring_empty() checking more reliable MAINTAINERS | 5 + include/linux/ptr_ring.h | 25 ++- tools/testing/selftests/ptr_ring/Makefile | 6 + tools/testing/selftests/ptr_ring/ptr_ring_test.c | 249 +++++++++++++++++++++++ tools/testing/selftests/ptr_ring/ptr_ring_test.h | 150 ++++++++++++++ 5 files changed, 426 insertions(+), 9 deletions(-) create mode 100644 tools/testing/selftests/ptr_ring/Makefile create mode 100644 tools/testing/selftests/ptr_ring/ptr_ring_test.c create mode 100644 tools/testing/selftests/ptr_ring/ptr_ring_test.h -- 2.7.4