> The patchset introuduces IPv6 optimized MFEX profiles
> with AVX512 which can deliver upto 20% to 30% gain in
> performance over the existing scalar data-path.
>
> Hashing Optimization are also included which can further
> improve performance by approximately 10%.
>
> The patch also removes the magic numbers for MF bits, packet offsets
> and packet lenghts.
Thanks for the patch series Amber & Harry. Have been testing this the last few
days and it looks good to me. I've applied the series to master with a few
modifications (I removed the entry from NEWS as we didn't add an entry for the
IPv4 optimizations that were merged previously, so I think it makes sense to do
the same thing here, also fixed a few typos in commit messages).
Thanks
Ian
>
> ---
> v11:
> - Rebase on top of AVX512 runtime ISA check patch.
> v10:
> - Reabse onto Cian Partial AVX512 build patch.
> v9:
> - Fix Ubsan un-alinged memory load.
> v8:
> - Rename packet offsets defines to aling with packet struct.
> v7:
> - Remove magic numbers from AVX512 Profiles.
> v5:
> - Add Ipv6 and TCP packet length checks.
> v4:
> - rebase to master.
> - use static key lenghts for different packet types.
> v3:
> - rebase to master.
> v2:
> - fix the CI build.
> - fix check-patch for co-author.
> ---
>
> Kumar Amber (4):
> mfex_avx512: Calculate pkt offsets at compile time.
> mfex_avx512: Calculate miniflow_bits at compile time.
> dpif-netdev/mfex: Add AVX512 ipv6 traffic profiles
> dpif-netdev/mfex: Add ipv6 profile based hashing.
>
> NEWS | 4 +
> acinclude.m4 | 1 +
> lib/automake.mk | 5 +-
> lib/dp-packet.h | 43
> lib/dpif-netdev-extract-avx512.c | 349
> +-
> lib/dpif-netdev-private-extract.c | 51 -
> lib/dpif-netdev-private-extract.h | 20 ++
> lib/flow.c| 4 +
> 8 files changed, 463 insertions(+), 14 deletions(-)
>
> --
> 2.25.1
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