| H A D | crypto_bench.c | diff 9b560751f75f7b2484fa22c781be68f4f9fec2b0 Thu Jun 13 23:18:16 CEST 2024 Vadim Fedorenko <vadfed@meta.com> selftests: bpf: crypto: adjust bench to use nullable IV
The bench shows some improvements, around 4% faster on decrypt.
Before:
Benchmark 'crypto-decrypt' started.
Iter 0 (325.719us): hits 5.105M/s ( 5.105M/prod), drops 0.000M/s, total operations 5.105M/s
Iter 1 (-17.295us): hits 5.224M/s ( 5.224M/prod), drops 0.000M/s, total operations 5.224M/s
Iter 2 ( 5.504us): hits 4.630M/s ( 4.630M/prod), drops 0.000M/s, total operations 4.630M/s
Iter 3 ( 9.239us): hits 5.148M/s ( 5.148M/prod), drops 0.000M/s, total operations 5.148M/s
Iter 4 ( 37.885us): hits 5.198M/s ( 5.198M/prod), drops 0.000M/s, total operations 5.198M/s
Iter 5 (-53.282us): hits 5.167M/s ( 5.167M/prod), drops 0.000M/s, total operations 5.167M/s
Iter 6 (-17.809us): hits 5.186M/s ( 5.186M/prod), drops 0.000M/s, total operations 5.186M/s
Summary: hits 5.092 ± 0.228M/s ( 5.092M/prod), drops 0.000 ±0.000M/s, total operations 5.092 ± 0.228M/s
After:
Benchmark 'crypto-decrypt' started.
Iter 0 (268.912us): hits 5.312M/s ( 5.312M/prod), drops 0.000M/s, total operations 5.312M/s
Iter 1 (124.869us): hits 5.354M/s ( 5.354M/prod), drops 0.000M/s, total operations 5.354M/s
Iter 2 (-36.801us): hits 5.334M/s ( 5.334M/prod), drops 0.000M/s, total operations 5.334M/s
Iter 3 (254.628us): hits 5.334M/s ( 5.334M/prod), drops 0.000M/s, total operations 5.334M/s
Iter 4 (-77.691us): hits 5.275M/s ( 5.275M/prod), drops 0.000M/s, total operations 5.275M/s
Iter 5 (-164.510us): hits 5.313M/s ( 5.313M/prod), drops 0.000M/s, total operations 5.313M/s
Iter 6 (-81.376us): hits 5.346M/s ( 5.346M/prod), drops 0.000M/s, total operations 5.346M/s
Summary: hits 5.326 ± 0.029M/s ( 5.326M/prod), drops 0.000 ±0.000M/s, total operations 5.326 ± 0.029M/s
Reviewed-by: Eduard Zingerman <eddyz87@gmail.com>
Signed-off-by: Vadim Fedorenko <vadfed@meta.com>
Link: https://lore.kernel.org/r/20240613211817.1551967-5-vadfed@meta.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
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