[EXT] [PATCH] app/test-crypto-perf: add throughput OOP decryption

[Suanming Mou]

Hi Akhil

Sorry for the late reply.

> -----Original Message-----
> From: Akhil Goyal <gakhil at marvell.com>
> Sent: Friday, March 15, 2024 2:45 AM
> To: Suanming Mou <suanmingm at nvidia.com>; Anoob Joseph
> <anoobj at marvell.com>; ciara.power at intel.com
> Cc: dev at dpdk.org
> Subject: RE: [EXT] [PATCH] app/test-crypto-perf: add throughput OOP decryption
> 
> > During throughput running, re-filling the test data will impact the
> > performance test result. So for now, to run decrypt throughput testing
> > is not supported since the test data is not filled.
> >
> > But if user requires OOP(out-of-place) mode, the test data from source
> > mbuf will never be modified, and if the test data can be prepared out
> > of the running loop, the decryption test should be fine.
> >
> > This commit adds the support of out-of-place decryption testing for
> > throughput.
> >
> 
> 
> > Signed-off-by: Suanming Mou <suanmingm at nvidia.com>
> > ---
> >  app/test-crypto-perf/cperf_ops.c             |  5 ++-
> >  app/test-crypto-perf/cperf_options_parsing.c |  8 +++++
> > app/test-crypto-perf/cperf_test_throughput.c | 37 +++++++++++++++++---
> >  3 files changed, 44 insertions(+), 6 deletions(-)
> >
> > diff --git a/app/test-crypto-perf/cperf_ops.c
> > b/app/test-crypto-perf/cperf_ops.c
> > index 84945d1313..1d57b78c2b 100644
> > --- a/app/test-crypto-perf/cperf_ops.c
> > +++ b/app/test-crypto-perf/cperf_ops.c
> > @@ -608,7 +608,10 @@ cperf_set_ops_aead(struct rte_crypto_op **ops,
> >  	}
> >
> >  	if ((options->test == CPERF_TEST_TYPE_VERIFY) ||
> > -			(options->test == CPERF_TEST_TYPE_LATENCY)) {
> > +	    (options->test == CPERF_TEST_TYPE_LATENCY) ||
> > +	    (options->test == CPERF_TEST_TYPE_THROUGHPUT &&
> > +	     (options->aead_op == RTE_CRYPTO_AEAD_OP_DECRYPT ||
> > +	      options->cipher_op == RTE_CRYPTO_CIPHER_OP_DECRYPT))) {
> >  		for (i = 0; i < nb_ops; i++) {
> >  			uint8_t *iv_ptr = rte_crypto_op_ctod_offset(ops[i],
> >  					uint8_t *, iv_offset);
> > diff --git a/app/test-crypto-perf/cperf_options_parsing.c
> > b/app/test-crypto- perf/cperf_options_parsing.c index
> > 75afedc7fd..6caca44371 100644
> > --- a/app/test-crypto-perf/cperf_options_parsing.c
> > +++ b/app/test-crypto-perf/cperf_options_parsing.c
> > @@ -1291,6 +1291,14 @@ cperf_options_check(struct cperf_options *options)
> >  		}
> >  	}
> >
> > +	if (options->test == CPERF_TEST_TYPE_THROUGHPUT &&
> > +	    (options->aead_op == RTE_CRYPTO_AEAD_OP_DECRYPT ||
> > +	     options->cipher_op == RTE_CRYPTO_CIPHER_OP_DECRYPT) &&
> > +			!options->out_of_place) {
> > +		RTE_LOG(ERR, USER1, "Only out-of-place is allowed in
> > throughput decryption.\n");
> > +		return -EINVAL;
> > +	}
> 
> This check is blocking cipher_only decryption which should pass irrespective of
> inplace/oop and Data correct/incorrect.

Sorry, in that case I will remove "options->cipher_op == RTE_CRYPTO_CIPHER_OP_DECRYPT" and only kept " options->aead_op == RTE_CRYPTO_AEAD_OP_DECRYPT ", what do you think?

> 
> > +
> >  	if (options->op_type == CPERF_CIPHER_ONLY ||
> >  			options->op_type == CPERF_CIPHER_THEN_AUTH ||
> >  			options->op_type == CPERF_AUTH_THEN_CIPHER) { diff
> --git
> > a/app/test-crypto-perf/cperf_test_throughput.c b/app/test-crypto-
> > perf/cperf_test_throughput.c index f8f8bd717f..eab25ec863 100644
> > --- a/app/test-crypto-perf/cperf_test_throughput.c
> > +++ b/app/test-crypto-perf/cperf_test_throughput.c
> > @@ -98,6 +98,29 @@ cperf_throughput_test_constructor(struct
> > rte_mempool *sess_mp,
> >  	return NULL;
> >  }
> >
> > +static void
> > +cperf_verify_init_ops(struct rte_mempool *mp __rte_unused,
> > +		      void *opaque_arg,
> > +		      void *obj,
> > +		      __rte_unused unsigned int i)
> > +{
> > +	uint16_t iv_offset = sizeof(struct rte_crypto_op) +
> > +		sizeof(struct rte_crypto_sym_op);
> > +	uint32_t imix_idx = 0;
> > +	struct cperf_throughput_ctx *ctx = opaque_arg;
> > +	struct rte_crypto_op *op = obj;
> > +
> > +	(ctx->populate_ops)(&op, ctx->src_buf_offset,
> > +			ctx->dst_buf_offset,
> > +			1, ctx->sess, ctx->options,
> > +			ctx->test_vector, iv_offset, &imix_idx, NULL);
> > +
> > +	cperf_mbuf_set(op->sym->m_src,
> > +			ctx->options,
> > +			ctx->test_vector);
> Unnecessary line break.
> 
> > +
> Extra line

Will update.

> 
> > +}
> > +
> >  int
> >  cperf_throughput_test_runner(void *test_ctx)  { @@ -143,6 +166,9 @@
> > cperf_throughput_test_runner(void *test_ctx)
> >  	uint16_t iv_offset = sizeof(struct rte_crypto_op) +
> >  		sizeof(struct rte_crypto_sym_op);
> >
> > +	if (ctx->options->out_of_place)
> > +		rte_mempool_obj_iter(ctx->pool, cperf_verify_init_ops, (void
> > *)ctx);
> > +
> >  	while (test_burst_size <= ctx->options->max_burst_size) {
> >  		uint64_t ops_enqd = 0, ops_enqd_total = 0, ops_enqd_failed = 0;
> >  		uint64_t ops_deqd = 0, ops_deqd_total = 0, ops_deqd_failed = 0;
> @@
> > -175,11 +201,12 @@ cperf_throughput_test_runner(void *test_ctx)
> >  			}
> >
> >  			/* Setup crypto op, attach mbuf etc */
> > -			(ctx->populate_ops)(ops, ctx->src_buf_offset,
> > -					ctx->dst_buf_offset,
> > -					ops_needed, ctx->sess,
> > -					ctx->options, ctx->test_vector,
> > -					iv_offset, &imix_idx, &tsc_start);
> > +			if (!ctx->options->out_of_place)
> > +				(ctx->populate_ops)(ops, ctx->src_buf_offset,
> > +						ctx->dst_buf_offset,
> > +						ops_needed, ctx->sess,
> > +						ctx->options, ctx->test_vector,
> > +						iv_offset, &imix_idx,
> > &tsc_start);
> >
> >  			/**
> >  			 * When ops_needed is smaller than ops_enqd, the
> > --
> > 2.34.1