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Support CUDA latency test with write w/ immediate verb #362

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4 changes: 2 additions & 2 deletions src/perftest_parameters.c
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Original file line number Diff line number Diff line change
Expand Up @@ -1949,9 +1949,9 @@ static void force_dependecies(struct perftest_parameters *user_param)
exit(1);
}

if (user_param->memory_type == MEMORY_CUDA && user_param->tst == LAT && (user_param->verb == WRITE || user_param->verb == WRITE_IMM)) {
if (user_param->memory_type == MEMORY_CUDA && user_param->tst == LAT && user_param->verb == WRITE) {
printf(RESULT_LINE);
fprintf(stderr,"Perftest supports CUDA latency tests with read/send verbs only\n");
fprintf(stderr, "Perftest doesn't support CUDA latency test with write (without immediate) verb\n");
exit(1);
}

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6 changes: 1 addition & 5 deletions src/perftest_resources.c
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Original file line number Diff line number Diff line change
Expand Up @@ -5222,7 +5222,6 @@ int run_iter_lat_write_imm(struct pingpong_context *ctx,struct perftest_paramete
uint64_t rcnt = 0;
int ne;
int err = 0;
volatile char *post_buf = NULL;

int size_per_qp = (user_param->use_srq) ?
user_param->rx_depth/user_param->num_of_qps : user_param->rx_depth;
Expand All @@ -5246,8 +5245,6 @@ int run_iter_lat_write_imm(struct pingpong_context *ctx,struct perftest_paramete
ctx->wr[0].send_flags |= IBV_SEND_INLINE;
}

post_buf = (char*)ctx->buf[0] + user_param->size - 1;

/* Duration support in latency tests. */
if (user_param->test_type == DURATION) {
duration_param=user_param;
Expand Down Expand Up @@ -5313,8 +5310,7 @@ int run_iter_lat_write_imm(struct pingpong_context *ctx,struct perftest_paramete
if (user_param->test_type == ITERATIONS)
user_param->tposted[scnt] = get_cycles();

*post_buf = (char)++scnt;

++scnt;
err = post_send_method(ctx, 0, user_param);

if (err) {
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