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Help autotuner to find more stable workload settings for -m 6900 by limiting kernel loops

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This commit is contained in:
Jens Steube 2021-05-13 12:14:23 +02:00
parent 774b76efe2
commit 475716e81d
1 changed files with 11 additions and 1 deletions
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12
src/modules/module_06900.c
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@ -40,6 +40,16 @@ u32 module_salt_type (MAYBE_UNUSED const hashconfig_t *hashconfig,
const char *module_st_hash (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_HASH; }
const char *module_st_pass (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra) { return ST_PASS; }
u32 module_kernel_loops_max (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
{
// this mode is so close to the 90ms edge that the autotune randomly selects a good or a bad loop count with speed loss of up to 19%.
// this work around helps the autotuner to find a good spot and doesn't hurt us too much since the algorithm is a little slow anyway.
const u32 kernel_loops_max = 64;
return kernel_loops_max;
}
u32 module_pw_max (MAYBE_UNUSED const hashconfig_t *hashconfig, MAYBE_UNUSED const user_options_t *user_options, MAYBE_UNUSED const user_options_extra_t *user_options_extra)
{
const u32 pw_max = 32;
@ -147,7 +157,7 @@ void module_init (module_ctx_t *module_ctx)
module_ctx->module_jit_cache_disable = MODULE_DEFAULT;
module_ctx->module_kernel_accel_max = MODULE_DEFAULT;
module_ctx->module_kernel_accel_min = MODULE_DEFAULT;
module_ctx->module_kernel_loops_max = MODULE_DEFAULT;
module_ctx->module_kernel_loops_max = module_kernel_loops_max;
module_ctx->module_kernel_loops_min = MODULE_DEFAULT;
module_ctx->module_kernel_threads_max = MODULE_DEFAULT;
module_ctx->module_kernel_threads_min = MODULE_DEFAULT;