From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 90473A0C55; Mon, 6 Sep 2021 18:04:31 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 5E99E41141; Mon, 6 Sep 2021 18:04:13 +0200 (CEST) Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by mails.dpdk.org (Postfix) with ESMTP id 07DD541137 for ; Mon, 6 Sep 2021 18:04:10 +0200 (CEST) X-IronPort-AV: E=McAfee;i="6200,9189,10099"; a="281011530" X-IronPort-AV: E=Sophos;i="5.85,272,1624345200"; d="scan'208";a="281011530" Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Sep 2021 09:04:10 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.85,272,1624345200"; d="scan'208";a="464093165" Received: from silpixa00400072.ir.intel.com ([10.237.222.213]) by fmsmga007.fm.intel.com with ESMTP; 06 Sep 2021 09:04:09 -0700 From: Vladimir Medvedkin To: dev@dpdk.org Cc: konstantin.ananyev@intel.com, andrey.chilikin@intel.com, yipeng1.wang@intel.com, sameh.gobriel@intel.com, bruce.richardson@intel.com Date: Mon, 6 Sep 2021 17:03:58 +0100 Message-Id: <1630944239-363648-5-git-send-email-vladimir.medvedkin@intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1630944239-363648-1-git-send-email-vladimir.medvedkin@intel.com> References: <1630944239-363648-1-git-send-email-vladimir.medvedkin@intel.com> Subject: [dpdk-dev] [PATCH 4/5] test/thash: add tests for a new Toeplitz hash function X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" This patch provides a set of tests for verifying the new implementation of Toeplitz hash function using GFNI. Signed-off-by: Vladimir Medvedkin --- app/test/test_thash.c | 231 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 231 insertions(+) diff --git a/app/test/test_thash.c b/app/test/test_thash.c index d8981fb..5327a02 100644 --- a/app/test/test_thash.c +++ b/app/test/test_thash.c @@ -6,6 +6,7 @@ #include #include #include +#include #include "test.h" @@ -78,6 +79,34 @@ uint8_t default_rss_key[] = { 0x6a, 0x42, 0xb7, 0x3b, 0xbe, 0xac, 0x01, 0xfa, }; +uint8_t big_rss_key[] = { +0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2, +0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f, 0xb0, +0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b, 0x30, 0xb4, +0x77, 0xcb, 0x2d, 0xa3, 0x80, 0x30, 0xf2, 0x0c, +0x6a, 0x42, 0xb7, 0x3b, 0xbe, 0xac, 0x01, 0xfa, +0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2, +0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f, 0xb0, +0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b, 0x30, 0xb4, +0x77, 0xcb, 0x2d, 0xa3, 0x80, 0x30, 0xf2, 0x0c, +0x6a, 0x42, 0xb7, 0x3b, 0xbe, 0xac, 0x01, 0xfa, +0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2, +0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f, 0xb0, +0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b, 0x30, 0xb4, +0x77, 0xcb, 0x2d, 0xa3, 0x80, 0x30, 0xf2, 0x0c, +0x6a, 0x42, 0xb7, 0x3b, 0xbe, 0xac, 0x01, 0xfa, +0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2, +0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f, 0xb0, +0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b, 0x30, 0xb4, +0x77, 0xcb, 0x2d, 0xa3, 0x80, 0x30, 0xf2, 0x0c, +0x6a, 0x42, 0xb7, 0x3b, 0xbe, 0xac, 0x01, 0xfa, +0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2, +0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f, 0xb0, +0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b, 0x30, 0xb4, +0x77, 0xcb, 0x2d, 0xa3, 0x80, 0x30, 0xf2, 0x0c, +0x6a, 0x42, 0xb7, 0x3b, 0xbe, 0xac, 0x01, 0xfa, +}; + static int test_toeplitz_hash_calc(void) { @@ -145,6 +174,204 @@ test_toeplitz_hash_calc(void) } static int +test_toeplitz_hash_gfni(void) +{ + uint32_t i, j; + union rte_thash_tuple tuple; + uint32_t rss_l3, rss_l3l4; + uint64_t rss_key_matrixes[RTE_DIM(default_rss_key)]; + + if (!rte_thash_gfni_supported) + return TEST_SKIPPED; + + /* Convert RSS key into matrixes */ + rte_thash_complete_matrix(rss_key_matrixes, default_rss_key, + RTE_DIM(default_rss_key)); + + for (i = 0; i < RTE_DIM(v4_tbl); i++) { + tuple.v4.src_addr = rte_cpu_to_be_32(v4_tbl[i].src_ip); + tuple.v4.dst_addr = rte_cpu_to_be_32(v4_tbl[i].dst_ip); + tuple.v4.sport = rte_cpu_to_be_16(v4_tbl[i].dst_port); + tuple.v4.dport = rte_cpu_to_be_16(v4_tbl[i].src_port); + + rss_l3 = rte_thash_gfni(rss_key_matrixes, (uint8_t *)&tuple, + RTE_THASH_V4_L3_LEN * 4); + rss_l3l4 = rte_thash_gfni(rss_key_matrixes, (uint8_t *)&tuple, + RTE_THASH_V4_L4_LEN * 4); + if ((rss_l3 != v4_tbl[i].hash_l3) || + (rss_l3l4 != v4_tbl[i].hash_l3l4)) + return -TEST_FAILED; + } + + for (i = 0; i < RTE_DIM(v6_tbl); i++) { + for (j = 0; j < RTE_DIM(tuple.v6.src_addr); j++) + tuple.v6.src_addr[j] = v6_tbl[i].src_ip[j]; + for (j = 0; j < RTE_DIM(tuple.v6.dst_addr); j++) + tuple.v6.dst_addr[j] = v6_tbl[i].dst_ip[j]; + tuple.v6.sport = rte_cpu_to_be_16(v6_tbl[i].dst_port); + tuple.v6.dport = rte_cpu_to_be_16(v6_tbl[i].src_port); + rss_l3 = rte_thash_gfni(rss_key_matrixes, (uint8_t *)&tuple, + RTE_THASH_V6_L3_LEN * 4); + rss_l3l4 = rte_thash_gfni(rss_key_matrixes, (uint8_t *)&tuple, + RTE_THASH_V6_L4_LEN * 4); + if ((rss_l3 != v6_tbl[i].hash_l3) || + (rss_l3l4 != v6_tbl[i].hash_l3l4)) + return -TEST_FAILED; + } + + return TEST_SUCCESS; +} + +#define DATA_SZ 4 +#define ITER 1000 + +enum { + SCALAR_DATA_BUF_1_HASH_IDX = 0, + SCALAR_DATA_BUF_2_HASH_IDX, + GFNI_DATA_BUF_1_HASH_IDX, + GFNI_DATA_BUF_2_HASH_IDX, + GFNI_X2_DATA_BUF_1_HASH_IDX, + GFNI_X2_DATA_BUF_2_HASH_IDX, + HASH_IDXES +}; + +static int +test_toeplitz_hash_rand_data(void) +{ + uint32_t data[2][DATA_SZ]; + uint32_t scalar_data[2][DATA_SZ]; + uint32_t hash[HASH_IDXES] = { 0 }; + uint64_t rss_key_matrixes[RTE_DIM(default_rss_key)]; + int i, j; + + if (!rte_thash_gfni_supported) + return TEST_SKIPPED; + + rte_thash_complete_matrix(rss_key_matrixes, default_rss_key, + RTE_DIM(default_rss_key)); + + for (i = 0; i < ITER; i++) { + for (j = 0; j < DATA_SZ; j++) { + data[0][j] = rte_rand(); + data[1][j] = rte_rand(); + scalar_data[0][j] = rte_cpu_to_be_32(data[0][j]); + scalar_data[1][j] = rte_cpu_to_be_32(data[1][j]); + } + + hash[SCALAR_DATA_BUF_1_HASH_IDX] = rte_softrss(scalar_data[0], + DATA_SZ, default_rss_key); + hash[SCALAR_DATA_BUF_2_HASH_IDX] = rte_softrss(scalar_data[1], + DATA_SZ, default_rss_key); + hash[GFNI_DATA_BUF_1_HASH_IDX] = rte_thash_gfni( + rss_key_matrixes, (uint8_t *)data[0], + DATA_SZ * sizeof(uint32_t)); + hash[GFNI_DATA_BUF_2_HASH_IDX] = rte_thash_gfni( + rss_key_matrixes, (uint8_t *)data[1], + DATA_SZ * sizeof(uint32_t)); + rte_thash_gfni_x2(rss_key_matrixes, + (uint8_t *)data[0], (uint8_t *)data[1], + DATA_SZ * sizeof(uint32_t), + &hash[GFNI_X2_DATA_BUF_1_HASH_IDX], + &hash[GFNI_X2_DATA_BUF_2_HASH_IDX]); + + if ((hash[SCALAR_DATA_BUF_1_HASH_IDX] != + hash[GFNI_DATA_BUF_1_HASH_IDX]) || + (hash[SCALAR_DATA_BUF_1_HASH_IDX] != + hash[GFNI_X2_DATA_BUF_1_HASH_IDX]) || + (hash[SCALAR_DATA_BUF_2_HASH_IDX] != + hash[GFNI_DATA_BUF_2_HASH_IDX]) || + (hash[SCALAR_DATA_BUF_2_HASH_IDX] != + hash[GFNI_X2_DATA_BUF_2_HASH_IDX])) + + return -TEST_FAILED; + } + + return TEST_SUCCESS; +} + +static int +test_toeplitz_hash_gfni_x2(void) +{ + uint32_t i, j; + union rte_thash_tuple tuple[2]; + uint8_t *tuples[2]; + uint32_t rss_v4 = 0; + uint32_t rss_v6 = 0; + uint64_t rss_key_matrixes[RTE_DIM(default_rss_key)]; + + if (!rte_thash_gfni_supported) + return TEST_SKIPPED; + + /* Convert RSS key into matrixes */ + rte_thash_complete_matrix(rss_key_matrixes, default_rss_key, + RTE_DIM(default_rss_key)); + + for (i = 0; i < RTE_DIM(tuples); i++) { + /* allocate memory enough for a biggest tuple */ + tuples[i] = rte_zmalloc(NULL, RTE_THASH_V6_L4_LEN * 4, 0); + if (tuples[i] == NULL) + return -TEST_FAILED; + } + + for (i = 0; i < RTE_MIN(RTE_DIM(v4_tbl), RTE_DIM(v6_tbl)); i++) { + /*Load IPv4 headers and copy it into the corresponding tuple*/ + tuple[0].v4.src_addr = rte_cpu_to_be_32(v4_tbl[i].src_ip); + tuple[0].v4.dst_addr = rte_cpu_to_be_32(v4_tbl[i].dst_ip); + tuple[0].v4.sport = rte_cpu_to_be_16(v4_tbl[i].dst_port); + tuple[0].v4.dport = rte_cpu_to_be_16(v4_tbl[i].src_port); + rte_memcpy(tuples[0], &tuple[0], RTE_THASH_V4_L4_LEN * 4); + + /*Load IPv6 headers and copy it into the corresponding tuple*/ + for (j = 0; j < RTE_DIM(tuple[1].v6.src_addr); j++) + tuple[1].v6.src_addr[j] = v6_tbl[i].src_ip[j]; + for (j = 0; j < RTE_DIM(tuple[1].v6.dst_addr); j++) + tuple[1].v6.dst_addr[j] = v6_tbl[i].dst_ip[j]; + tuple[1].v6.sport = rte_cpu_to_be_16(v6_tbl[i].dst_port); + tuple[1].v6.dport = rte_cpu_to_be_16(v6_tbl[i].src_port); + rte_memcpy(tuples[1], &tuple[1], RTE_THASH_V6_L4_LEN * 4); + + rte_thash_gfni_x2(rss_key_matrixes, tuples[0], tuples[1], + RTE_THASH_V6_L4_LEN * 4, &rss_v4, &rss_v6); + + if ((rss_v4 != v4_tbl[i].hash_l3l4) || + (rss_v6 != v6_tbl[i].hash_l3l4)) + return -TEST_FAILED; + } + + return TEST_SUCCESS; +} + +static int +test_big_tuple_gfni(void) +{ + uint32_t arr[16]; + uint32_t arr_softrss[16]; + uint32_t hash_1, hash_2; + uint64_t rss_key_matrixes[RTE_DIM(big_rss_key)]; + unsigned int i, size = RTE_DIM(arr) * sizeof(uint32_t); + + if (!rte_thash_gfni_supported) + return TEST_SKIPPED; + + /* Convert RSS key into matrixes */ + rte_thash_complete_matrix(rss_key_matrixes, big_rss_key, + RTE_DIM(big_rss_key)); + + for (i = 0; i < RTE_DIM(arr); i++) { + arr[i] = rte_rand(); + arr_softrss[i] = rte_be_to_cpu_32(arr[i]); + } + + hash_1 = rte_softrss(arr_softrss, RTE_DIM(arr), big_rss_key); + hash_2 = rte_thash_gfni(rss_key_matrixes, (uint8_t *)arr, size); + + if (hash_1 != hash_2) + return -TEST_FAILED; + + return TEST_SUCCESS; +} + +static int test_create_invalid(void) { struct rte_thash_ctx *ctx; @@ -577,6 +804,10 @@ static struct unit_test_suite thash_tests = { .teardown = NULL, .unit_test_cases = { TEST_CASE(test_toeplitz_hash_calc), + TEST_CASE(test_toeplitz_hash_gfni), + TEST_CASE(test_toeplitz_hash_rand_data), + TEST_CASE(test_toeplitz_hash_gfni_x2), + TEST_CASE(test_big_tuple_gfni), TEST_CASE(test_create_invalid), TEST_CASE(test_multiple_create), TEST_CASE(test_free_null), -- 2.7.4