From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 3E12DA057C; Thu, 26 Mar 2020 17:45:49 +0100 (CET) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 6BF531C028; Thu, 26 Mar 2020 17:45:45 +0100 (CET) Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by dpdk.org (Postfix) with ESMTP id BF2002AB for ; Thu, 26 Mar 2020 17:45:40 +0100 (CET) IronPort-SDR: ouffzkP0JZxVBmT4p1F7T+bHwFYqAxes3WGqhvr4TZerOBNW5IMtP2NQAzUMXTfTnL5J6cHsem r+1BAKx4seqA== X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Mar 2020 09:45:39 -0700 IronPort-SDR: a/F7QS/3Q559ScdrYfOihgNsx+DebQ++zXeEieEjYRyMlbWav3j1oQP7I4oizUQJmjiMCUYdAL Ww++F0sEjnSw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.72,309,1580803200"; d="scan'208";a="241015337" Received: from silpixa00400072.ir.intel.com ([10.237.222.213]) by orsmga008.jf.intel.com with ESMTP; 26 Mar 2020 09:45:38 -0700 From: Vladimir Medvedkin To: dev@dpdk.org Cc: konstantin.ananyev@intel.com, akhil.goyal@nxp.com Date: Thu, 26 Mar 2020 16:45:34 +0000 Message-Id: X-Mailer: git-send-email 2.7.4 In-Reply-To: <2811605d29b62740ba467527271c7a30fe75cf78.1585240684.git.vladimir.medvedkin@intel.com> References: <2811605d29b62740ba467527271c7a30fe75cf78.1585240684.git.vladimir.medvedkin@intel.com> In-Reply-To: <1583758545-375405-1-git-send-email-vladimir.medvedkin@intel.com> References: <1583758545-375405-1-git-send-email-vladimir.medvedkin@intel.com> Subject: [dpdk-dev] [PATCH v2 2/2] ipsec: use hash add and delete with precalculated signatures X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 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" Use rte_hash_add_key_with_hash and _del_key_with_hash with precalculated hash signature for a key in rte_ipsec_sad_add and rte_ipsec_sad_del. Signed-off-by: Vladimir Medvedkin --- lib/librte_ipsec/ipsec_sad.c | 80 ++++++++++++++++++++++++++++---------------- 1 file changed, 51 insertions(+), 29 deletions(-) diff --git a/lib/librte_ipsec/ipsec_sad.c b/lib/librte_ipsec/ipsec_sad.c index 3292968..6c95240 100644 --- a/lib/librte_ipsec/ipsec_sad.c +++ b/lib/librte_ipsec/ipsec_sad.c @@ -37,8 +37,7 @@ struct hash_cnt { struct rte_ipsec_sad { char name[RTE_IPSEC_SAD_NAMESIZE]; struct rte_hash *hash[RTE_IPSEC_SAD_KEY_TYPE_MASK]; - uint32_t spi_dip_keysize; - uint32_t spi_dip_sip_keysize; + uint32_t keysize[RTE_IPSEC_SAD_KEY_TYPE_MASK]; uint32_t init_val; /* Array to track number of more specific rules * (spi_dip or spi_dip_sip). Used only in add/delete @@ -75,29 +74,36 @@ add_specific(struct rte_ipsec_sad *sad, const void *key, /* Check if the key is present in the table. * Need for further accaunting in cnt_arr */ - ret = rte_hash_lookup(sad->hash[key_type], key); + ret = rte_hash_lookup_with_hash(sad->hash[key_type], key, + rte_hash_crc(key, sad->keysize[key_type], sad->init_val)); notexist = (ret == -ENOENT); /* Add an SA to the corresponding table.*/ - ret = rte_hash_add_key_data(sad->hash[key_type], key, sa); + ret = rte_hash_add_key_with_hash_data(sad->hash[key_type], key, + rte_hash_crc(key, sad->keysize[key_type], sad->init_val), sa); if (ret != 0) return ret; /* Check if there is an entry in SPI only table with the same SPI */ - ret = rte_hash_lookup_data(sad->hash[RTE_IPSEC_SAD_SPI_ONLY], - key, &tmp_val); + ret = rte_hash_lookup_with_hash_data(sad->hash[RTE_IPSEC_SAD_SPI_ONLY], + key, rte_hash_crc(key, sad->keysize[RTE_IPSEC_SAD_SPI_ONLY], + sad->init_val), &tmp_val); if (ret < 0) tmp_val = NULL; tmp_val = SET_BIT(tmp_val, key_type); /* Add an entry into SPI only table */ - ret = rte_hash_add_key_data(sad->hash[RTE_IPSEC_SAD_SPI_ONLY], - key, tmp_val); + ret = rte_hash_add_key_with_hash_data( + sad->hash[RTE_IPSEC_SAD_SPI_ONLY], key, + rte_hash_crc(key, sad->keysize[RTE_IPSEC_SAD_SPI_ONLY], + sad->init_val), tmp_val); if (ret != 0) return ret; /* Update a counter for a given SPI */ - ret = rte_hash_lookup(sad->hash[RTE_IPSEC_SAD_SPI_ONLY], key); + ret = rte_hash_lookup_with_hash(sad->hash[RTE_IPSEC_SAD_SPI_ONLY], key, + rte_hash_crc(key, sad->keysize[RTE_IPSEC_SAD_SPI_ONLY], + sad->init_val)); if (key_type == RTE_IPSEC_SAD_SPI_DIP) sad->cnt_arr[ret].cnt_dip += notexist; else @@ -127,15 +133,17 @@ rte_ipsec_sad_add(struct rte_ipsec_sad *sad, */ switch (key_type) { case(RTE_IPSEC_SAD_SPI_ONLY): - ret = rte_hash_lookup_data(sad->hash[key_type], - key, &tmp_val); + ret = rte_hash_lookup_with_hash_data(sad->hash[key_type], + key, rte_hash_crc(key, sad->keysize[key_type], + sad->init_val), &tmp_val); if (ret >= 0) tmp_val = SET_BIT(sa, GET_BIT(tmp_val, RTE_IPSEC_SAD_KEY_TYPE_MASK)); else tmp_val = sa; - ret = rte_hash_add_key_data(sad->hash[key_type], - key, tmp_val); + ret = rte_hash_add_key_with_hash_data(sad->hash[key_type], + key, rte_hash_crc(key, sad->keysize[key_type], + sad->init_val), tmp_val); return ret; case(RTE_IPSEC_SAD_SPI_DIP): case(RTE_IPSEC_SAD_SPI_DIP_SIP): @@ -163,13 +171,15 @@ del_specific(struct rte_ipsec_sad *sad, const void *key, int key_type) uint32_t *cnt; /* Remove an SA from the corresponding table.*/ - ret = rte_hash_del_key(sad->hash[key_type], key); + ret = rte_hash_del_key_with_hash(sad->hash[key_type], key, + rte_hash_crc(key, sad->keysize[key_type], sad->init_val)); if (ret < 0) return ret; /* Get an index of cnt_arr entry for a given SPI */ - ret = rte_hash_lookup_data(sad->hash[RTE_IPSEC_SAD_SPI_ONLY], - key, &tmp_val); + ret = rte_hash_lookup_with_hash_data(sad->hash[RTE_IPSEC_SAD_SPI_ONLY], + key, rte_hash_crc(key, sad->keysize[RTE_IPSEC_SAD_SPI_ONLY], + sad->init_val), &tmp_val); if (ret < 0) return ret; cnt = (key_type == RTE_IPSEC_SAD_SPI_DIP) ? @@ -187,10 +197,15 @@ del_specific(struct rte_ipsec_sad *sad, const void *key, int key_type) * remove an entry from SPI_only table */ if (tmp_val == NULL) - ret = rte_hash_del_key(sad->hash[RTE_IPSEC_SAD_SPI_ONLY], key); + ret = rte_hash_del_key_with_hash( + sad->hash[RTE_IPSEC_SAD_SPI_ONLY], key, + rte_hash_crc(key, sad->keysize[RTE_IPSEC_SAD_SPI_ONLY], + sad->init_val)); else - ret = rte_hash_add_key_data(sad->hash[RTE_IPSEC_SAD_SPI_ONLY], - key, tmp_val); + ret = rte_hash_add_key_with_hash_data( + sad->hash[RTE_IPSEC_SAD_SPI_ONLY], key, + rte_hash_crc(key, sad->keysize[RTE_IPSEC_SAD_SPI_ONLY], + sad->init_val), tmp_val); if (ret < 0) return ret; return 0; @@ -208,19 +223,23 @@ rte_ipsec_sad_del(struct rte_ipsec_sad *sad, return -EINVAL; switch (key_type) { case(RTE_IPSEC_SAD_SPI_ONLY): - ret = rte_hash_lookup_data(sad->hash[key_type], - key, &tmp_val); + ret = rte_hash_lookup_with_hash_data(sad->hash[key_type], + key, rte_hash_crc(key, sad->keysize[key_type], + sad->init_val), &tmp_val); if (ret < 0) return ret; if (GET_BIT(tmp_val, RTE_IPSEC_SAD_KEY_TYPE_MASK) == 0) { - ret = rte_hash_del_key(sad->hash[key_type], - key); + ret = rte_hash_del_key_with_hash(sad->hash[key_type], + key, rte_hash_crc(key, sad->keysize[key_type], + sad->init_val)); ret = ret < 0 ? ret : 0; } else { tmp_val = GET_BIT(tmp_val, RTE_IPSEC_SAD_KEY_TYPE_MASK); - ret = rte_hash_add_key_data(sad->hash[key_type], - key, tmp_val); + ret = rte_hash_add_key_with_hash_data( + sad->hash[key_type], key, + rte_hash_crc(key, sad->keysize[key_type], + sad->init_val), tmp_val); } return ret; case(RTE_IPSEC_SAD_SPI_DIP): @@ -286,6 +305,7 @@ rte_ipsec_sad_create(const char *name, const struct rte_ipsec_sad_conf *conf) /** Init hash[RTE_IPSEC_SAD_SPI_ONLY] for SPI only */ snprintf(hash_name, sizeof(hash_name), "sad_1_%p", sad); hash_params.key_len = sizeof(((struct rte_ipsec_sadv4_key *)0)->spi); + sad->keysize[RTE_IPSEC_SAD_SPI_ONLY] = hash_params.key_len; hash_params.entries = sa_sum; sad->hash[RTE_IPSEC_SAD_SPI_ONLY] = rte_hash_create(&hash_params); if (sad->hash[RTE_IPSEC_SAD_SPI_ONLY] == NULL) { @@ -301,7 +321,7 @@ rte_ipsec_sad_create(const char *name, const struct rte_ipsec_sad_conf *conf) else hash_params.key_len += sizeof(((struct rte_ipsec_sadv4_key *)0)->dip); - sad->spi_dip_keysize = hash_params.key_len; + sad->keysize[RTE_IPSEC_SAD_SPI_DIP] = hash_params.key_len; hash_params.entries = RTE_MAX(MIN_HASH_ENTRIES, conf->max_sa[RTE_IPSEC_SAD_SPI_DIP]); sad->hash[RTE_IPSEC_SAD_SPI_DIP] = rte_hash_create(&hash_params); @@ -318,7 +338,7 @@ rte_ipsec_sad_create(const char *name, const struct rte_ipsec_sad_conf *conf) else hash_params.key_len += sizeof(((struct rte_ipsec_sadv4_key *)0)->sip); - sad->spi_dip_sip_keysize = hash_params.key_len; + sad->keysize[RTE_IPSEC_SAD_SPI_DIP_SIP] = hash_params.key_len; hash_params.entries = RTE_MAX(MIN_HASH_ENTRIES, conf->max_sa[RTE_IPSEC_SAD_SPI_DIP_SIP]); sad->hash[RTE_IPSEC_SAD_SPI_DIP_SIP] = rte_hash_create(&hash_params); @@ -472,13 +492,15 @@ __ipsec_sad_lookup(const struct rte_ipsec_sad *sad, if ((uintptr_t)sa[i] & RTE_IPSEC_SAD_SPI_DIP_SIP) { idx_3[n_3] = i; hash_sig_3[n_3] = rte_hash_crc(keys[i], - sad->spi_dip_sip_keysize, sad->init_val); + sad->keysize[RTE_IPSEC_SAD_SPI_DIP_SIP], + sad->init_val); keys_3[n_3++] = keys[i]; } if ((uintptr_t)sa[i] & RTE_IPSEC_SAD_SPI_DIP) { idx_2[n_2] = i; hash_sig_2[n_2] = rte_hash_crc(keys[i], - sad->spi_dip_keysize, sad->init_val); + sad->keysize[RTE_IPSEC_SAD_SPI_DIP], + sad->init_val); keys_2[n_2++] = keys[i]; } /* clear 2 LSB's which indicate the presence -- 2.7.4