From patchwork Fri Oct 2 16:07:13 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "De Lara Guarch, Pablo" X-Patchwork-Id: 7377 Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [IPv6:::1]) by dpdk.org (Postfix) with ESMTP id 244EF8E65; Fri, 2 Oct 2015 18:07:20 +0200 (CEST) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by dpdk.org (Postfix) with ESMTP id 591568D99 for ; Fri, 2 Oct 2015 18:07:19 +0200 (CEST) Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga103.fm.intel.com with ESMTP; 02 Oct 2015 09:07:16 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.17,623,1437462000"; d="scan'208";a="802274993" Received: from sie-lab-214-036.ir.intel.com (HELO sie-lab-214-174.ir.intel.com) ([10.237.214.36]) by fmsmga001.fm.intel.com with ESMTP; 02 Oct 2015 09:07:14 -0700 From: Pablo de Lara To: dev@dpdk.org Date: Fri, 2 Oct 2015 17:07:13 +0100 Message-Id: <1443802033-245423-1-git-send-email-pablo.de.lara.guarch@intel.com> X-Mailer: git-send-email 2.4.3 Subject: [dpdk-dev] [PATCH] hash: free internal ring when freeing hash X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Since freeing a ring is now possible, then when freeing a hash table, its internal ring can be freed as well. Therefore when a new table, with the same name as a previously freed table, is created, there is no need to look up the already allocated ring. Signed-off-by: Pablo de Lara Acked-by: Bruce Richardson --- This patch depends on patch "ring: add function to free a ring" (http://dpdk.org/dev/patchwork/patch/7376/) lib/librte_hash/rte_cuckoo_hash.c | 11 +++-------- 1 file changed, 3 insertions(+), 8 deletions(-) diff --git a/lib/librte_hash/rte_cuckoo_hash.c b/lib/librte_hash/rte_cuckoo_hash.c index 7019763..409fc2e 100644 --- a/lib/librte_hash/rte_cuckoo_hash.c +++ b/lib/librte_hash/rte_cuckoo_hash.c @@ -180,7 +180,7 @@ rte_hash_create(const struct rte_hash_parameters *params) struct rte_hash_list *hash_list; struct rte_ring *r = NULL; char hash_name[RTE_HASH_NAMESIZE]; - void *ptr, *k = NULL; + void *k = NULL; void *buckets = NULL; char ring_name[RTE_RING_NAMESIZE]; unsigned i; @@ -288,13 +288,7 @@ rte_hash_create(const struct rte_hash_parameters *params) #endif snprintf(ring_name, sizeof(ring_name), "HT_%s", params->name); - r = rte_ring_lookup(ring_name); - if (r != NULL) { - /* clear the free ring */ - while (rte_ring_dequeue(r, &ptr) == 0) - rte_pause(); - } else - r = rte_ring_create(ring_name, rte_align32pow2(params->entries + 1), + r = rte_ring_create(ring_name, rte_align32pow2(params->entries + 1), params->socket_id, 0); if (r == NULL) { RTE_LOG(ERR, HASH, "memory allocation failed\n"); @@ -363,6 +357,7 @@ rte_hash_free(struct rte_hash *h) rte_rwlock_write_unlock(RTE_EAL_TAILQ_RWLOCK); + rte_ring_free(h->free_slots); rte_free(h->key_store); rte_free(h->buckets); rte_free(h);