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 82C37466C8; Mon, 5 May 2025 08:21:15 +0200 (CEST) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 8431040658; Mon, 5 May 2025 08:21:12 +0200 (CEST) Received: from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com [67.231.156.173]) by mails.dpdk.org (Postfix) with ESMTP id 2EB1F40656 for ; Mon, 5 May 2025 08:21:11 +0200 (CEST) Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 5452eFes007254; Sun, 4 May 2025 23:21:07 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=pfpt0220; bh=7 fs7+FMR2a7qCMssoeYuqaykEfforhi0qcSDXHWvr/0=; b=CohIosP0pa/YP1iUh ZFiamKDvtlONWBeK9aWe2SMgR2nAkIOSn7GwH5inkkLE0uAFTXEjQOFyi0ys+3rU Qk66rmRNkofeibdaLSR5jDsAUAU1GD0mYb69HzAJm91aJ1moSaa1giMsnfOftGmY IlbGg+8WclAoaAhwpfSlgytZz1g4dW2Wqwhrv3FlnAte0+ZWvZyhYwhapxG2oNvm RVaOpodQW3N7E+fN14hszJMcSZ0ARpxsKjzQPIjznXm1d9X0a33q/q8sTXDB8/xe Yh9AiH8D2/ArLjJMslnjNBvaPJsn/JimT4Iv+/jnb7pw0FFDnQrbueM6B0kNDvWg ml41Q== Received: from dc5-exch05.marvell.com ([199.233.59.128]) by mx0b-0016f401.pphosted.com (PPS) with ESMTPS id 46djnjj99w-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sun, 04 May 2025 23:21:07 -0700 (PDT) Received: from DC5-EXCH05.marvell.com (10.69.176.209) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.4; Sun, 4 May 2025 23:21:05 -0700 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH05.marvell.com (10.69.176.209) with Microsoft SMTP Server id 15.2.1544.4 via Frontend Transport; Sun, 4 May 2025 23:21:05 -0700 Received: from cavium-System-Product-Name.. (unknown [10.28.37.22]) by maili.marvell.com (Postfix) with ESMTP id 9B28D3F7092; Sun, 4 May 2025 23:21:03 -0700 (PDT) From: To: Jerin Jacob , Kiran Kumar K , Nithin Dabilpuram , Zhirun Yan CC: Subject: [PATCH v6 2/3] graph: add support for node free API Date: Mon, 5 May 2025 11:50:54 +0530 Message-ID: <20250505062056.570488-2-kirankumark@marvell.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250505062056.570488-1-kirankumark@marvell.com> References: <20241126044402.1209998-1-kirankumark@marvell.com> <20250505062056.570488-1-kirankumark@marvell.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNTA1MDA1NyBTYWx0ZWRfX+C85LWsVRlgg VFJobCIH74rwon2+u4n8FGIWpk19VZVfArTTbhk3GEzlxXocIMhzPlS7w1NJpH0hBOySJh7OjY7 LPvB1gUa4NYPXTeLzv4WZzrmsgFgxX2nEfZguId+zQdEwo/MiSViZjV1h9pZ52N775flXcpmKzk MyBOoMPJXt+3vD20hKYdEt6fC+iMzQGYU7O2tIMOjFx5sbATXZ2c6SYRoIKNhHTIGLpWcFoeAkk l6UG25pZZW2pWP52XVzmJtwbhzE8AE+xMOSTGI494qfYQM2ckHdW0Hg5M/GkaJ6Is7ZW4LEIZB7 AYTANnWWuBfQnyftV8YPomvSxyR3tGRfiVTnd9gd2HFsBoH9Dw7dmwWNr7odjTjzMoiipq14T+G /Js6A8XP1K82opvqlefLtN1Mv6xcQXOz/dEr2eAjeaPjYpQaPBR3DDiscEdFohAsDJ1EDZeA X-Proofpoint-ORIG-GUID: 4oaj6kUy9v3lfHL0IkIDoDV__nf9dMNn X-Proofpoint-GUID: 4oaj6kUy9v3lfHL0IkIDoDV__nf9dMNn X-Authority-Analysis: v=2.4 cv=XNwwSRhE c=1 sm=1 tr=0 ts=681858d3 cx=c_pps a=rEv8fa4AjpPjGxpoe8rlIQ==:117 a=rEv8fa4AjpPjGxpoe8rlIQ==:17 a=dt9VzEwgFbYA:10 a=M5GUcnROAAAA:8 a=_KCPTIYsx23brUyM_XUA:9 a=OBjm3rFKGHvpk9ecZwUJ:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-05-05_03,2025-04-30_01,2025-02-21_01 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 From: Kiran Kumar K Add support for rte_node_free API to free the node and its memory, if node is not part of any of the created graphs. Signed-off-by: Kiran Kumar K Acked-by: Jerin Jacob --- lib/graph/graph.c | 16 ++++++++++++++++ lib/graph/graph_private.h | 13 +++++++++++++ lib/graph/node.c | 26 ++++++++++++++++++++++++++ lib/graph/rte_graph.h | 15 +++++++++++++++ 4 files changed, 70 insertions(+) diff --git a/lib/graph/graph.c b/lib/graph/graph.c index fe12bd3753..0975bd8d49 100644 --- a/lib/graph/graph.c +++ b/lib/graph/graph.c @@ -21,6 +21,22 @@ static struct graph_head graph_list = STAILQ_HEAD_INITIALIZER(graph_list); static rte_spinlock_t graph_lock = RTE_SPINLOCK_INITIALIZER; +bool +graph_is_node_active_in_graph(struct node *node) +{ + struct graph *graph; + + STAILQ_FOREACH(graph, &graph_list, next) { + struct graph_node *graph_node; + + STAILQ_FOREACH(graph_node, &graph->node_list, next) + if (graph_node->node == node) + return 1; + } + + return 0; +} + /* Private functions */ static struct graph * graph_from_id(rte_graph_t id) diff --git a/lib/graph/graph_private.h b/lib/graph/graph_private.h index 3529640abf..eee5be6a34 100644 --- a/lib/graph/graph_private.h +++ b/lib/graph/graph_private.h @@ -440,4 +440,17 @@ int graph_sched_wq_create(struct graph *_graph, struct graph *_parent_graph, */ void graph_sched_wq_destroy(struct graph *_graph); +/** + * @internal + * + * Check if given node present in any of the created graphs. + * + * @param node + * The node object + * + * @return + * 0 if not present in any graph, else return 1. + */ +bool graph_is_node_active_in_graph(struct node *_node); + #endif /* _RTE_GRAPH_PRIVATE_H_ */ diff --git a/lib/graph/node.c b/lib/graph/node.c index 53a3f3f2d4..c1b5878592 100644 --- a/lib/graph/node.c +++ b/lib/graph/node.c @@ -493,3 +493,29 @@ rte_node_max_count(void) } return node_id; } + +RTE_EXPORT_EXPERIMENTAL_SYMBOL(rte_node_free, 25.7) +int +rte_node_free(rte_node_t id) +{ + struct node *node; + int rc = -1; + + if (node_from_id(id) == NULL) + goto fail; + + graph_spinlock_lock(); + STAILQ_FOREACH(node, &node_list, next) { + if (id == node->id) { + if (!graph_is_node_active_in_graph(node)) { + STAILQ_REMOVE(&node_list, node, node, next); + free(node); + rc = 0; + } + break; + } + } + graph_spinlock_unlock(); +fail: + return rc; +} diff --git a/lib/graph/rte_graph.h b/lib/graph/rte_graph.h index f5e575dbed..097d0dc9d5 100644 --- a/lib/graph/rte_graph.h +++ b/lib/graph/rte_graph.h @@ -22,6 +22,7 @@ #include #include +#include #ifdef __cplusplus extern "C" { @@ -661,6 +662,20 @@ rte_node_is_invalid(rte_node_t id) return (id == RTE_NODE_ID_INVALID); } +/** + * Release the memory allocated for a node created using RTE_NODE_REGISTER or rte_node_clone, + * if it is not linked to any graphs. + * + * @param id + * Node id to check. + * + * @return + * - 0: Success. + * -<0: Failure. + */ +__rte_experimental +int rte_node_free(rte_node_t id); + /** * Test the validity of edge id. * -- 2.48.1