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 EAFE6A04B1; Wed, 26 Aug 2020 07:52:43 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id E5C4FB62; Wed, 26 Aug 2020 07:52:42 +0200 (CEST) Received: from inva021.nxp.com (inva021.nxp.com [92.121.34.21]) by dpdk.org (Postfix) with ESMTP id C89B72AB for ; Wed, 26 Aug 2020 07:52:41 +0200 (CEST) Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 4E4D1201742; Wed, 26 Aug 2020 07:52:41 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id A8CEB200716; Wed, 26 Aug 2020 07:52:39 +0200 (CEST) Received: from lsv03196.swis.in-blr01.nxp.com (lsv03196.swis.in-blr01.nxp.com [92.120.146.192]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id 68537402D2; Wed, 26 Aug 2020 07:52:37 +0200 (CEST) From: rohit.raj@nxp.com To: Anatoly Burakov Cc: dev@dpdk.org, Rohit Raj Date: Wed, 26 Aug 2020 11:22:32 +0530 Message-Id: <20200826055233.26075-2-rohit.raj@nxp.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200826055233.26075-1-rohit.raj@nxp.com> References: <20200824082414.30535-1-rohit.raj@nxp.com> <20200826055233.26075-1-rohit.raj@nxp.com> X-Virus-Scanned: ClamAV using ClamSMTP Subject: [dpdk-dev] [PATCH v3 2/3] examples/multi_process: cleanup bus objects while terminating app 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" From: Rohit Raj Certain bus objects may need to be closed and re-acquired while terminating and rerunning the client application. Hence a signal handler is required to catch the termination of the App and hence closing the bus objects. This patch adds the missing signal handler in the client app and closes the Bus objects in both client and server applications when the signal Handler is called. Signed-off-by: Rohit Raj --- .../multi_process/client_server_mp/mp_client/client.c | 11 +++++++++++ .../multi_process/client_server_mp/mp_server/main.c | 4 +++- 2 files changed, 14 insertions(+), 1 deletion(-) diff --git a/examples/multi_process/client_server_mp/mp_client/client.c b/examples/multi_process/client_server_mp/mp_client/client.c index 361d90b54..c37516b4c 100644 --- a/examples/multi_process/client_server_mp/mp_client/client.c +++ b/examples/multi_process/client_server_mp/mp_client/client.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include @@ -196,6 +197,14 @@ handle_packet(struct rte_mbuf *buf) } +static void +signal_handler(int signal) +{ + if (signal == SIGINT) + rte_eal_cleanup(); + exit(0); +} + /* * Application main function - loops through * receiving and processing packets. Never returns @@ -217,6 +226,8 @@ main(int argc, char *argv[]) argc -= retval; argv += retval; + signal(SIGINT, signal_handler); + if (parse_app_args(argc, argv) < 0) rte_exit(EXIT_FAILURE, "Invalid command-line arguments\n"); diff --git a/examples/multi_process/client_server_mp/mp_server/main.c b/examples/multi_process/client_server_mp/mp_server/main.c index 280dab867..b0241cc20 100644 --- a/examples/multi_process/client_server_mp/mp_server/main.c +++ b/examples/multi_process/client_server_mp/mp_server/main.c @@ -275,11 +275,13 @@ signal_handler(int signal) { uint16_t port_id; - if (signal == SIGINT) + if (signal == SIGINT) { RTE_ETH_FOREACH_DEV(port_id) { rte_eth_dev_stop(port_id); rte_eth_dev_close(port_id); } + rte_eal_cleanup(); + } exit(0); } -- 2.17.1