From patchwork Wed Mar 22 20:19:32 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aaron Conole X-Patchwork-Id: 22096 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 7801BCFA4; Wed, 22 Mar 2017 21:20:49 +0100 (CET) Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by dpdk.org (Postfix) with ESMTP id E4CF711C5 for ; Wed, 22 Mar 2017 21:19:45 +0100 (CET) Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 3806D2E605A; Wed, 22 Mar 2017 20:19:46 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 3806D2E605A Authentication-Results: ext-mx05.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx05.extmail.prod.ext.phx2.redhat.com; spf=pass smtp.mailfrom=aconole@redhat.com DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.redhat.com 3806D2E605A Received: from dhcp-25-97.bos.redhat.com (unknown [10.18.25.172]) by smtp.corp.redhat.com (Postfix) with ESMTP id AA09B1820C; Wed, 22 Mar 2017 20:19:45 +0000 (UTC) From: Aaron Conole To: dev@dpdk.org Cc: Bruce Richardson , Thomas Monjalon , Stephen Hemminger Date: Wed, 22 Mar 2017 16:19:32 -0400 Message-Id: <20170322201940.24028-7-aconole@redhat.com> In-Reply-To: <20170322201940.24028-1-aconole@redhat.com> References: <20170322201940.24028-1-aconole@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Wed, 22 Mar 2017 20:19:46 +0000 (UTC) Subject: [dpdk-dev] [PATCH v7 06/14] eal: set errno when exiting for already called 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" Signed-off-by: Aaron Conole --- lib/librte_eal/bsdapp/eal/eal.c | 7 +++++-- lib/librte_eal/linuxapp/eal/eal.c | 5 ++++- 2 files changed, 9 insertions(+), 3 deletions(-) diff --git a/lib/librte_eal/bsdapp/eal/eal.c b/lib/librte_eal/bsdapp/eal/eal.c index a71566c..ea76d40 100644 --- a/lib/librte_eal/bsdapp/eal/eal.c +++ b/lib/librte_eal/bsdapp/eal/eal.c @@ -511,8 +511,11 @@ rte_eal_init(int argc, char **argv) return -1; } - if (!rte_atomic32_test_and_set(&run_once)) - return -1; + if (!rte_atomic32_test_and_set(&run_once)) { + rte_eal_init_alert("already called initialization."); + rte_errno = EALREADY; + return -1; + } thread_id = pthread_self(); diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c index 5a92b28..564cac3 100644 --- a/lib/librte_eal/linuxapp/eal/eal.c +++ b/lib/librte_eal/linuxapp/eal/eal.c @@ -765,8 +765,11 @@ rte_eal_init(int argc, char **argv) return -1; } - if (!rte_atomic32_test_and_set(&run_once)) + if (!rte_atomic32_test_and_set(&run_once)) { + rte_eal_init_alert("already called initialization."); + rte_errno = EALREADY; return -1; + } logid = strrchr(argv[0], '/'); logid = strdup(logid ? logid + 1: argv[0]);