From patchwork Tue Feb 28 18:52:56 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aaron Conole X-Patchwork-Id: 20949 X-Patchwork-Delegate: thomas@monjalon.net 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 5AD67F6BE; Tue, 28 Feb 2017 19:54:12 +0100 (CET) Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by dpdk.org (Postfix) with ESMTP id 141E52BB2 for ; Tue, 28 Feb 2017 19:53:22 +0100 (CET) Received: from int-mx11.intmail.prod.int.phx2.redhat.com (int-mx11.intmail.prod.int.phx2.redhat.com [10.5.11.24]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 80A8680F8E; Tue, 28 Feb 2017 18:53:22 +0000 (UTC) Received: from dhcp-25-97.bos.redhat.com ([10.18.25.172]) by int-mx11.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id v1SIrHWJ019326; Tue, 28 Feb 2017 13:53:22 -0500 From: Aaron Conole To: dev@dpdk.org Cc: Stephen Hemminger , Bruce Richardson Date: Tue, 28 Feb 2017 13:52:56 -0500 Message-Id: <20170228185315.12546-8-aconole@redhat.com> In-Reply-To: <20170228185315.12546-1-aconole@redhat.com> References: <20170227161811.12309-1-aconole@redhat.com> <20170228185315.12546-1-aconole@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.24 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Tue, 28 Feb 2017 18:53:22 +0000 (UTC) Subject: [dpdk-dev] [PATCH v6 07/26] eal: do not panic when CPU isn't supported 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" It's now possible to gracefully exit the application, or for applications which support non-dpdk datapaths working in concert with DPDK datapaths, there no longer is the possibility of exiting for unsupported CPUs. Signed-off-by: Aaron Conole Acked-by: Bruce Richardson --- lib/librte_eal/linuxapp/eal/eal.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/lib/librte_eal/linuxapp/eal/eal.c b/lib/librte_eal/linuxapp/eal/eal.c index f7511ab..a671ed4 100644 --- a/lib/librte_eal/linuxapp/eal/eal.c +++ b/lib/librte_eal/linuxapp/eal/eal.c @@ -759,7 +759,11 @@ rte_eal_init(int argc, char **argv) char thread_name[RTE_MAX_THREAD_NAME_LEN]; /* checks if the machine is adequate */ - rte_cpu_check_supported(); + if (!rte_cpu_is_supported()) { + rte_eal_init_alert("unsupported cpu type."); + rte_errno = ENOTSUP; + return -1; + } if (!rte_atomic32_test_and_set(&run_once)) return -1;