From mboxrd@z Thu Jan 1 00:00:00 1970
Return-Path: <aconole@redhat.com>
Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28])
by dpdk.org (Postfix) with ESMTP id 99B24591E
for <dev@dpdk.org>; Mon, 27 Feb 2017 17:18:16 +0100 (CET)
Received: from int-mx10.intmail.prod.int.phx2.redhat.com
(int-mx10.intmail.prod.int.phx2.redhat.com [10.5.11.23])
(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 131384E4D2;
Mon, 27 Feb 2017 16:18:17 +0000 (UTC)
Received: from dhcp-25-97.bos.redhat.com (dhcp-25-172.bos.redhat.com
[10.18.25.172])
by int-mx10.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id
v1RGICJl003061; Mon, 27 Feb 2017 11:18:16 -0500
From: Aaron Conole <aconole@redhat.com>
To: dev@dpdk.org
Cc: Stephen Hemminger <stephen@networkplumber.org>,
Bruce Richardson <bruce.richardson@intel.com>
Date: Mon, 27 Feb 2017 11:17:52 -0500
Message-Id: <20170227161811.12309-8-aconole@redhat.com>
In-Reply-To: <20170227161811.12309-1-aconole@redhat.com>
References: <20170225160309.31270-1-aconole@redhat.com>
<20170227161811.12309-1-aconole@redhat.com>
X-Scanned-By: MIMEDefang 2.68 on 10.5.11.23
X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16
(mx1.redhat.com [10.5.110.38]); Mon, 27 Feb 2017 16:18:17 +0000 (UTC)
Subject: [dpdk-dev] [PATCH v5 07/26] eal: Signal error when CPU isn't
supported
X-BeenThere: dev@dpdk.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: DPDK patches and discussions <dev.dpdk.org>
List-Unsubscribe: <http://dpdk.org/ml/options/dev>,
<mailto:dev-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://dpdk.org/ml/archives/dev/>
List-Post: <mailto:dev@dpdk.org>
List-Help: <mailto:dev-request@dpdk.org?subject=help>
List-Subscribe: <http://dpdk.org/ml/listinfo/dev>,
<mailto:dev-request@dpdk.org?subject=subscribe>
X-List-Received-Date: Mon, 27 Feb 2017 16:18:16 -0000
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 <aconole@redhat.com>
---
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;
--
2.9.3