From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by dpdk.space (Postfix) with ESMTP id D15BCA0679 for ; Tue, 30 Apr 2019 04:10:47 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 38C9D7CDA; Tue, 30 Apr 2019 04:10:46 +0200 (CEST) Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by dpdk.org (Postfix) with ESMTP id 259E37CCA for ; Tue, 30 Apr 2019 04:10:43 +0200 (CEST) X-Amp-Result: UNSCANNABLE X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 29 Apr 2019 19:10:42 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,412,1549958400"; d="scan'208";a="153439236" Received: from yexl-server.sh.intel.com (HELO localhost) ([10.67.110.206]) by FMSMGA003.fm.intel.com with ESMTP; 29 Apr 2019 19:10:41 -0700 Date: Tue, 30 Apr 2019 10:04:09 +0800 From: Ye Xiaolong To: Ferruh Yigit Cc: dev@dpdk.org, Thomas Monjalon Message-ID: <20190430020409.GA37233@intel.com> References: <20190426050912.109813-1-xiaolong.ye@intel.com> <20190426050912.109813-3-xiaolong.ye@intel.com> <7c41c899-a70c-36d5-19c4-f2280210262e@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline In-Reply-To: <7c41c899-a70c-36d5-19c4-f2280210262e@intel.com> User-Agent: Mutt/1.9.4 (2018-02-28) Subject: Re: [dpdk-dev] [PATCH v1 2/2] net/af_xdp: set MAC addrs field to NULL 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" Message-ID: <20190430020409.owuQZIG8N2IHosjt5JugfenwOWSFu6EYngyRUpxZJV4@z> On 04/29, Ferruh Yigit wrote: >On 4/26/2019 6:09 AM, Xiaolong Ye wrote: >> As af_xdp pmd doesn't allocate MAC addresses dynamically, it needs to be >> set as NULL, so it won't be released by rte_eth_dev_release_port(), >> otherwise, there would be "EAL: Error: Invalid memory" error. >> >> Signed-off-by: Xiaolong Ye >> --- >> drivers/net/af_xdp/rte_eth_af_xdp.c | 6 ++++++ >> 1 file changed, 6 insertions(+) >> >> diff --git a/drivers/net/af_xdp/rte_eth_af_xdp.c b/drivers/net/af_xdp/rte_eth_af_xdp.c >> index a12551cbf..f659c0496 100644 >> --- a/drivers/net/af_xdp/rte_eth_af_xdp.c >> +++ b/drivers/net/af_xdp/rte_eth_af_xdp.c >> @@ -458,6 +458,12 @@ eth_dev_close(struct rte_eth_dev *dev) >> >> (void)xsk_umem__delete(internals->umem->umem); >> >> + /* >> + * MAC is not allocated dynamically, setting it to NULL would prevent >> + * from releasing it in rte_eth_dev_release_port. >> + */ >> + dev->data->mac_addrs = NULL; >> + >> xdp_umem_destroy(internals->umem); >> >> remove_xdp_program(internals); >> > >Keeping this patch in separate patch will cause the above error after first >patch, what do you think merging this with prev patch? Make sence, will squash it into first patch. Thanks, Xiaolong