From mboxrd@z Thu Jan 1 00:00:00 1970 From: kbuild test robot Subject: Re: [PATCH net-next 13/14] gtp: Support for GRO Date: Tue, 19 Sep 2017 19:57:46 +0800 Message-ID: <201709191913.n0asYsgt%fengguang.wu@intel.com> References: <20170919003904.5124-14-tom@quantonium.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: kbuild-all@01.org, davem@davemloft.net, netdev@vger.kernel.org, pablo@netfilter.org, laforge@gnumonks.org, rohit@quantonium.net, Tom Herbert To: Tom Herbert Return-path: Received: from mga03.intel.com ([134.134.136.65]:10522 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751543AbdISL7J (ORCPT ); Tue, 19 Sep 2017 07:59:09 -0400 Content-Disposition: inline In-Reply-To: <20170919003904.5124-14-tom@quantonium.net> Sender: netdev-owner@vger.kernel.org List-ID: Hi Tom, [auto build test WARNING on net-next/master] url: https://github.com/0day-ci/linux/commits/Tom-Herbert/gtp-Additional-feature-support/20170919-143920 reproduce: # apt-get install sparse make ARCH=x86_64 allmodconfig make C=1 CF=-D__CHECK_ENDIAN__ sparse warnings: (new ones prefixed by >>) vim +3958 include/linux/netdevice.h 5b33bc6e Tom Herbert 2017-09-18 3944 5b33bc6e Tom Herbert 2017-09-18 3945 /* rcu_read_lock() must be held */ 5b33bc6e Tom Herbert 2017-09-18 3946 static inline struct skb_gso_app *skb_gso_app_lookup(struct sk_buff *skb, 5b33bc6e Tom Herbert 2017-09-18 3947 netdev_features_t features, 5b33bc6e Tom Herbert 2017-09-18 3948 unsigned int check_flags) 5b33bc6e Tom Herbert 2017-09-18 3949 { 5b33bc6e Tom Herbert 2017-09-18 3950 struct skb_gso_app *app; 5b33bc6e Tom Herbert 2017-09-18 3951 int type; 5b33bc6e Tom Herbert 2017-09-18 3952 5b33bc6e Tom Herbert 2017-09-18 3953 if (!(skb_shinfo(skb)->gso_type & SKB_GSO_APP_MASK)) 5b33bc6e Tom Herbert 2017-09-18 3954 return false; 5b33bc6e Tom Herbert 2017-09-18 3955 5b33bc6e Tom Herbert 2017-09-18 3956 type = skb_gso_app_to_index(skb_shinfo(skb)->gso_type); 5b33bc6e Tom Herbert 2017-09-18 3957 5b33bc6e Tom Herbert 2017-09-18 @3958 app = rcu_dereference(skb_gso_apps[type]); 5b33bc6e Tom Herbert 2017-09-18 3959 if (app && app->gso_segment && 5b33bc6e Tom Herbert 2017-09-18 3960 (check_flags & app->check_flags)) 5b33bc6e Tom Herbert 2017-09-18 3961 return app; 5b33bc6e Tom Herbert 2017-09-18 3962 5b33bc6e Tom Herbert 2017-09-18 3963 return NULL; 5b33bc6e Tom Herbert 2017-09-18 3964 } 5b33bc6e Tom Herbert 2017-09-18 3965 :::::: The code at line 3958 was first introduced by commit :::::: 5b33bc6e4fcae1113167c651a3d3a218c7e277c6 net: Add a facility to support application defined GSO :::::: TO: Tom Herbert :::::: CC: 0day robot --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation