From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexei Starovoitov Subject: Re: [PATCH net-next] bpfilter: fix a build err Date: Fri, 25 May 2018 09:19:26 -0700 Message-ID: <20180525161925.crdamzqjgs5wg77e@ast-mbp> References: <20180525101757.13756-1-yuehaibing@huawei.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: davem@davemloft.net, ast@kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org To: YueHaibing Return-path: Content-Disposition: inline In-Reply-To: <20180525101757.13756-1-yuehaibing@huawei.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On Fri, May 25, 2018 at 06:17:57PM +0800, YueHaibing wrote: > gcc-7.3.0 report following err: > > HOSTCC net/bpfilter/main.o > In file included from net/bpfilter/main.c:9:0: > ./include/uapi/linux/bpf.h:12:10: fatal error: linux/bpf_common.h: No such file or directory > #include > > remove it by adding a include path. > Fixes: d2ba09c17a06 ("net: add skeleton of bpfilter kernel module") > > Signed-off-by: YueHaibing > --- > net/bpfilter/Makefile | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/net/bpfilter/Makefile b/net/bpfilter/Makefile > index 2af752c..3f3cb87 100644 > --- a/net/bpfilter/Makefile > +++ b/net/bpfilter/Makefile > @@ -5,7 +5,7 @@ > > hostprogs-y := bpfilter_umh > bpfilter_umh-objs := main.o > -HOSTCFLAGS += -I. -Itools/include/ > +HOSTCFLAGS += -I. -Itools/include/ -Itools/include/uapi Strangely I don't see this error with gcc 7.3 I've tried this patch and it doesn't hurt, but before it gets applied could you please try the top two patches from this tree: https://git.kernel.org/pub/scm/linux/kernel/git/ast/bpf.git/?h=ipt_bpf in your environment? These two patches add the actual meat of bpfilter and I'd like to make sure the build setup is good for everyone before we proceed too far.