From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from e23smtp02.au.ibm.com (e23smtp02.au.ibm.com [202.81.31.144]) (using TLSv1.2 with cipher CAMELLIA256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 3qbMgN3rWFzDq6W for ; Thu, 31 Mar 2016 22:27:28 +1100 (AEDT) Received: from localhost by e23smtp02.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Thu, 31 Mar 2016 21:27:27 +1000 Received: from d23relay10.au.ibm.com (d23relay10.au.ibm.com [9.190.26.77]) by d23dlp02.au.ibm.com (Postfix) with ESMTP id 4224A2BB0055 for ; Thu, 31 Mar 2016 22:27:25 +1100 (EST) Received: from d23av01.au.ibm.com (d23av01.au.ibm.com [9.190.234.96]) by d23relay10.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id u2VBRGM54063576 for ; Thu, 31 Mar 2016 22:27:25 +1100 Received: from d23av01.au.ibm.com (localhost [127.0.0.1]) by d23av01.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id u2VBQpJ8024838 for ; Thu, 31 Mar 2016 22:26:52 +1100 From: "Naveen N. Rao" To: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Cc: Alexei Starovoitov , "David S . Miller" , Ananth N Mavinakayanahalli , Michael Ellerman Subject: [PATCH 3/4] samples/bpf: Simplify building BPF samples Date: Thu, 31 Mar 2016 16:55:43 +0530 Message-Id: <0ce1c8bdff478db55490a90db6732c4db9de6f22.1459423412.git.naveen.n.rao@linux.vnet.ibm.com> In-Reply-To: <922f95fb5d16686367a66d2d4bd176149a87e9ad.1459423412.git.naveen.n.rao@linux.vnet.ibm.com> References: <922f95fb5d16686367a66d2d4bd176149a87e9ad.1459423412.git.naveen.n.rao@linux.vnet.ibm.com> In-Reply-To: <922f95fb5d16686367a66d2d4bd176149a87e9ad.1459423412.git.naveen.n.rao@linux.vnet.ibm.com> References: <922f95fb5d16686367a66d2d4bd176149a87e9ad.1459423412.git.naveen.n.rao@linux.vnet.ibm.com> List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Make BPF samples build depend on CONFIG_SAMPLE_BPF. We still don't add a Kconfig option since that will add a dependency on llvm for allyesconfig builds which may not be desirable. Those who need to build the BPF samples can now just do: make CONFIG_SAMPLE_BPF=y or: export CONFIG_SAMPLE_BPF=y make Cc: Alexei Starovoitov Cc: David S. Miller Cc: Ananth N Mavinakayanahalli Cc: Michael Ellerman Signed-off-by: Naveen N. Rao --- samples/Makefile | 2 +- samples/bpf/Makefile | 39 ++++++++++++++++++++------------------- 2 files changed, 21 insertions(+), 20 deletions(-) diff --git a/samples/Makefile b/samples/Makefile index 48001d7..3c77fc8 100644 --- a/samples/Makefile +++ b/samples/Makefile @@ -2,4 +2,4 @@ obj-$(CONFIG_SAMPLES) += kobject/ kprobes/ trace_events/ livepatch/ \ hw_breakpoint/ kfifo/ kdb/ hidraw/ rpmsg/ seccomp/ \ - configfs/ + configfs/ bpf/ diff --git a/samples/bpf/Makefile b/samples/bpf/Makefile index 88bc5a0..bc5b675 100644 --- a/samples/bpf/Makefile +++ b/samples/bpf/Makefile @@ -2,23 +2,23 @@ obj- := dummy.o # List of programs to build -hostprogs-y := test_verifier test_maps -hostprogs-y += sock_example -hostprogs-y += fds_example -hostprogs-y += sockex1 -hostprogs-y += sockex2 -hostprogs-y += sockex3 -hostprogs-y += tracex1 -hostprogs-y += tracex2 -hostprogs-y += tracex3 -hostprogs-y += tracex4 -hostprogs-y += tracex5 -hostprogs-y += tracex6 -hostprogs-y += trace_output -hostprogs-y += lathist -hostprogs-y += offwaketime -hostprogs-y += spintest -hostprogs-y += map_perf_test +hostprogs-$(CONFIG_SAMPLE_BPF) := test_verifier test_maps +hostprogs-$(CONFIG_SAMPLE_BPF) += sock_example +hostprogs-$(CONFIG_SAMPLE_BPF) += fds_example +hostprogs-$(CONFIG_SAMPLE_BPF) += sockex1 +hostprogs-$(CONFIG_SAMPLE_BPF) += sockex2 +hostprogs-$(CONFIG_SAMPLE_BPF) += sockex3 +hostprogs-$(CONFIG_SAMPLE_BPF) += tracex1 +hostprogs-$(CONFIG_SAMPLE_BPF) += tracex2 +hostprogs-$(CONFIG_SAMPLE_BPF) += tracex3 +hostprogs-$(CONFIG_SAMPLE_BPF) += tracex4 +hostprogs-$(CONFIG_SAMPLE_BPF) += tracex5 +hostprogs-$(CONFIG_SAMPLE_BPF) += tracex6 +hostprogs-$(CONFIG_SAMPLE_BPF) += trace_output +hostprogs-$(CONFIG_SAMPLE_BPF) += lathist +hostprogs-$(CONFIG_SAMPLE_BPF) += offwaketime +hostprogs-$(CONFIG_SAMPLE_BPF) += spintest +hostprogs-$(CONFIG_SAMPLE_BPF) += map_perf_test test_verifier-objs := test_verifier.o libbpf.o test_maps-objs := test_maps.o libbpf.o @@ -39,8 +39,8 @@ offwaketime-objs := bpf_load.o libbpf.o offwaketime_user.o spintest-objs := bpf_load.o libbpf.o spintest_user.o map_perf_test-objs := bpf_load.o libbpf.o map_perf_test_user.o -# Tell kbuild to always build the programs -always := $(hostprogs-y) +ifdef CONFIG_SAMPLE_BPF +always := $(hostprogs-$(CONFIG_SAMPLE_BPF)) always += sockex1_kern.o always += sockex2_kern.o always += sockex3_kern.o @@ -56,6 +56,7 @@ always += lathist_kern.o always += offwaketime_kern.o always += spintest_kern.o always += map_perf_test_kern.o +endif HOSTCFLAGS += -I$(objtree)/usr/include -- 2.7.4