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Message-ID: <20201215181412.1730974-2-songliubraving@fb.com>
Date: Tue, 15 Dec 2020 10:14:09 -0800
From: Song Liu <songliubraving@...com>
To: <linux-kernel@...r.kernel.org>
CC: <acme@...nel.org>, <peterz@...radead.org>, <mingo@...hat.com>,
<alexander.shishkin@...ux.intel.com>, <namhyung@...nel.org>,
<mark.rutland@....com>, <jolsa@...hat.com>, <kernel-team@...com>,
Song Liu <songliubraving@...com>
Subject: [PATCH v5 1/4] bpftool: add Makefile target bootstrap
This target is used to only build the bootstrap bpftool, which will be
used to generate bpf skeletons for other tools, like perf.
Signed-off-by: Song Liu <songliubraving@...com>
---
tools/bpf/bpftool/Makefile | 2 ++
1 file changed, 2 insertions(+)
diff --git a/tools/bpf/bpftool/Makefile b/tools/bpf/bpftool/Makefile
index f60e6ad3a1dff..b0e5b29a2c10a 100644
--- a/tools/bpf/bpftool/Makefile
+++ b/tools/bpf/bpftool/Makefile
@@ -130,6 +130,8 @@ VMLINUX_BTF_PATHS ?= $(if $(O),$(O)/vmlinux) \
/boot/vmlinux-$(shell uname -r)
VMLINUX_BTF ?= $(abspath $(firstword $(wildcard $(VMLINUX_BTF_PATHS))))
+bootstrap: $(BPFTOOL_BOOTSTRAP)
+
ifneq ($(VMLINUX_BTF)$(VMLINUX_H),)
ifeq ($(feature-clang-bpf-co-re),1)
--
2.24.1
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