From: Song Liu <songliubraving@fb.com>
To: <linux-kernel@vger.kernel.org>
Cc: <acme@kernel.org>, <peterz@infradead.org>, <mingo@redhat.com>,
<alexander.shishkin@linux.intel.com>, <namhyung@kernel.org>,
<mark.rutland@arm.com>, <jolsa@redhat.com>, <kernel-team@fb.com>,
Song Liu <songliubraving@fb.com>
Subject: [PATCH v5 1/4] bpftool: add Makefile target bootstrap
Date: Tue, 15 Dec 2020 10:14:09 -0800 [thread overview]
Message-ID: <20201215181412.1730974-2-songliubraving@fb.com> (raw)
In-Reply-To: <20201215181412.1730974-1-songliubraving@fb.com>
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@fb.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
next prev parent reply other threads:[~2020-12-15 18:20 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-15 18:14 [PATCH v5 0/4] Introduce perf-stat -b for BPF programs Song Liu
2020-12-15 18:14 ` Song Liu [this message]
2020-12-15 18:14 ` [PATCH v5 2/4] perf: support build BPF skeletons with perf Song Liu
2020-12-28 12:55 ` Jiri Olsa
2020-12-28 17:33 ` Song Liu
2020-12-15 18:14 ` [PATCH v5 3/4] perf-stat: enable counting events for BPF programs Song Liu
2020-12-15 18:14 ` [PATCH v5 4/4] perf-stat: add documentation for -b option Song Liu
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