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From: Andrii Nakryiko <andrii.nakryiko@gmail.com>
To: "Toke Høiland-Jørgensen" <toke@redhat.com>
Cc: Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Martin KaFai Lau <kafai@fb.com>, Song Liu <songliubraving@fb.com>,
	Yonghong Song <yhs@fb.com>, Andrii Nakryiko <andriin@fb.com>,
	Doug Ledford <dledford@redhat.com>,
	Jason Gunthorpe <jgg@ziepe.ca>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>,
	Jesper Dangaard Brouer <brouer@redhat.com>,
	John Fastabend <john.fastabend@gmail.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
	Shuah Khan <shuah@kernel.org>,
	Networking <netdev@vger.kernel.org>, bpf <bpf@vger.kernel.org>,
	open list <linux-kernel@vger.kernel.org>,
	linux-rdma@vger.kernel.org,
	"open list:KERNEL SELFTEST FRAMEWORK" 
	<linux-kselftest@vger.kernel.org>,
	clang-built-linux@googlegroups.com
Subject: Re: [PATCH bpf-next v3 03/11] selftests: Pass VMLINUX_BTF to runqslower Makefile
Date: Thu, 16 Jan 2020 10:56:43 -0800	[thread overview]
Message-ID: <CAEf4Bzb2NYxCG69s1f9NzFbLr+ZO6-ZWYyFGvFJFM_HUOX5YLA@mail.gmail.com> (raw)
In-Reply-To: <157918093501.1357254.2594464485570114583.stgit@toke.dk>

On Thu, Jan 16, 2020 at 5:22 AM Toke Høiland-Jørgensen <toke@redhat.com> wrote:
>
> From: Toke Høiland-Jørgensen <toke@redhat.com>
>
> Add a VMLINUX_BTF variable with the locally-built path when calling the
> runqslower Makefile from selftests. This makes sure a simple 'make'
> invocation in the selftests dir works even when there is no BTF information
> for the running kernel. Because of the previous changes to the runqslower
> Makefile, if no locally-built vmlinux file exists, the wildcard search will
> fall back to the pre-defined paths (and error out if they don't exist).
>
> Fixes: 3a0d3092a4ed ("selftests/bpf: Build runqslower from selftests")
> Signed-off-by: Toke Høiland-Jørgensen <toke@redhat.com>
> ---
>  tools/testing/selftests/bpf/Makefile |    2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile
> index 246d09ffb296..30d0e7a813d2 100644
> --- a/tools/testing/selftests/bpf/Makefile
> +++ b/tools/testing/selftests/bpf/Makefile
> @@ -127,7 +127,7 @@ $(OUTPUT)/test_stub.o: test_stub.c
>  .PHONY: $(OUTPUT)/runqslower
>  $(OUTPUT)/runqslower: force
>         $(Q)$(MAKE) $(submake_extras) -C $(TOOLSDIR)/bpf/runqslower           \
> -                   OUTPUT=$(CURDIR)/tools/
> +                   OUTPUT=$(CURDIR)/tools/ VMLINUX_BTF=$(abspath ../../../../vmlinux)

we can do "first match" wildcard trick here instead

>
>  BPFOBJ := $(OUTPUT)/libbpf.a
>
>

  reply	other threads:[~2020-01-16 18:57 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-16 13:22 [PATCH bpf-next v3 00/11] tools: Use consistent libbpf include paths everywhere Toke Høiland-Jørgensen
2020-01-16 13:22 ` [PATCH bpf-next v3 01/11] samples/bpf: Don't try to remove user's homedir on clean Toke Høiland-Jørgensen
2020-01-16 13:22 ` [PATCH bpf-next v3 02/11] tools/bpf/runqslower: Fix override option for VMLINUX_BTF Toke Høiland-Jørgensen
2020-01-16 18:54   ` Andrii Nakryiko
2020-01-17  9:44     ` Toke Høiland-Jørgensen
2020-01-16 13:22 ` [PATCH bpf-next v3 03/11] selftests: Pass VMLINUX_BTF to runqslower Makefile Toke Høiland-Jørgensen
2020-01-16 18:56   ` Andrii Nakryiko [this message]
2020-01-16 13:22 ` [PATCH bpf-next v3 04/11] tools/runqslower: Use consistent include paths for libbpf Toke Høiland-Jørgensen
2020-01-16 21:56   ` Andrii Nakryiko
2020-01-17  9:46     ` Toke Høiland-Jørgensen
2020-01-16 13:22 ` [PATCH bpf-next v3 05/11] selftests: " Toke Høiland-Jørgensen
2020-01-16 21:57   ` Andrii Nakryiko
2020-01-16 13:22 ` [PATCH bpf-next v3 06/11] bpftool: " Toke Høiland-Jørgensen
2020-01-16 22:21   ` Andrii Nakryiko
2020-01-16 13:22 ` [PATCH bpf-next v3 07/11] perf: " Toke Høiland-Jørgensen
2020-01-16 22:22   ` Andrii Nakryiko
2020-01-16 13:22 ` [PATCH bpf-next v3 08/11] samples/bpf: " Toke Høiland-Jørgensen
2020-01-16 22:23   ` Andrii Nakryiko
2020-01-16 13:22 ` [PATCH bpf-next v3 09/11] selftests: Remove tools/lib/bpf from include path Toke Høiland-Jørgensen
2020-01-16 22:41   ` Andrii Nakryiko
2020-01-16 23:05     ` Andrii Nakryiko
2020-01-17  9:50       ` Toke Høiland-Jørgensen
2020-01-17  9:49     ` Toke Høiland-Jørgensen
2020-01-16 13:22 ` [PATCH bpf-next v3 10/11] tools/runqslower: " Toke Høiland-Jørgensen
2020-01-16 22:44   ` Andrii Nakryiko
2020-01-16 13:22 ` [PATCH bpf-next v3 11/11] libbpf: Fix include of bpf_helpers.h when libbpf is installed on system Toke Høiland-Jørgensen
2020-01-16 22:43   ` Andrii Nakryiko
2020-01-17  4:14 ` [PATCH bpf-next v3 00/11] tools: Use consistent libbpf include paths everywhere Alexei Starovoitov
2020-01-17  8:57   ` Jesper Dangaard Brouer
2020-01-17  9:58     ` Toke Høiland-Jørgensen

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