From: Yonghong Song <yonghong.song@linux.dev>
To: Alexei Starovoitov <alexei.starovoitov@gmail.com>
Cc: Alexei Starovoitov <ast@kernel.org>,
Andrii Nakryiko <andrii@kernel.org>, bpf <bpf@vger.kernel.org>,
Daniel Borkmann <daniel@iogearbox.net>,
Martin KaFai Lau <martin.lau@kernel.org>,
David Faust <david.faust@oracle.com>,
Fangrui Song <maskray@google.com>,
"Jose E . Marchesi" <jose.marchesi@oracle.com>,
Kernel Team <kernel-team@fb.com>
Subject: Re: [PATCH bpf-next v5 10/17] selftests/bpf: Add a cpuv4 test runner for cpu=v4 testing
Date: Thu, 27 Jul 2023 21:49:38 -0700 [thread overview]
Message-ID: <940426b4-4b1f-b006-c7a9-d64a650b27e7@linux.dev> (raw)
In-Reply-To: <CAADnVQLUejc9+ZbS04a336vhww+HYok7U2Uuc=Gjuxb7sa=UhA@mail.gmail.com>
On 7/27/23 7:18 PM, Alexei Starovoitov wrote:
> On Thu, Jul 27, 2023 at 6:13 PM Yonghong Song <yonghong.song@linux.dev> wrote:
>>
>> -# Silence some warnings when compiled with clang
>> ifneq ($(LLVM),)
>> +# Silence some warnings when compiled with clang
>> CFLAGS += -Wno-unused-command-line-argument
>> +# Check whether cpu=v4 is supported or not by clang
>> +ifneq ($(shell $(CLANG) --target=bpf -mcpu=help 2>&1 | grep 'v4'),)
>> +CLANG_CPUV4 := 1
>> +endif
>> endif
>
> Gating cpu=v4 testing by LLVM=1 is unnecessary.
> The kernel can be built by GCC, but we should still build
> test_progs-cpuv4 when clang supports it.
>
> Please consider a follow up.
Agree. Will do a follow-up for cpu-v4 not depending on LLVM=1.
>
> I've applied the set, since the rest looks great!
next prev parent reply other threads:[~2023-07-28 4:49 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-07-28 1:11 [PATCH bpf-next v5 00/17] bpf: Support new insns from cpu v4 Yonghong Song
2023-07-28 1:11 ` [PATCH bpf-next v5 01/17] bpf: Support new sign-extension load insns Yonghong Song
2023-07-28 1:12 ` [PATCH bpf-next v5 02/17] bpf: Support new sign-extension mov insns Yonghong Song
2023-07-28 1:12 ` [PATCH bpf-next v5 03/17] bpf: Handle sign-extenstin ctx member accesses Yonghong Song
2023-07-28 1:12 ` [PATCH bpf-next v5 04/17] bpf: Support new unconditional bswap instruction Yonghong Song
2023-07-28 1:12 ` [PATCH bpf-next v5 05/17] bpf: Support new signed div/mod instructions Yonghong Song
2023-07-28 1:12 ` [PATCH bpf-next v5 06/17] bpf: Fix jit blinding with new sdiv/smov insns Yonghong Song
2023-07-28 1:12 ` [PATCH bpf-next v5 07/17] bpf: Support new 32bit offset jmp instruction Yonghong Song
2025-04-16 3:58 ` Lai, Yi
2025-05-08 5:06 ` Yonghong Song
2025-05-09 4:09 ` Yonghong Song
2025-05-09 17:21 ` Alexei Starovoitov
2025-05-09 20:50 ` Eduard Zingerman
2025-05-09 21:36 ` Andrii Nakryiko
2025-05-10 0:01 ` Yonghong Song
2023-07-28 1:12 ` [PATCH bpf-next v5 09/17] selftests/bpf: Fix a test_verifier failure Yonghong Song
2023-07-28 1:12 ` [PATCH bpf-next v5 10/17] selftests/bpf: Add a cpuv4 test runner for cpu=v4 testing Yonghong Song
2023-07-28 2:18 ` Alexei Starovoitov
2023-07-28 4:49 ` Yonghong Song [this message]
2023-07-28 1:13 ` [PATCH bpf-next v5 11/17] selftests/bpf: Add unit tests for new sign-extension load insns Yonghong Song
2023-07-28 1:13 ` [PATCH bpf-next v5 12/17] selftests/bpf: Add unit tests for new sign-extension mov insns Yonghong Song
2023-07-28 1:13 ` [PATCH bpf-next v5 13/17] selftests/bpf: Add unit tests for new bswap insns Yonghong Song
2023-07-28 1:13 ` [PATCH bpf-next v5 14/17] selftests/bpf: Add unit tests for new sdiv/smod insns Yonghong Song
2023-07-28 1:13 ` [PATCH bpf-next v5 15/17] selftests/bpf: Add unit tests for new gotol insn Yonghong Song
2023-07-28 1:13 ` [PATCH bpf-next v5 16/17] selftests/bpf: Test ldsx with more complex cases Yonghong Song
2023-07-28 1:13 ` [PATCH bpf-next v5 17/17] docs/bpf: Add documentation for new instructions Yonghong Song
2023-07-28 1:13 ` [Bpf] " Yonghong Song
2023-07-28 13:25 ` David Vernet
2023-07-28 13:25 ` [Bpf] " David Vernet
2023-07-28 16:18 ` Yonghong Song
2023-07-28 16:18 ` [Bpf] " Yonghong Song
2023-07-28 2:20 ` [PATCH bpf-next v5 00/17] bpf: Support new insns from cpu v4 patchwork-bot+netdevbpf
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