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From: "Björn Töpel" <bjorn@kernel.org>
To: Pu Lehui <pulehui@huawei.com>, Pu Lehui <pulehui@huaweicloud.com>,
	bpf@vger.kernel.org, linux-riscv@lists.infradead.org,
	linux-kernel@vger.kernel.org
Cc: Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Andrii Nakryiko <andrii@kernel.org>,
	Martin KaFai Lau <martin.lau@linux.dev>,
	Song Liu <song@kernel.org>, Yonghong Song <yhs@fb.com>,
	John Fastabend <john.fastabend@gmail.com>,
	KP Singh <kpsingh@kernel.org>,
	Stanislav Fomichev <sdf@google.com>, Hao Luo <haoluo@google.com>,
	Jiri Olsa <jolsa@kernel.org>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Albert Ou <aou@eecs.berkeley.edu>
Subject: Re: [RFC PATCH bpf-next 3/4] riscv, bpf: Add bpf_arch_text_poke support for RV64
Date: Tue, 03 Jan 2023 09:21:54 +0100	[thread overview]
Message-ID: <877cy4xc2l.fsf@all.your.base.are.belong.to.us> (raw)
In-Reply-To: <713f9f26-da42-eda8-c804-338d61b1557c@huawei.com>

Pu Lehui <pulehui@huawei.com> writes:

> On 2023/1/3 15:37, Björn Töpel wrote:
>> Pu Lehui <pulehui@huaweicloud.com> writes:
>> 
>>> diff --git a/arch/riscv/net/bpf_jit_comp64.c b/arch/riscv/net/bpf_jit_comp64.c
>>> index bf4721a99a09..fa8b03c52463 100644
>>> --- a/arch/riscv/net/bpf_jit_comp64.c
>>> +++ b/arch/riscv/net/bpf_jit_comp64.c
>> 
>>> @@ -1266,7 +1389,7 @@ int bpf_jit_emit_insn(const struct bpf_insn *insn, struct rv_jit_context *ctx,
>>>   
>>>   void bpf_jit_build_prologue(struct rv_jit_context *ctx)
>>>   {
>>> -	int stack_adjust = 0, store_offset, bpf_stack_adjust;
>>> +	int i, stack_adjust = 0, store_offset, bpf_stack_adjust;
>>>   	bool is_main_prog = ctx->prog->aux->func_idx == 0;
>> 
>> This line magically appeared, and makes it hard to apply the series
>> without hacking the patches manually. Going forward, please supply a
>> base tree commit to the series (or a link to a complete git tree).
>> 
>
> A rebase version has been resend as follow:
>
> https://lore.kernel.org/bpf/20221220021319.1655871-1-pulehui@huaweicloud.com/

Yes, but with the same issue:
https://lore.kernel.org/bpf/20221220021319.1655871-4-pulehui@huaweicloud.com/

The "is_main_prog" line is still around in the resend.


Björn

  reply	other threads:[~2023-01-03  8:22 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-12-19 13:37 [RFC PATCH bpf-next 0/4] Support bpf trampoline " Pu Lehui
2022-12-19 13:37 ` [RFC PATCH bpf-next 1/4] bpf: Rollback to text_poke when arch not supported ftrace direct call Pu Lehui
2022-12-19 13:37 ` [RFC PATCH bpf-next 2/4] riscv, bpf: Factor out emit_call for kernel and bpf context Pu Lehui
2022-12-19 13:37 ` [RFC PATCH bpf-next 3/4] riscv, bpf: Add bpf_arch_text_poke support for RV64 Pu Lehui
2023-01-03  7:37   ` Björn Töpel
2023-01-03  8:01     ` Pu Lehui
2023-01-03  8:21       ` Björn Töpel [this message]
2023-01-03  8:39         ` Pu Lehui
2022-12-19 13:37 ` [RFC PATCH bpf-next 4/4] riscv, bpf: Add bpf trampoline " Pu Lehui
2022-12-20  2:16 ` [RFC PATCH bpf-next 0/4] Support bpf trampoline " Pu Lehui

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