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From: Andreas Schwab <schwab@linux-m68k.org>
To: Menglong Dong <menglong.dong@linux.dev>
Cc: Menglong Dong <menglong8.dong@gmail.com>,
	 ast@kernel.org, rostedt@goodmis.org,  daniel@iogearbox.net,
	 john.fastabend@gmail.com, andrii@kernel.org,
	 martin.lau@linux.dev,  eddyz87@gmail.com, song@kernel.org,
	 yonghong.song@linux.dev,  kpsingh@kernel.org, sdf@fomichev.me,
	 haoluo@google.com,  jolsa@kernel.org, mhiramat@kernel.org,
	 mark.rutland@arm.com, mathieu.desnoyers@efficios.com,
	 jiang.biao@linux.dev, bpf@vger.kernel.org,
	 linux-kernel@vger.kernel.org,
	linux-trace-kernel@vger.kernel.org,
	 linux-riscv@lists.infradead.org
Subject: Re: [PATCH bpf-next v3 3/6] bpf: fix the usage of BPF_TRAMP_F_SKIP_FRAME
Date: Fri, 19 Dec 2025 12:41:27 +0100	[thread overview]
Message-ID: <875xa2g0m0.fsf@igel.home> (raw)
In-Reply-To: <3730454.R56niFO833@7940hx> (Menglong Dong's message of "Fri, 19 Dec 2025 10:22:01 +0800")

On Dez 19 2025, Menglong Dong wrote:

> BPF_TRAMP_F_ORIG_STACK

How can that ever be set?

	if (flags & (BPF_TRAMP_F_ORIG_STACK | BPF_TRAMP_F_SHARE_IPMODIFY))
		return -ENOTSUPP;

-- 
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510  2552 DF73 E780 A9DA AEC1
"And now for something completely different."

  reply	other threads:[~2025-12-19 11:41 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-11-18 12:36 [PATCH bpf-next v3 0/6] bpf trampoline support "jmp" mode Menglong Dong
2025-11-18 12:36 ` [PATCH bpf-next v3 1/6] ftrace: introduce FTRACE_OPS_FL_JMP Menglong Dong
2025-11-18 13:25   ` bot+bpf-ci
2025-11-18 13:51     ` Steven Rostedt
2025-11-18 12:36 ` [PATCH bpf-next v3 2/6] x86/ftrace: implement DYNAMIC_FTRACE_WITH_JMP Menglong Dong
2025-11-18 22:01   ` Jiri Olsa
2025-11-19  1:05     ` Menglong Dong
2025-11-18 12:36 ` [PATCH bpf-next v3 3/6] bpf: fix the usage of BPF_TRAMP_F_SKIP_FRAME Menglong Dong
2025-12-18 14:45   ` Andreas Schwab
2025-12-18 15:05     ` Menglong Dong
2025-12-19  2:22     ` Menglong Dong
2025-12-19 11:41       ` Andreas Schwab [this message]
2025-12-19 12:27         ` Menglong Dong
2025-12-19 13:31           ` Menglong Dong
2025-12-19 13:48             ` Andreas Schwab
2025-12-19 14:04               ` Menglong Dong
2025-12-19 14:50                 ` Andreas Schwab
2025-12-19 14:54                   ` Menglong Dong
2025-11-18 12:36 ` [PATCH bpf-next v3 4/6] bpf,x86: adjust the "jmp" mode for bpf trampoline Menglong Dong
2025-11-18 12:36 ` [PATCH bpf-next v3 5/6] bpf: specify the old and new poke_type for bpf_arch_text_poke Menglong Dong
2025-11-18 12:36 ` [PATCH bpf-next v3 6/6] bpf: implement "jmp" mode for trampoline Menglong Dong
2025-11-19  0:59   ` Alexei Starovoitov
2025-11-19  1:03     ` Steven Rostedt
2025-11-22  2:37       ` Alexei Starovoitov
2025-11-24 14:50         ` Steven Rostedt
2025-11-19  0:28 ` [PATCH bpf-next v3 0/6] bpf trampoline support "jmp" mode Alexei Starovoitov
2025-11-19  2:47   ` Menglong Dong
2025-11-19  2:55     ` Leon Hwang
2025-11-19 12:36       ` Xu Kuohai
2025-11-20  2:07         ` Leon Hwang
2025-11-20  3:24           ` Xu Kuohai
2025-11-24 18:00 ` patchwork-bot+netdevbpf
2026-04-02  6:12 ` Leon Hwang
2026-04-02  7:51   ` Menglong Dong

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