From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f52.google.com (mail-wm1-f52.google.com [209.85.128.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A1AFF21FF44; Thu, 12 Jun 2025 16:01:45 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.52 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749744107; cv=none; b=lFaQgs5Yk2LE3W5w/fJYAH1H3w9N4VgL+fFkxV8xMBw1HEwoh3EFrAu8bb6oWwpnTpMiOM08REg/OxwyZRYn0sZHt3xZ5XvkcbL9KNqVSSJla6v93+1wryGKnOpk7bd1R5fETZOrIF/BCtDPO4IbPdgcyfBWhOwLGnfoS0AtyTk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749744107; c=relaxed/simple; bh=qPLi72+ijewVFMB9GpJlxlJPQWm+AQsjprKRy9tlzQc=; h=MIME-Version:References:In-Reply-To:From:Date:Message-ID:Subject: To:Cc:Content-Type; b=Lu9JS6fxTEuNQJQ8IbzpjMCSi+sK5jDBCeZKhfWQIonLF1V4ohfrQ/L7IJmXUYjGcZBcMgT0oDlQbu4tcHsqR8HEivgQhBt6P5R3YMmQR4RG34mEfGkLNwVt1G1FvrJRrzNfBeG8FkNS1Lp+9X2wQup0GG1Zz4GjkT1ANnHwOeQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=R7DolH8a; arc=none smtp.client-ip=209.85.128.52 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="R7DolH8a" Received: by mail-wm1-f52.google.com with SMTP id 5b1f17b1804b1-451d3f72391so15276845e9.3; Thu, 12 Jun 2025 09:01:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1749744104; x=1750348904; darn=vger.kernel.org; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=tAINP8jtfwBf9f7XazJfnbKKWrxfgv/Nz8lT6porDs0=; b=R7DolH8aSJdu7hbU5hq0mlsUQz5fJO/woYrY5vxh51+CFjgHj8cgtuzFTxTfluDAUo 88eOlKMIOWytreTefzXVtapLegAajgaX8jS3E6JdL6A/oYc6MQaAWpipjfgQIdpv3Sps SmVi7UeIcW7ZKqZ9GfI0bPkklJBYzEQyoa0YcuqGn4XyhlHjjjSt3KHAeaoW/FV61yg7 j9bl393ZPDgQ30xmmzo5N+p/uf2w5C2YnSrhsf0yW6LNmTGGf3nvdDWnc5p4O5Q8l2PB EKPL3gzqiecDtURM+6m3YNoz+/NNRiH7n8kXrjf4HFoJdgpblYQHQDrWsnyuJxL4qTah wnOA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1749744104; x=1750348904; h=content-transfer-encoding:cc:to:subject:message-id:date:from :in-reply-to:references:mime-version:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=tAINP8jtfwBf9f7XazJfnbKKWrxfgv/Nz8lT6porDs0=; b=Wpg8STiQHROLzcKpYB6w0+1NeAkMLFsxwZjFrtqy/QNje2/wRp90BM5rEcjFzhLSas JEduYfvrgBEN0bhQC/fj4nqZdwIZ8k5Ed8ynw611iAwZD9O5Hr3ccJiqSU3eIqT7/qk1 3Tg3sZWojAz8/3MnszduG3sh4z2muoFqKvJxcQIkSb26wCmMN5BufWRQMpiIikvaXvnj KqJ4lBXxyJe80pgRFfR2EVeycoYf/5d6gW8nF6Fs6bIb2Mvvi9ypNJaReaktJzFmSpv5 k7PQrG+m/q+bBqJ168SJ9ARG5jV0fMLSWSBT0z3eVVYhKUCQciO4TaoLqETh/gwGOPP5 lZnw== X-Forwarded-Encrypted: i=1; AJvYcCUJDMiy8WrqEdX2xXgj9bqZzWc8fucnDzWxqroUfVLaFQUc+JRP+cjUJ5idA7BUM+W/fUSPmi5idSSD51N7PUI6U9JP@vger.kernel.org, AJvYcCUweeI+YJZdTr3bXA+koxQu1ST/D4gl+D1jSft6eTRDxO1xS+1PSCjSqKoKNFKyg8iJIzA=@vger.kernel.org, AJvYcCV2qlzH09LEKW3h/2in8pWcwsBZbcra1v83RKwcbrMH6kjdcXSWP4ZSgYAZlkBtiFxe8ZzayEC08TsH+M4o@vger.kernel.org X-Gm-Message-State: AOJu0YxRyHAbpmhN5hTR4pJfXPFLTMS/lCHiWJIQeR5CL9zg4ZE3vEHs MXgIX4Y8X8LOltK/3/EkCBBCMaHSd04m08JpgZNr0LZAWZ5i+4wCXI4b4lSTfYUICop5/7Iy6wP lE0dVA6m00/LgpSIzPczFNaCcPBBddJ8= X-Gm-Gg: ASbGnctDtlO0orrtG4xgGKCxcMxdhTCryVWuxPsRxGH0Yt670YxYLLnGe7Y3VBQbSgN fd7XZF2TA8RCDPGzm5OXg5blIJEZXM4W6/ILINyTzOhdEYJvL5FGKE7TNArU3boKBohOR8ZzPwZ nuCeUA4xrgzNKQERcq1qSyexL8dPfyYjEsdYF9YOq3Pu3QkbAh4HlR3ZiS6hmcsrBWTGEINNiy X-Google-Smtp-Source: AGHT+IGZzhesiBoAhBd39t5QJYl1UUrRhXBUdg7MMGUvES7xlp8Qis/+Fs09ENPHIcLDadJQLNKz+xcAIjRafhGoUfU= X-Received: by 2002:a05:6000:2086:b0:3a4:e6c6:b8bf with SMTP id ffacd0b85a97d-3a56080ac65mr3635985f8f.52.1749744103005; Thu, 12 Jun 2025 09:01:43 -0700 (PDT) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <20250612115556.295103-1-chen.dylane@linux.dev> <20250612115556.295103-2-chen.dylane@linux.dev> In-Reply-To: <20250612115556.295103-2-chen.dylane@linux.dev> From: Alexei Starovoitov Date: Thu, 12 Jun 2025 09:01:32 -0700 X-Gm-Features: AX0GCFv7_UZZ46DAKj75rcN0J8jggt3SPwfPN8e8DTpG5j9BIlDZGybtAdZ_wxQ Message-ID: Subject: Re: [PATCH bpf-next 2/2] bpf: Add show_fdinfo for kprobe_multi To: Tao Chen Cc: Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Martin KaFai Lau , Eduard , Song Liu , Yonghong Song , John Fastabend , KP Singh , Stanislav Fomichev , Hao Luo , Jiri Olsa , Matt Bobrowski , Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , bpf , LKML , linux-trace-kernel Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Thu, Jun 12, 2025 at 4:56=E2=80=AFAM Tao Chen wr= ote: > > Show kprobe_multi link info with fdinfo, the info as follows: > > link_type: kprobe_multi > link_id: 4 > prog_tag: 279dd9c09dfbc757 > prog_id: 30 > type: kprobe_multi > func_cnt: 8 > missed: 0 > addr: 0xffffffff81ecb1e0 fdinfo shouldn't print kernel addresses. It defeats kaslr pw-bot: cr