From nobody Tue Dec 2 02:32:39 2025 Received: from mail-pl1-f181.google.com (mail-pl1-f181.google.com [209.85.214.181]) (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 9DE33314D24 for ; Wed, 19 Nov 2025 06:24:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.181 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763533444; cv=none; b=fPYqixOFYtHDMBkMVzGnqxx2r1i4UoXgpswukQMC3qKfFrPM9mShDNbyd0CI8tRXXfF/cAWV5fzBFoqnDixkbRG2Iq8Lq3MMj7TZiUX2z9vgMXryLzCtEW7XXquaO3mEa/NFsboih0gwjj/7ibyyL1653CbduBkGEj6RDBw5Kjc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763533444; c=relaxed/simple; bh=8UJkSXBHt/Bpt4IcYPR3yfOjACRnlnE1YrAChLikYSY=; h=From:To:Subject:Date:Message-ID:MIME-Version:Content-Type; b=R1riKiz704DzDTqmvdy+wu6asVTOr4EdM8USe5LV8vT95imfjwyG6b6gPXuYnLEt1QV02t7PFRQDs1oIRZg7ZRUwpnbdo/WX2wgbESEbmxJrqsyfwq7JIdcSqedsn6Fe3aaZWy3fBpGFmzplbzt+3Upg9YVTFHRq7qgct/ExF2E= 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=jjM2euPg; arc=none smtp.client-ip=209.85.214.181 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="jjM2euPg" Received: by mail-pl1-f181.google.com with SMTP id d9443c01a7336-298250d7769so43597725ad.0 for ; Tue, 18 Nov 2025 22:24:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1763533442; x=1764138242; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:message-id:date:subject:to :from:from:to:cc:subject:date:message-id:reply-to; bh=5QeZxKjzFMmQXxkgs+pg+gMUlc3U8fT7h313iH8Thm8=; b=jjM2euPgnOtk78vORKsHpFWi4dR6ior5HCwlq+7UK6h3akfkhN5vbnAM4Y7BaucoI+ HbX0Coh20WpllJm02NVz3p9t8QPo7RKFmudUJD4+Z9h2T59e9qppfJiT2Cr3U3dGyA02 FqSWcp+eU3Yw0dKcULbjIIl20Nr4Ed6kDhXS52tXv1rfO1y5Enu2C7Zk7KOcLllS/6hG v/sZJxZqfHvHeVHX8LrFFtDEhyL/0D3zcA8LpPi+PnHE0VPdm63hCkYI3yXjifRN9sju QPFHnqb2wlWJXF7wZ4P68499UaIwm8GqUTm0xOYBHV5sFHAa79oe3A4E7yaZ+Dwaartd BNXw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1763533442; x=1764138242; h=content-transfer-encoding:mime-version:message-id:date:subject:to :from:x-gm-gg:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=5QeZxKjzFMmQXxkgs+pg+gMUlc3U8fT7h313iH8Thm8=; b=BSxhpEm1+pl0tAb6pPOObb5fryrdFw3HHoOXJ+oK4Q1kCZ4Po5iMZJp0wQOGNPXcaE mLEYtwh+w94chipO1XMaqQyQ4bD2QwnVEBzk2j2dk1raqhYLOJL7JZLYZ7wFXa7VfLNa ILgezrgQ06noWdF8BPjAJvvyFYRgYsuhxa3g+ssok9MWI1ew0Rwp61yBxXlB2wpdmS7S itK9XNzSjj6wicyxw+6PVAS+rIfquiTjG5hXNtl49sJ+bAbixoBte/yduaL0jfL7xkP7 hyugsjoypt78ctiB05hGNXxomMd/ADRwCScCqSkez1sUEYdT2hQ2z/ae6VxK/g+lCetU R+1g== X-Forwarded-Encrypted: i=1; AJvYcCXw9oaoXh98scefXC/+7Neg8D0ofbv8jYbTjMKoWc5PJsjDzjvCllGRZ5BnMkFGm/n9TWFMyu4IYkv6ysU=@vger.kernel.org X-Gm-Message-State: AOJu0YxjGyzl3JY5tm/ExWIRXiyyZhlD6NiycrDTVsocTopwzIjr3I+t 9JhqYMgifNsZuOK9+5hwG/+TCp8BE0Zu+0HuRjI/IvWd1ltRxuowXAtD X-Gm-Gg: ASbGncsOgehdjOzbUtN4yv0gjhDKIlEvHS6DeBAk0EiXpC3C9+Uurva21yWqgroz+GE 2T+rEHiFygYHNNn3SS5AH+Tv0kLaJBcNIs5ABEskLBdp/JGHoIq+Pm/2m8BUovKlPk8ptkxWzVh /hjkyA5Ug66hSC4l6e7fDaUkTuYs01gm+sMCqXsau4RBJZ+USimZqM/3DF/h091C/P4pzYZJPXx 8UNpgj/YegRGPDg+zayp2ZSwfgR/qXOHIsWw2yL4X9IGAmxeQixKQJCagaFG2+MbjD4ERscOkeH 6FgEck2sb2o02Rbskh5AeMVZlOC6cTmNIxjaHnJUHzp8dynPEzx1/cNyfEigEtt7Mj52vtmxK24 xlHAdM193bC6SVSAC+5oApLkYfZ4iio2LCEGaRR6kSmu8Zc7MyoV6l6yZaLFDlpeg73X8AiwIS5 glyigcBEsbm2yqa9wa X-Google-Smtp-Source: AGHT+IGNIuudTtun/NKqD9KEi5rCwUr6jFRNgsRTqw4qCLlprUmKnFU/9mq4Q+BrqzN6NtuFGjCMhw== X-Received: by 2002:a17:903:2448:b0:295:560a:e474 with SMTP id d9443c01a7336-2986a72c309mr198629625ad.32.1763533441655; Tue, 18 Nov 2025 22:24:01 -0800 (PST) Received: from localhost ([46.232.121.212]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2985c2bebe1sm191411335ad.82.2025.11.18.22.24.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 18 Nov 2025 22:24:00 -0800 (PST) From: Frank Cen To: Alex Shi , Yanteng Si , Dongliang Mu , Jonathan Corbet , Frank Cen , linux-doc@vger.kernel.org (open list:DOCUMENTATION), linux-kernel@vger.kernel.org (open list) Subject: [PATCH v4] docs/zh_CN: Add trace debugging Chinese translation Date: Wed, 19 Nov 2025 14:22:42 +0800 Message-ID: <20251119062300.596150-1-focksor@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Translate .../trace/debugging.rst into Chinese. Update the translation through commit c44a14f216f4 ("tracing: Enforce the persistent ring buffer to be page aligned") Signed-off-by: Frank Cen --- .../translations/zh_CN/trace/debugging.rst | 132 ++++++++++++++++++ 1 file changed, 132 insertions(+) create mode 100644 Documentation/translations/zh_CN/trace/debugging.rst diff --git a/Documentation/translations/zh_CN/trace/debugging.rst b/Documen= tation/translations/zh_CN/trace/debugging.rst new file mode 100644 index 000000000000..dc0006622659 --- /dev/null +++ b/Documentation/translations/zh_CN/trace/debugging.rst @@ -0,0 +1,132 @@ +.. SPDX-License-Identifier: GPL-2.0 +.. include:: ../disclaimer-zh_CN.rst +:Original: Documentation/trace/debugging.rst +:=E7=BF=BB=E8=AF=91: + + =E5=B2=91=E5=8F=91=E4=BA=AE Frank Cen + +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D +=E4=BD=BF=E7=94=A8=E8=BF=BD=E8=B8=AA=E5=99=A8=E8=BF=9B=E8=A1=8C=E8=B0=83= =E8=AF=95 +=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D + +Copyright 2024 Google LLC. + +:Author: Steven Rostedt +:License: The GNU Free Documentation License, Version 1.2 + (dual licensed under the GPL v2) + +- Written for: 6.12 + +=E5=BC=95=E8=A8=80 +---- +=E8=B7=9F=E8=B8=AA=E6=A1=86=E6=9E=B6=E5=AF=B9=E4=BA=8E=E8=B0=83=E8=AF=95 L= inux =E5=86=85=E6=A0=B8=E9=9D=9E=E5=B8=B8=E6=9C=89=E7=94=A8=E3=80=82=E6=9C= =AC=E6=96=87=E8=AE=B0=E5=BD=95=E4=BA=86=E4=BD=BF=E7=94=A8=E8=BF=BD=E8=B8=AA= =E5=99=A8=E8=BF=9B=E8=A1=8C=E8=B0=83=E8=AF=95=E7=9A=84=E5=90=84=E7=A7=8D=E6= =96=B9=E6=B3=95=E3=80=82 + +=E9=A6=96=E5=85=88=EF=BC=8C=E7=A1=AE=E4=BF=9D=E5=B7=B2=E7=BB=8F=E6=8C=82= =E8=BD=BD=E4=BA=86 tracefs =E6=96=87=E4=BB=B6=E7=B3=BB=E7=BB=9F:: + + $ sudo mount -t tracefs tracefs /sys/kernel/tracing + + +=E4=BD=BF=E7=94=A8 trace_printk() +------------------- + +trace_printk() =E6=98=AF=E4=B8=80=E4=B8=AA=E9=9D=9E=E5=B8=B8=E8=BD=BB=E9= =87=8F=E7=BA=A7=E7=9A=84=E5=B7=A5=E5=85=B7=EF=BC=8C=E5=8F=AF=E4=BB=A5=E5=9C= =A8=E5=86=85=E6=A0=B8=E4=B8=AD=E9=99=A4 "noinstr" =E9=83=A8=E5=88=86=E5=A4= =96=E7=9A=84=E4=BB=BB=E4=BD=95=E4=B8=8A=E4=B8=8B=E6=96=87=E4=BD=BF=E7=94=A8= =E3=80=82 +=E5=AE=83=E5=8F=AF=E4=BB=A5=E5=9C=A8=E6=AD=A3=E5=B8=B8=E3=80=81=E8=BD=AF= =E4=B8=AD=E6=96=AD=E3=80=81=E7=A1=AC=E4=B8=AD=E6=96=AD=E7=94=9A=E8=87=B3 NM= I =E4=B8=8A=E4=B8=8B=E6=96=87=E4=B8=AD=E4=BD=BF=E7=94=A8=E3=80=82 +=E8=B7=9F=E8=B8=AA=E6=95=B0=E6=8D=AE=E4=BB=A5=E6=97=A0=E9=94=81=E7=9A=84= =E6=96=B9=E5=BC=8F=E5=86=99=E5=85=A5=E5=88=B0=E7=8E=AF=E5=BD=A2=E7=BC=93=E5= =86=B2=E5=8C=BA (tracing ring buffer) =E4=B8=AD=E3=80=82 +=E4=B8=BA=E4=BA=86=E4=BD=BF=E5=85=B6=E6=9B=B4=E8=BD=BB=E9=87=8F=EF=BC=8C= =E5=BD=93=E5=8F=AF=E8=83=BD=E6=97=B6=EF=BC=8C=E5=AE=83=E4=BC=9A=E5=8F=AA=E8= =AE=B0=E5=BD=95=E6=A0=BC=E5=BC=8F=E5=AD=97=E7=AC=A6=E4=B8=B2=E7=9A=84=E6=8C= =87=E9=92=88=EF=BC=8C=E5=B9=B6=E5=B0=86=E5=8E=9F=E5=A7=8B=E5=8F=82=E6=95=B0= =E4=BF=9D=E5=AD=98=E5=88=B0=E7=BC=93=E5=86=B2=E5=8C=BA=E4=B8=AD=E3=80=82=E6= =A0=BC=E5=BC=8F=E5=92=8C=E5=8F=82=E6=95=B0 +=E5=B0=86=E5=9C=A8=E8=AF=BB=E5=8F=96=E7=8E=AF=E5=BD=A2=E7=BC=93=E5=86=B2= =E5=8C=BA=E6=97=B6=E5=86=8D=E8=BF=9B=E8=A1=8C=E5=A4=84=E7=90=86=E3=80=82=E8= =BF=99=E6=A0=B7=EF=BC=8C=E6=A0=BC=E5=BC=8F=E5=8C=96=E5=A4=84=E7=90=86=E5=B0= =B1=E4=B8=8D=E4=BC=9A=E5=9C=A8=E7=83=AD=E8=B7=AF=E5=BE=84=EF=BC=88=E5=8D=B3= =E8=AE=B0=E5=BD=95=E8=BF=BD=E8=B8=AA=E7=9A=84=E5=9C=B0=E6=96=B9=EF=BC=89=E4= =B8=AD=E5=AE=8C=E6=88=90=E3=80=82 + +trace_printk() =E5=8F=AA=E7=94=A8=E4=BA=8E=E8=B0=83=E8=AF=95=EF=BC=8C=E7= =BB=9D=E4=B8=8D=E5=BA=94=E6=B7=BB=E5=8A=A0=E5=88=B0=E5=86=85=E6=A0=B8=E7=9A= =84=E5=AD=90=E7=B3=BB=E7=BB=9F=E4=B8=AD=E3=80=82=E5=A6=82=E6=9E=9C=E9=9C=80= =E8=A6=81=E8=B0=83=E8=AF=95=E8=B7=9F=E8=B8=AA=EF=BC=8C=E8=AF=B7=E6=B7=BB=E5= =8A=A0=E8=B7=9F=E8=B8=AA=E4=BA=8B=E4=BB=B6=E3=80=82 +=E5=A6=82=E6=9E=9C=E5=9C=A8=E5=86=85=E6=A0=B8=E4=B8=AD=E5=8F=91=E7=8E=B0 t= race_printk()=EF=BC=8C=E5=88=99 dmesg =E4=B8=AD=E4=BC=9A=E5=87=BA=E7=8E=B0= =E4=BB=A5=E4=B8=8B=E5=86=85=E5=AE=B9:: + + ********************************************************** + ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** + ** ** + ** trace_printk() being used. Allocating extra memory. ** + ** ** + ** This means that this is a DEBUG kernel and it is ** + ** unsafe for production use. ** + ** ** + ** If you see this message and you are not debugging ** + ** the kernel, report this immediately to your vendor! ** + ** ** + ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** + ********************************************************** + + +=E8=B0=83=E8=AF=95=E5=86=85=E6=A0=B8=E5=B4=A9=E6=BA=83 +------------ +=E6=9C=89=E5=A4=9A=E7=A7=8D=E6=96=B9=E6=B3=95=E5=8F=AF=E4=BB=A5=E5=9C=A8= =E5=86=85=E6=A0=B8=E5=B4=A9=E6=BA=83=E6=97=B6=E8=8E=B7=E5=8F=96=E7=B3=BB=E7= =BB=9F=E7=8A=B6=E6=80=81=E3=80=82=E4=BD=A0=E5=8F=AF=E4=BB=A5=E9=80=9A=E8=BF= =87 printk =E4=B8=AD=E7=9A=84 oops =E6=B6=88=E6=81=AF=E6=9D=A5=E5=AE=9E=E7= =8E=B0=EF=BC=8C=E4=B9=9F=E5=8F=AF=E4=BB=A5=E4=BD=BF=E7=94=A8 +kexec/kdump=E3=80=82=E4=BD=86=E6=98=AF=E8=BF=99=E4=BA=9B=E6=96=B9=E6=B3=95= =E5=8F=AA=E8=83=BD=E6=98=BE=E7=A4=BA=E5=B4=A9=E6=BA=83=E6=97=B6=E7=9A=84=E6= =83=85=E5=86=B5=EF=BC=8C=E8=80=8C=E5=A6=82=E6=9E=9C=E8=83=BD=E5=A4=9F=E7=9F= =A5=E9=81=93=E5=9C=A8=E5=B4=A9=E6=BA=83=E5=8F=91=E7=94=9F=E4=B9=8B=E5=89=8D= =E5=8F=91=E7=94=9F=E4=BA=86=E4=BB=80=E4=B9=88=E5=88=99=E9=9D=9E=E5=B8=B8 +=E6=9C=89=E5=B8=AE=E5=8A=A9=E3=80=82tracing ring buffer =E9=BB=98=E8=AE=A4= =E6=83=85=E5=86=B5=E4=B8=8B=E6=98=AF=E4=B8=80=E4=B8=AA=E5=BE=AA=E7=8E=AF=E7= =BC=93=E5=86=B2=E5=8C=BA=EF=BC=8C=E5=AE=83=E4=BC=9A=E7=94=A8=E8=BE=83=E6=96= =B0=E7=9A=84=E4=BA=8B=E4=BB=B6=E8=A6=86=E7=9B=96=E8=BE=83=E6=97=A7=E7=9A=84= =E4=BA=8B=E4=BB=B6=E3=80=82 +=E5=BD=93=E5=B4=A9=E6=BA=83=E5=8F=91=E7=94=9F=E6=97=B6=EF=BC=8Cring buffer= =E7=9A=84=E5=86=85=E5=AE=B9=E4=BC=9A=E6=98=AF=E5=AF=BC=E8=87=B4=E5=B4=A9= =E6=BA=83=E7=9A=84=E6=89=80=E6=9C=89=E4=BA=8B=E4=BB=B6=E3=80=82 + +=E5=9C=A8=E8=BF=9B=E8=A1=8C=E8=B0=83=E8=AF=95=E6=97=B6=EF=BC=8C=E6=9C=89= =E4=B8=80=E4=BA=9B=E5=86=85=E6=A0=B8=E5=91=BD=E4=BB=A4=E8=A1=8C=E5=8F=82=E6= =95=B0=E9=9D=9E=E5=B8=B8=E6=9C=89=E7=94=A8=E3=80=82=E7=AC=AC=E4=B8=80=E4=B8= =AA=E5=8F=82=E6=95=B0=E6=98=AF ftrace_dump_on_oops=EF=BC=8C=E5=BD=93=E7=B3= =BB=E7=BB=9F=E5=8F=91=E7=94=9F +oops =E6=97=B6=EF=BC=8C=E5=AE=83=E4=BC=9A=E5=B0=86 tracing ring buffer =E7= =9A=84=E5=86=85=E5=AE=B9=E8=BE=93=E5=87=BA=E5=88=B0=E6=8E=A7=E5=88=B6=E5=8F= =B0=E3=80=82=E5=A6=82=E6=9E=9C=E6=8E=A7=E5=88=B6=E5=8F=B0=E7=9A=84=E8=BF=99= =E4=BA=9B=E8=BE=93=E5=87=BA=E8=83=BD=E5=A4=9F=E8=A2=AB=E8=AE=B0=E5=BD=95 +=E4=B8=8B=E6=9D=A5=E9=82=A3=E5=B0=86=E4=BC=9A=E9=9D=9E=E5=B8=B8=E6=9C=89= =E5=B8=AE=E5=8A=A9=E3=80=82=E4=BD=86=E6=98=AF=E5=A6=82=E6=9E=9C=E4=BD=A0=E4= =BD=BF=E7=94=A8=E7=9A=84=E6=98=AF=E4=B8=B2=E5=8F=A3=E6=8E=A7=E5=88=B6=E5=8F= =B0=EF=BC=8C=E5=BB=BA=E8=AE=AE=E5=B0=86=E7=8E=AF=E5=BD=A2=E7=BC=93=E5=86=B2= =E5=8C=BA=E8=AE=BE=E5=BE=97=E7=9B=B8=E5=AF=B9=E8=BE=83=E5=B0=8F=E4=B8=80=E4= =BA=9B=EF=BC=8C=E5=90=A6=E5=88=99=E5=8F=AF=E8=83=BD +=E9=9C=80=E8=A6=81=E5=87=A0=E5=88=86=E9=92=9F=E7=94=9A=E8=87=B3=E6=95=B0= =E5=B0=8F=E6=97=B6=E6=89=8D=E8=83=BD=E5=AE=8C=E6=88=90=E7=8E=AF=E5=BD=A2=E7= =BC=93=E5=86=B2=E5=8C=BA=E7=9A=84=E8=BD=AC=E5=82=A8=E5=B7=A5=E4=BD=9C=E3=80= =82=E4=B8=8B=E9=9D=A2=E6=98=AF=E4=B8=80=E4=B8=AA=E5=86=85=E6=A0=B8=E5=91=BD= =E4=BB=A4=E8=A1=8C=E7=A4=BA=E4=BE=8B:: + + ftrace_dump_on_oops trace_buf_size=3D50K + +=E6=B3=A8=E6=84=8F=EF=BC=8Ctracing buffer =E7=94=B1=E6=AF=8F=E4=B8=AA CPU = =E7=9A=84=E7=BC=93=E5=86=B2=E5=8C=BA=E7=BB=84=E6=88=90=EF=BC=8C=E6=AF=8F=E4= =B8=AA=E7=BC=93=E5=86=B2=E5=8C=BA=E5=8F=88=E8=A2=AB=E5=88=92=E5=88=86=E4=B8= =BA=E9=BB=98=E8=AE=A4=E5=A4=A7=E5=B0=8F=E4=B8=BA PAGE_SIZE +=E7=9A=84=E5=AD=90=E7=BC=93=E5=86=B2=E5=8C=BA=E3=80=82=E4=B8=8A=E9=9D=A2= =E7=9A=84 trace_buf_size =E9=80=89=E9=A1=B9=E5=B0=86=E6=AF=8F=E4=B8=AA CPU = =E7=9A=84=E7=BC=93=E5=86=B2=E5=8C=BA=E8=AE=BE=E7=BD=AE=E4=B8=BA 50K=EF=BC= =8C=E5=9B=A0=E6=AD=A4=E5=9C=A8=E4=B8=80=E5=8F=B0=E6=9C=89 8 =E4=B8=AA +CPU =E7=9A=84=E6=9C=BA=E5=99=A8=E4=B8=8A=EF=BC=8C=E5=AE=9E=E9=99=85=E4=B8= =8A=E7=BC=93=E5=86=B2=E5=8C=BA=E6=80=BB=E5=A4=A7=E5=B0=8F=E6=98=AF 400K=E3= =80=82 + +=E8=B7=A8=E9=87=8D=E5=90=AF=E7=9A=84=E6=8C=81=E4=B9=85=E7=BC=93=E5=86=B2= =E5=8C=BA +------------------ +=E5=A6=82=E6=9E=9C=E7=B3=BB=E7=BB=9F=E5=86=85=E5=AD=98=E5=85=81=E8=AE=B8= =EF=BC=8C=E5=8F=AF=E4=BB=A5=E5=9C=A8=E5=86=85=E5=AD=98=E4=B8=AD=E7=9A=84=E7= =89=B9=E5=AE=9A=E4=BD=8D=E7=BD=AE=E6=8C=87=E5=AE=9A tracing ring buffer=E3= =80=82=E5=A6=82=E6=9E=9C=E8=AF=A5=E4=BD=8D=E7=BD=AE=E5=9C=A8=E9=87=8D=E5=90= =AF=E6=97=B6=E4=BF=9D=E6=8C=81 +=E4=B8=8D=E5=8F=98=E4=B8=94=E5=86=85=E5=AD=98=E6=95=B0=E6=8D=AE=E6=9C=AA= =E8=A2=AB=E4=BF=AE=E6=94=B9=EF=BC=8C=E5=88=99=E8=AF=A5=E5=8F=AF=E4=BB=A5=E5= =9C=A8=E4=B8=8B=E4=B8=80=E6=AC=A1=E5=90=AF=E5=8A=A8=E5=90=8E=E8=AF=BB=E5=8F= =96=E8=AF=A5=E7=8E=AF=E5=BD=A2=E7=BC=93=E5=86=B2=E5=8C=BA=E3=80=82=E6=9C=89= =E5=A6=82=E4=B8=8B=E4=B8=A4=E7=A7=8D=E6=96=B9=E6=B3=95=E4=B8=BA=E7=BC=93=E5= =86=B2=E5=8C=BA=E4=BF=9D=E7=95=99=E5=86=85=E5=AD=98=E3=80=82 + +=E7=9B=B8=E5=AF=B9=E6=9B=B4=E5=8F=AF=E9=9D=A0=E7=9A=84=E6=96=B9=E6=B3=95= =EF=BC=88=E5=9C=A8 x86 =E4=B8=8A=EF=BC=89=E6=98=AF=E5=85=88=E4=BD=BF=E7=94= =A8 memmap =E5=86=85=E6=A0=B8=E5=91=BD=E4=BB=A4=E8=A1=8C=E9=80=89=E9=A1=B9= =E6=9D=A5=E4=BF=9D=E7=95=99=E5=86=85=E5=AD=98=EF=BC=8C=E7=84=B6=E5=90=8E=E5= =B0=86=E8=AF=A5=E5=86=85=E5=AD=98=E6=8C=87=E5=AE=9A=E7=94=A8=E4=BA=8E +trace_instance=E3=80=82=E8=BF=99=E9=9C=80=E8=A6=81=E5=AF=B9=E7=B3=BB=E7=BB= =9F=E7=9A=84=E7=89=A9=E7=90=86=E5=86=85=E5=AD=98=E5=B8=83=E5=B1=80=E6=9C=89= =E4=B8=80=E5=AE=9A=E7=9A=84=E4=BA=86=E8=A7=A3=E3=80=82=E4=BD=BF=E7=94=A8=E8= =BF=99=E7=A7=8D=E6=96=B9=E6=B3=95=E7=9A=84=E4=BC=98=E7=82=B9=E6=98=AF=E7=8E= =AF=E5=BD=A2=E7=BC=93=E5=86=B2=E5=8C=BA=E7=9A=84=E5=86=85=E5=AD=98 +=E4=BD=8D=E7=BD=AE=E5=B0=86=E5=A7=8B=E7=BB=88=E4=BF=9D=E6=8C=81=E4=B8=8D= =E5=8F=98:: + + memmap=3D=3D12M$0x284500000 trace_instance=3Dboot_map@0x284500000:12M + +=E5=A6=82=E4=B8=8A=E5=8F=82=E6=95=B0=E4=B8=AD=EF=BC=8Cmemmap =E9=80=89=E9= =A1=B9=E5=9C=A8=E7=89=A9=E7=90=86=E5=86=85=E5=AD=98=E5=9C=B0=E5=9D=80 0x284= 500000 =E5=A4=84=E4=BF=9D=E7=95=99=E4=BA=86 12 =E5=85=86=E5=AD=97=E8=8A=82= =E7=9A=84=E5=86=85=E5=AD=98=E3=80=82=E8=80=8C=E7=B4=A7=E9=9A=8F=E5=85=B6=E5= =90=8E=E7=9A=84 +trace_instance =E9=80=89=E9=A1=B9=E5=B0=86=E5=9C=A8=E5=90=8C=E4=B8=80=E4= =BD=8D=E7=BD=AE=E5=88=9B=E5=BB=BA=E4=B8=80=E4=B8=AA=E5=90=8D=E4=B8=BA "boot= _map" =E7=9A=84 trace instance=EF=BC=88=E8=B7=9F=E8=B8=AA=E5=AE=9E=E4=BE=8B= =EF=BC=89=EF=BC=8C +=E8=BF=99=E4=B8=AA=E5=AE=9E=E4=BE=8B=E4=BD=BF=E7=94=A8=E4=B8=8E=E4=BF=9D= =E7=95=99=E7=9A=84=E5=86=85=E5=AD=98=E7=9B=B8=E5=90=8C=E7=9A=84=E5=A4=A7=E5= =B0=8F=E3=80=82=E7=94=B1=E4=BA=8E=E7=8E=AF=E5=BD=A2=E7=BC=93=E5=86=B2=E5=8C= =BA=E8=A6=81=E8=A2=AB=E5=88=92=E5=88=86=E4=B8=BA=E6=AF=8F=E4=B8=AA CPU =E7= =9A=84=E7=BC=93=E5=86=B2=E5=8C=BA=EF=BC=8C=E5=9B=A0=E6=AD=A4=E8=BF=99 12MB +=E5=86=85=E5=AD=98=E5=B0=86=E8=A2=AB=E5=9D=87=E5=8C=80=E5=9C=B0=E5=88=86= =E9=85=8D=E7=BB=99=E6=89=80=E6=9C=89 CPU=E3=80=82=E5=A6=82=E6=9E=9C=E4=BD= =A0=E6=9C=89 8 =E4=B8=AA CPU=EF=BC=8C=E9=82=A3=E4=B9=88=E6=AF=8F=E4=B8=AA C= PU =E7=9A=84=E7=8E=AF=E5=BD=A2=E7=BC=93=E5=86=B2=E5=8C=BA=E5=A4=A7=E5=B0=8F= =E5=B0=86=E6=98=AF 1.5MB=E3=80=82 +=E6=B3=A8=E6=84=8F=E8=BF=99=E5=85=B6=E4=B8=AD=E8=BF=98=E8=A6=81=E5=8C=85= =E6=8B=AC=E5=85=83=E6=95=B0=E6=8D=AE=EF=BC=8C=E5=9B=A0=E6=AD=A4=E7=8E=AF=E5= =BD=A2=E7=BC=93=E5=86=B2=E5=8C=BA=E5=AE=9E=E9=99=85=E5=8F=AF=E4=BD=BF=E7=94= =A8=E7=9A=84=E5=86=85=E5=AD=98=E8=BF=98=E4=BC=9A=E7=A8=8D=E5=BE=AE=E5=B0=8F= =E4=B8=80=E4=BA=9B=E3=80=82 + +=E5=8F=A6=E4=B8=80=E7=A7=8D=E6=9B=B4=E9=80=9A=E7=94=A8=E4=BD=86=E6=B2=A1= =E9=82=A3=E4=B9=88=E5=8F=AF=E9=9D=A0=E7=9A=84=E5=9C=A8=E5=90=AF=E5=8A=A8=E6= =97=B6=E5=88=86=E9=85=8D=E7=8E=AF=E5=BD=A2=E7=BC=93=E5=86=B2=E5=8C=BA=E6=98= =A0=E5=B0=84=E7=9A=84=E6=96=B9=E6=B3=95=E6=98=AF=E4=BD=BF=E7=94=A8 reserve_= mem =E9=80=89=E9=A1=B9:: + + reserve_mem=3D12M:4096:trace trace_instance=3Dboot_map@trace + +=E4=B8=8A=E9=9D=A2=E7=9A=84 reserve_mem =E4=BC=9A=E5=9C=A8=E5=90=AF=E5=8A= =A8=E6=97=B6=E5=AF=BB=E6=89=BE 12MB =E6=8C=89 4096 =E5=AD=97=E8=8A=82=E5=AF= =B9=E9=BD=90=E7=9A=84=E5=8F=AF=E7=94=A8=E5=86=85=E5=AD=98=E3=80=82=E8=BF=99= =E5=9D=97=E5=86=85=E5=AD=98=E4=BC=9A=E8=A2=AB=E6=A0=87=E8=AE=B0=E4=B8=BA +"trace" =E4=BB=A5=E4=BE=9B=E5=90=8E=E7=BB=AD=E7=9A=84=E5=91=BD=E4=BB=A4=E8= =A1=8C=E9=80=89=E9=A1=B9=E4=BD=BF=E7=94=A8=E3=80=82 + +trace_instance =E9=80=89=E9=A1=B9=E5=88=9B=E5=BB=BA=E4=BA=86=E4=B8=80=E4= =B8=AA=E5=90=8D=E4=B8=BA "boot_map" =E7=9A=84=E8=B7=9F=E8=B8=AA=E5=AE=9E=E4= =BE=8B=EF=BC=8C=E5=B9=B6=E5=B0=86=E4=BD=BF=E7=94=A8=E7=94=B1 reserve_mem = =E9=A2=84=E7=95=99 +=E5=B9=B6=E6=A0=87=E8=AE=B0=E4=B8=BA "trace" =E7=9A=84=E5=86=85=E5=AD=98= =E3=80=82=E8=BF=99=E7=A7=8D=E6=96=B9=E6=B3=95=E6=9B=B4=E9=80=9A=E7=94=A8=EF= =BC=8C=E4=BD=86=E4=B8=8D=E9=82=A3=E4=B9=88=E5=8F=AF=E9=9D=A0=E3=80=82=E7=94= =B1=E4=BA=8E KASLR=EF=BC=88=E5=86=85=E6=A0=B8=E5=9C=B0=E5=9D=80=E7=A9=BA=E9= =97=B4=E5=B8=83=E5=B1=80=E9=9A=8F=E6=9C=BA=E5=8C=96=EF=BC=89 +=E6=9C=BA=E5=88=B6=E7=9A=84=E5=AD=98=E5=9C=A8=EF=BC=8Creserve_mem =E4=BF= =9D=E7=95=99=E7=9A=84=E5=86=85=E5=AD=98=E4=BD=8D=E7=BD=AE=E5=8F=AF=E8=83=BD= =E4=BC=9A=E6=9C=89=E6=89=80=E4=B8=8D=E5=90=8C=E3=80=82=E5=BD=93=E8=BF=99=E7= =A7=8D=E6=83=85=E5=86=B5=E5=8F=91=E7=94=9F=E6=97=B6=EF=BC=8C=E7=8E=AF=E5=BD= =A2=E7=BC=93=E5=86=B2=E5=8C=BA=E5=B0=86=E4=B8=8D=E4=BC=9A=E6=98=AF +=E5=9C=A8=E4=B8=8A=E6=AC=A1=E5=90=AF=E5=8A=A8=E6=97=B6=E5=86=99=E5=85=A5= =E7=9A=84=E5=86=85=E5=AE=B9=EF=BC=8C=E5=B9=B6=E4=B8=94=E6=95=B4=E4=B8=AA=E7= =BC=93=E5=86=B2=E5=8C=BA=E5=B0=86=E4=BC=9A=E8=A2=AB=E9=87=8D=E7=BD=AE=E3=80= =82 + +=E6=9C=89=E6=97=B6=E6=88=91=E4=BB=AC=E5=8F=AF=E4=BB=A5=E9=80=9A=E8=BF=87= =E6=8C=87=E5=AE=9A=E6=9B=B4=E5=A4=A7=E7=9A=84=E5=AF=B9=E9=BD=90=E5=AD=97=E8= =8A=82=E7=9A=84=E6=96=B9=E5=BC=8F=E6=9D=A5=E9=98=B2=E6=AD=A2 KASLR =E6=94= =B9=E5=8F=98 reserve_mem =E9=A2=84=E7=95=99=E5=86=85=E5=AD=98=E7=9A=84=E4= =BD=8D=E7=BD=AE=E3=80=82 +=E9=80=9A=E8=BF=87=E8=BF=99=E4=B8=AA=E6=96=B9=E6=B3=95=EF=BC=8C=E4=BD=A0= =E5=8F=AF=E8=83=BD=E4=BC=9A=E5=8F=91=E7=8E=B0=E7=BC=93=E5=86=B2=E5=8C=BA=E7= =9A=84=E4=BD=8D=E7=BD=AE=E4=BC=9A=E6=9B=B4=E4=B8=80=E8=87=B4:: + + reserve_mem=3D12M:0x2000000:trace trace_instance=3Dboot_map@trace + +=E5=9C=A8=E5=90=AF=E5=8A=A8=E6=97=B6=EF=BC=8C=E4=B8=BA=E7=8E=AF=E5=BD=A2= =E7=BC=93=E5=86=B2=E5=8C=BA=E4=BF=9D=E7=95=99=E7=9A=84=E5=86=85=E5=AD=98=E5= =B0=86=E4=BC=9A=E7=BB=8F=E8=BF=87=E6=A0=A1=E9=AA=8C=E3=80=82=E7=B3=BB=E7=BB= =9F=E4=BC=9A=E9=80=9A=E8=BF=87=E4=B8=80=E7=B3=BB=E5=88=97=E6=B5=8B=E8=AF=95= =E4=BB=A5=E7=A1=AE=E4=BF=9D=E7=BC=93=E5=86=B2=E5=8C=BA=E5=86=85=E5=8C=85=E5= =90=AB=E6=9C=89=E6=95=88=E6=95=B0=E6=8D=AE=E3=80=82 +=E5=A6=82=E6=9E=9C=E6=B5=8B=E8=AF=95=E9=80=9A=E8=BF=87=EF=BC=8C=E8=AF=A5= =E7=8E=AF=E5=BD=A2=E7=BC=93=E5=86=B2=E5=8C=BA=E4=BC=9A=E8=A2=AB=E8=AE=BE=E7= =BD=AE=E4=B8=BA=E5=8F=AF=E8=A2=AB=E5=AE=9E=E4=BE=8B=E8=AF=BB=E5=8F=96=EF=BC= =9B=E5=A6=82=E6=9E=9C=E6=B5=8B=E8=AF=95=E6=9C=AA=E9=80=9A=E8=BF=87=EF=BC=8C= =E5=88=99=E5=85=B6=E4=BC=9A=E8=A2=AB=E6=B8=85=E7=A9=BA=E5=B9=B6=E9=87=8D=E6= =96=B0=E5=88=9D=E5=A7=8B=E5=8C=96=E3=80=82 + +=E8=BF=99=E5=9D=97=E5=86=85=E5=AD=98=E7=9A=84=E5=B8=83=E5=B1=80=E5=9C=A8= =E4=B8=8D=E5=90=8C=E7=9A=84=E5=86=85=E6=A0=B8=E7=89=88=E6=9C=AC=E5=8F=AF=E8= =83=BD=E4=B9=9F=E4=BC=9A=E4=B8=8D=E5=90=8C=EF=BC=8C=E5=9B=A0=E6=AD=A4=E5=8F= =AA=E6=9C=89=E7=9B=B8=E5=90=8C=E7=9A=84=E5=86=85=E6=A0=B8=E7=89=88=E6=9C=AC= =E6=89=8D=E8=83=BD=E4=BF=9D=E8=AF=81=E5=85=B6=E5=B7=A5=E4=BD=9C=E6=AD=A3=E5= =B8=B8=E3=80=82=E5=9C=A8=E4=B8=8D=E5=90=8C +=E7=9A=84=E5=86=85=E6=A0=B8=E7=89=88=E6=9C=AC=E4=B9=8B=E9=97=B4=E5=88=87= =E6=8D=A2=E6=97=B6=EF=BC=8C=E5=8F=AF=E8=83=BD=E4=BC=9A=E7=94=B1=E4=BA=8E=E5= =86=85=E5=AD=98=E5=B8=83=E5=B1=80=E4=B8=8D=E5=90=8C=E8=80=8C=E5=AF=BC=E8=87= =B4=E7=BC=93=E5=86=B2=E5=8C=BA=E8=A2=AB=E6=A0=87=E8=AE=B0=E4=B8=BA=E9=9D=9E= =E6=B3=95=E3=80=82 + +=E6=B3=A8=E6=84=8F=EF=BC=9A=E6=98=A0=E5=B0=84=E7=9A=84=E5=9C=B0=E5=9D=80= =E5=92=8C=E5=A4=A7=E5=B0=8F=E9=83=BD=E5=BF=85=E9=A1=BB=E7=AC=A6=E5=90=88=E6= =9E=B6=E6=9E=84=E7=9A=84=E9=A1=B5=E9=9D=A2=E5=AF=B9=E9=BD=90=E8=A6=81=E6=B1= =82=E3=80=82 + +=E5=9C=A8=E5=90=AF=E5=8A=A8=E9=98=B6=E6=AE=B5=E4=BD=BF=E7=94=A8 trace_prin= tk() +----------------------------- +=E9=BB=98=E8=AE=A4=E6=83=85=E5=86=B5=E4=B8=8B=EF=BC=8C trace_printk() =E7= =9A=84=E5=86=85=E5=AE=B9=E4=BC=9A=E8=BF=9B=E5=85=A5 top level tracing insta= nce=EF=BC=88=E9=A1=B6=E7=BA=A7=E8=B7=9F=E8=B8=AA=E5=AE=9E=E4=BE=8B=EF=BC=89= =E3=80=82 +=E4=BD=86=E8=BF=99=E4=B8=AA=E5=AE=9E=E4=BE=8B=E5=9C=A8=E9=87=8D=E5=90=AF= =E6=97=B6=E4=B8=8D=E4=BC=9A=E8=A2=AB=E4=BF=9D=E7=95=99=E3=80=82=E4=B8=BA=E4= =BA=86=E8=AE=A9 trace_printk() =E7=9A=84=E5=86=85=E5=AE=B9=E4=BB=A5=E5=8F= =8A=E4=B8=80=E4=BA=9B=E5=85=B6=E5=AE=83=E7=9A=84=E5=86=85=E9=83=A8 tracing +=E8=83=BD=E5=A4=9F=E8=BF=9B=E5=85=A5=E8=A2=AB=E4=BF=9D=E7=95=99=E7=9A=84= =E7=BC=93=E5=86=B2=E5=8C=BA=EF=BC=88=E4=BE=8B=E5=A6=82 dump stacks=EF=BC=89= =EF=BC=8C=E4=BD=A0=E5=8F=AF=E4=BB=A5=E5=9C=A8=E5=86=85=E6=A0=B8=E5=91=BD=E4= =BB=A4=E8=A1=8C=E4=B8=AD=E4=B8=BA trace_printk() =E6=8C=87=E5=AE=9A +=E7=9B=AE=E6=A0=87=E5=AE=9E=E4=BE=8B=EF=BC=8C=E6=88=96=E8=80=85=E5=9C=A8= =E5=90=AF=E5=8A=A8=E5=90=8E=E9=80=9A=E8=BF=87 trace_printk_dest =E9=80=89= =E9=A1=B9=E8=BF=9B=E8=A1=8C=E8=AE=BE=E7=BD=AE=E3=80=82 + +=E5=90=AF=E5=8A=A8=E5=90=8E:: + + echo 1 > /sys/kernel/tracing/instances/boot_map/options/trace_printk_dest + +=E5=9C=A8=E5=86=85=E6=A0=B8=E5=91=BD=E4=BB=A4=E8=A1=8C=E8=AE=BE=E7=BD=AE:: + + reserve_mem=3D12M:4096:trace trace_instance=3Dboot_map^traceprintk^trace= off@trace + +=E5=A6=82=E6=9E=9C=E5=9C=A8=E5=86=85=E6=A0=B8=E5=91=BD=E4=BB=A4=E8=A1=8C= =E4=B8=AD=E8=AE=BE=E7=BD=AE=EF=BC=8C=E5=BB=BA=E8=AE=AE=E5=90=8C=E6=97=B6=E4= =BD=BF=E7=94=A8 "traceoff" =E6=A0=87=E5=BF=97=E6=9D=A5=E7=A6=81=E7=94=A8=E8= =BF=BD=E8=B8=AA=EF=BC=8C=E5=B9=B6=E5=9C=A8=E5=90=AF=E5=8A=A8=E5=90=8E=E5=86= =8D=E9=87=8D=E6=96=B0=E5=90=AF=E7=94=A8=E8=BF=BD=E8=B8=AA=E3=80=82 +=E5=90=A6=E5=88=99=EF=BC=8C=E6=9C=80=E8=BF=91=E4=B8=80=E6=AC=A1=E5=90=AF= =E5=8A=A8=E7=9A=84=E8=BF=BD=E8=B8=AA=E4=BF=A1=E6=81=AF=E5=B0=86=E4=B8=8E=E4= =B8=8A=E4=B8=80=E6=AC=A1=E5=90=AF=E5=8A=A8=E7=9A=84=E8=BF=BD=E8=B8=AA=E4=BF= =A1=E6=81=AF=E4=BC=9A=E6=B7=B7=E5=9C=A8=E4=B8=80=E8=B5=B7=EF=BC=8C=E5=8F=AF= =E8=83=BD=E4=BC=9A=E5=8F=98=E5=BE=97=E9=9A=BE=E4=BB=A5=E9=98=85=E8=AF=BB=E3= =80=82 --=20 2.43.0