From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f181.google.com (mail-pf1-f181.google.com [209.85.210.181]) (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 B383E77626 for ; Thu, 21 Dec 2023 13:39:24 +0000 (UTC) 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="Cnd5CQau" Received: by mail-pf1-f181.google.com with SMTP id d2e1a72fcca58-6d93278bfbeso452629b3a.3 for ; Thu, 21 Dec 2023 05:39:24 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1703165964; x=1703770764; darn=vger.kernel.org; h=message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=0WRPtFKRbZo87GpoO95/PqPDiQIBNAfn361E91yU6k0=; b=Cnd5CQauM5XifTnZjzkJHqlSdWBnZTqdVnKLhJbVZAO3+47V7Li/bT1AqrV9zt370q 7Iqj4WRNEBsWANctCPO87cpRXxY3L1mJdHRrMGwRJGpzjVK0zTpppBMbS3TizFlWP6Ud TcYUPBmX7XPGTYqSVCkt00hnH4Fw65S/m6VR6uXE1JWDV1Gp9YLHrqwK/ojWnLjKA+vA jbfFjC5lwYVjE/bWPGsveK2Uq+iylcG1Dp+Sm7y19qJaUYTy4w2ghar9d5Nf5v3rz6kC f9ZE6S5gdEvmZB0NFkf/Imb25Y0xkGeYodyrdpN+gt2KVF/le4TN6HIL3zUcuEX5sXk3 m4eg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1703165964; x=1703770764; h=message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=0WRPtFKRbZo87GpoO95/PqPDiQIBNAfn361E91yU6k0=; b=iikLjytOxWQQMWUiTogJQHEzu0wdLwOQZl9l4ZLACW7HlTGbIVGY07A3cbgAqdXT2w m14FQB0wmZXCllmSTMROz9pciww2kQm5WTw+nAyA2ad1l+NVTtsuGi+xyR3vBvbumi2a KfjmJIyi5YlT/DxfYmaLgBdtaqrxT1Q1N6gLoUbqq48ZP7LPv1+bgg3ldqpAI/GVrvpR 22Sbb9Xu5vr/ODFbX9dW5jvQBSbWWZsdiu9MggoWgJmfTLbB4+rOLP2BUF1HH+9cgJBn H6sHqyPOSNrW1bDZ2+U7xLOTlFD9V9dVv8b5ZDPbXG5R9U3Vh4dA72tk+Yxpu6LCvNuK iKMA== X-Gm-Message-State: AOJu0YwVJU6vv6v55A6AlgKAWWd/CvBTT3faVp4Kgaf3O0uAAf6NVTI2 WPga9wykgwkhFg3K0TlYPEw= X-Google-Smtp-Source: AGHT+IHxfdkJAxzDBvmI1qMaJp2TBMZfApl1OaDz0gzCXOZ0Mr+F6FZ6MLMibhYF/Bxt/GKgPiiCyQ== X-Received: by 2002:aa7:8dda:0:b0:6d8:174b:97f2 with SMTP id j26-20020aa78dda000000b006d8174b97f2mr3409846pfr.9.1703165963997; Thu, 21 Dec 2023 05:39:23 -0800 (PST) Received: from ruipeng-ThinkCentre-M730e-N010.company.local (014136220210.static.ctinets.com. [14.136.220.210]) by smtp.gmail.com with ESMTPSA id e7-20020aa78c47000000b006ce64ebd2a0sm1622340pfd.99.2023.12.21.05.39.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 Dec 2023 05:39:23 -0800 (PST) From: Ruipeng Qi To: akpm@linux-foundation.org, peterz@infradead.org, jpoimboe@kernel.org, mingo@kernel.org Cc: qiruipeng@lixiang.com, arnd@arndb.de, gpiccoli@igalia.com, ubizjak@gmail.com, linux-kernel@vger.kernel.org Subject: [RFC PATCH 7/7] panic: invoke osdump when panic Date: Thu, 21 Dec 2023 21:39:17 +0800 Message-Id: <20231221133917.955-1-ruipengqi7@gmail.com> X-Mailer: git-send-email 2.17.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: From: qiruipeng Invoke osdump upon a panic to generate a minidump, which can be analyzed later with the crash utility. Signed-off-by: qiruipeng --- kernel/panic.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/kernel/panic.c b/kernel/panic.c index 2807639aab51..b83e5caf8003 100644 --- a/kernel/panic.c +++ b/kernel/panic.c @@ -37,6 +37,9 @@ #include #include #include +#ifdef CONFIG_OS_MINIDUMP +#include +#endif #define PANIC_TIMER_STEP 100 #define PANIC_BLINK_SPD 18 @@ -326,6 +329,10 @@ void panic(const char *fmt, ...) } else if (old_cpu != this_cpu) panic_smp_self_stop(); +#ifdef CONFIG_OS_MINIDUMP + osdump(); +#endif + console_verbose(); bust_spinlocks(1); va_start(args, fmt); -- 2.17.1