From patchwork Wed Apr 16 06:27:06 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Anshuman Khandual X-Patchwork-Id: 14053226 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3BA93C369B1 for ; Wed, 16 Apr 2025 06:29:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=hHGFVtvO8SwQ6qpTlP2moXsS3ZeqiH3+Q7PiGYDfcW4=; b=4o3fdnOKGZpn0QCIJUtVv0eJlu sICe5rG6I0q3RyntAapqlPWSTvk5UuZaJNQKZAAMaWbZH/xMIpsy8P4tRdnCRf3w93H0NwOlFTP0U aly90rl277mIuOSE7j3cl47AKYkfsbbAkgwABr8qqnYzubX8lz/DbEJRtNxnYenSGpa2TZqgU/CH/ MiiTNqzqX+Wa9eGqtxOfVqjl5bUGAYB4XDSleeRy0RQdBnE4xqZuQS33MC/c1/qwwLgEh1lhNmX+/ eNy2H909SbEoscV6EqYDC885j5mpgYSQrTDRG/W17Rub70VFDS93bM7ltAQDS2G93blpTfLPX/qQO vAAv+cVQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1u4wGm-00000008PZV-0aEo; Wed, 16 Apr 2025 06:29:12 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1u4wEv-00000008PFC-265E for linux-arm-kernel@lists.infradead.org; Wed, 16 Apr 2025 06:27:19 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id BCD48152B; Tue, 15 Apr 2025 23:27:11 -0700 (PDT) Received: from a077893.blr.arm.com (a077893.blr.arm.com [10.162.16.49]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 35AEB3F694; Tue, 15 Apr 2025 23:27:10 -0700 (PDT) From: Anshuman Khandual To: linux-doc@vger.kernel.org Cc: Anshuman Khandual , Jonathan Corbet , Andrew Morton , Catalin Marinas , Will Deacon , Mark Rutland , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH] documentation: Add nodebugmon for arm64 platforms Date: Wed, 16 Apr 2025 11:57:06 +0530 Message-Id: <20250416062706.2735563-1-anshuman.khandual@arm.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250415_232717_587100_F68AC67A X-CRM114-Status: UNSURE ( 8.33 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Add an entry for nodebugmon which has been used on arm64 platforms. Cc: Jonathan Corbet Cc: Andrew Morton Cc: Catalin Marinas Cc: Will Deacon Cc: Mark Rutland Cc: linux-doc@vger.kernel.org Cc: linux-kernel@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Signed-off-by: Anshuman Khandual Reviewed-by: Bagas Sanjaya --- This patch applies on v6.15-rc2 Documentation/admin-guide/kernel-parameters.txt | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index d9fd26b95b34..f4a313d6c0ab 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -4085,6 +4085,13 @@ /sys/module/printk/parameters/console_suspend) to turn on/off it dynamically. + nodebugmon + [HW,ARM64] Disable debug monitor + Disables the debug monitor exception handling on the platform + regardless whether breakpoints and watchpoints are programmed + or not. This prevents debug exceptions from being enabled via + MDSCR_EL1 register. + no_debug_objects [KNL,EARLY] Disable object debugging