From nobody Thu Dec 18 07:53:59 2025 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E7F40C41513 for ; Tue, 15 Aug 2023 02:09:15 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234134AbjHOCIq (ORCPT ); Mon, 14 Aug 2023 22:08:46 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55894 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234111AbjHOCIU (ORCPT ); Mon, 14 Aug 2023 22:08:20 -0400 Received: from SHSQR01.spreadtrum.com (mx1.unisoc.com [222.66.158.135]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9C8CC10F9 for ; Mon, 14 Aug 2023 19:08:17 -0700 (PDT) Received: from dlp.unisoc.com ([10.29.3.86]) by SHSQR01.spreadtrum.com with ESMTP id 37F27SJo052258; Tue, 15 Aug 2023 10:07:28 +0800 (+08) (envelope-from Yunlong.Xing@unisoc.com) Received: from SHDLP.spreadtrum.com (bjmbx02.spreadtrum.com [10.0.64.8]) by dlp.unisoc.com (SkyGuard) with ESMTPS id 4RPvjr0qrmz2P8CXW; Tue, 15 Aug 2023 10:05:20 +0800 (CST) Received: from tj10379pcu.spreadtrum.com (10.5.32.15) by BJMBX02.spreadtrum.com (10.0.64.8) with Microsoft SMTP Server (TLS) id 15.0.1497.23; Tue, 15 Aug 2023 10:07:25 +0800 From: Yunlong Xing To: , , , CC: , , , Subject: [PATCH] printk: export symbols for debug modules Date: Tue, 15 Aug 2023 10:07:11 +0800 Message-ID: <20230815020711.2604939-1-yunlong.xing@unisoc.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.5.32.15] X-ClientProxiedBy: SHCAS03.spreadtrum.com (10.0.1.207) To BJMBX02.spreadtrum.com (10.0.64.8) X-MAIL: SHSQR01.spreadtrum.com 37F27SJo052258 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" From: Enlin Mu the module is out-of-tree, it saves kernel logs when panic Signed-off-by: Enlin Mu Acked-by: Petr Mladek Reviewed-by: Sergey Senozhatsky --- kernel/printk/printk.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c index 357a4d18f638..f381442512b3 100644 --- a/kernel/printk/printk.c +++ b/kernel/printk/printk.c @@ -538,12 +538,14 @@ char *log_buf_addr_get(void) { return log_buf; } +EXPORT_SYMBOL_GPL(log_buf_addr_get); =20 /* Return log buffer size */ u32 log_buf_len_get(void) { return log_buf_len; } +EXPORT_SYMBOL_GPL(log_buf_len_get); =20 /* * Define how much of the log buffer we could take at maximum. The value --=20 2.25.1