From patchwork Sat Dec 11 03:33:06 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tiezhu Yang X-Patchwork-Id: 1566785 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org (client-ip=112.213.38.117; helo=lists.ozlabs.org; envelope-from=linuxppc-dev-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org; receiver=) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by bilbo.ozlabs.org (Postfix) with ESMTPS id 4J9tf33cW8z9sRN for ; Sat, 11 Dec 2021 14:33:31 +1100 (AEDT) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4J9tf03G4Pz3cT0 for ; Sat, 11 Dec 2021 14:33:28 +1100 (AEDT) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=loongson.cn (client-ip=114.242.206.163; helo=loongson.cn; envelope-from=yangtiezhu@loongson.cn; receiver=) Received: from loongson.cn (mail.loongson.cn [114.242.206.163]) by lists.ozlabs.org (Postfix) with ESMTP id 4J9tdq1tTVz3c9d for ; Sat, 11 Dec 2021 14:33:17 +1100 (AEDT) Received: from linux.localdomain (unknown [113.200.148.30]) by mail.loongson.cn (Coremail) with SMTP id AQAAf9Ax+sj1G7RhlA0GAA--.13327S2; Sat, 11 Dec 2021 11:33:09 +0800 (CST) From: Tiezhu Yang To: Dave Young , Baoquan He , Vivek Goyal , Andrew Morton Subject: [PATCH v2 0/2] kdump: simplify code Date: Sat, 11 Dec 2021 11:33:06 +0800 Message-Id: <1639193588-7027-1-git-send-email-yangtiezhu@loongson.cn> X-Mailer: git-send-email 2.1.0 X-CM-TRANSID: AQAAf9Ax+sj1G7RhlA0GAA--.13327S2 X-Coremail-Antispam: 1UD129KBjvdXoWruFyrWF13KFW3ZFW3Gr18Grg_yoWDJrb_JF Z7ua4rGr4IvayrtFy7K3Z3ZryDtr4vyF90v3WktrW5tasxJF1rJw4UAF4Yqrn8XFWkJrWU ZrW5JFyvyr1FqjkaLaAFLSUrUUUUUb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUb38FF20E14v26r4j6ryUM7CY07I20VC2zVCF04k26cxKx2IYs7xG 6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rwA2F7IY1VAKz4vEj48ve4kI8w A2z4x0Y4vE2Ix0cI8IcVAFwI0_Jr0_JF4l84ACjcxK6xIIjxv20xvEc7CjxVAFwI0_Gr0_ Cr1l84ACjcxK6I8E87Iv67AKxVWxJVW8Jr1l84ACjcxK6I8E87Iv6xkF7I0E14v26r4UJV WxJr1le2I262IYc4CY6c8Ij28IcVAaY2xG8wAqx4xG64xvF2IEw4CE5I8CrVC2j2WlYx0E 2Ix0cI8IcVAFwI0_Jr0_Jr4lYx0Ex4A2jsIE14v26r1j6r4UMcvjeVCFs4IE7xkEbVWUJV W8JwACjcxG0xvY0x0EwIxGrwACjI8F5VA0II8E6IAqYI8I648v4I1lFIxGxcIEc7CjxVA2 Y2ka0xkIwI1lc2xSY4AK67AK6r48MxAIw28IcxkI7VAKI48JMxC20s026xCaFVCjc4AY6r 1j6r4UMI8I3I0E5I8CrVAFwI0_Jr0_Jr4lx2IqxVCjr7xvwVAFwI0_JrI_JrWlx4CE17CE b7AF67AKxVWUtVW8ZwCIc40Y0x0EwIxGrwCI42IY6xIIjxv20xvE14v26r1j6r1xMIIF0x vE2Ix0cI8IcVCY1x0267AKxVW8JVWxJwCI42IY6xAIw20EY4v20xvaj40_WFyUJVCq3wCI 42IY6I8E87Iv67AKxVWUJVW8JwCI42IY6I8E87Iv6xkF7I0E14v26r4j6r4UJbIYCTnIWI evJa73UjIFyTuYvjfUnQ6pDUUUU X-CM-SenderInfo: p1dqw3xlh2x3gn0dqz5rrqw2lrqou0/ X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-ia64@vger.kernel.org, linux-sh@vger.kernel.org, Xuefeng Li , x86@kernel.org, kexec@lists.infradead.org, linux-mips@vger.kernel.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-riscv@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org Errors-To: linuxppc-dev-bounces+incoming=patchwork.ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" v2: -- add copy_to_user_or_kernel() in lib/usercopy.c -- define userbuf as bool type Tiezhu Yang (2): kdump: vmcore: remove copy_to() and add copy_to_user_or_kernel() kdump: crashdump: use copy_to_user_or_kernel() to simplify code arch/arm/kernel/crash_dump.c | 12 +++--------- arch/arm64/kernel/crash_dump.c | 12 +++--------- arch/ia64/kernel/crash_dump.c | 12 +++++------- arch/mips/kernel/crash_dump.c | 11 +++-------- arch/powerpc/kernel/crash_dump.c | 11 ++++------- arch/riscv/kernel/crash_dump.c | 11 +++-------- arch/sh/kernel/crash_dump.c | 11 +++-------- arch/x86/kernel/crash_dump_32.c | 11 +++-------- arch/x86/kernel/crash_dump_64.c | 15 +++++---------- fs/proc/vmcore.c | 32 +++++++++----------------------- include/linux/crash_dump.h | 8 ++++---- include/linux/uaccess.h | 1 + lib/usercopy.c | 15 +++++++++++++++ 13 files changed, 61 insertions(+), 101 deletions(-)