From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_GIT autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6610BC54FC9 for ; Tue, 21 Apr 2020 08:17:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 420A82073A for ; Tue, 21 Apr 2020 08:17:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=sifive.com header.i=@sifive.com header.b="maGq02Kd" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728517AbgDUIR3 (ORCPT ); Tue, 21 Apr 2020 04:17:29 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47582 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728437AbgDUIR0 (ORCPT ); Tue, 21 Apr 2020 04:17:26 -0400 Received: from mail-pj1-x1042.google.com (mail-pj1-x1042.google.com [IPv6:2607:f8b0:4864:20::1042]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E1490C061A0F for ; Tue, 21 Apr 2020 01:17:25 -0700 (PDT) Received: by mail-pj1-x1042.google.com with SMTP id my1so950859pjb.1 for ; Tue, 21 Apr 2020 01:17:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sifive.com; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=fIbpi7O6WJugTXFmCQCTQurXX9axhW0Esg76IWWTzRM=; b=maGq02KdAVVk27vQzcEjc+9Aj6eXZN5V2r9JEffWU+jLG6K5d3N6SCP/HPXtkbM6AK RhIjAxrGcbKW+dxQcT37HVZbsVXOjfjTQmpLWjKW209TaIKpir/7hJPTkkBmCv3Rfcls Md48rNfmNv79Zp4dZ//dMeuzz0fSSFNgW57QglHqXwr3A1P3Xk0/wcC0wb6mJa4hkW37 c05pY5whmZVrBy3NEhbbYVPdXi5F6QCxP3xEheuk3vt5UkgEocij/Srp/xIeqjVJCj5+ gS5hzy/yP4GJRnptmpCjpcdIj8LFjzEWpsJv9d+HgnD8+ovaGjhh0AH59EP3jfZtHWP/ 6/zw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=fIbpi7O6WJugTXFmCQCTQurXX9axhW0Esg76IWWTzRM=; b=puya2LxIT/2QE0invLnOn+0JODtmmU6ZOVTqlOUvYeHMnNVbRkCYOvs4HcXI2uWgat iU8m/POqIrDaHD1Dv1ml+oMvxQ9Oz2eDBJcaVBg8vV1ciZscODD4ctNMstffVCCp+TPR NBMTNh4lnzXlvccAyxbiXRpUlT39tNOP5KiYplAwWTv0oFD2nwu9r8AQDhuqHSq7NmQQ v0h9dNxG+kNx549p4KqxzwBv9sz8NbqE2BoDej/WXTy7pjigY2dnz+2l4w0LzTe8nY4p 7KL+S1G7CNCD6O6e6gt3RjcP7iXNfx8ck2YR+BJdM/eUnFwfnsku4N1PChW35fkpRRSE Xtow== X-Gm-Message-State: AGi0Pub/1pYyJVA0U0zNM2Rstbc2NZ4FSzcUy3Mla3spFK4MB0nHIADV FkGVejlhZbQ+3N3jRfrtFxIMCQ== X-Google-Smtp-Source: APiQypLLHyb++yTAlD6wehS7jB/h9oebLCuGheJNM864LJqIFw1n0PbffrUmSWn8iBeylKnoopk9/Q== X-Received: by 2002:a17:90a:498a:: with SMTP id d10mr4369781pjh.194.1587457045415; Tue, 21 Apr 2020 01:17:25 -0700 (PDT) Received: from hsinchu02.internal.sifive.com (114-34-229-221.HINET-IP.hinet.net. [114.34.229.221]) by smtp.gmail.com with ESMTPSA id v9sm1610067pju.3.2020.04.21.01.17.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Apr 2020 01:17:24 -0700 (PDT) From: Zong Li To: akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, paul.walmsley@sifive.com, palmer@dabbelt.com, linux-riscv@lists.infradead.org, tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, x86@kernel.org, hpa@zytor.com, catalin.marinas@arm.com, will@kernel.org, linux-arm-kernel@lists.infradead.org Cc: Zong Li Subject: [PATCH 0/4] Extract DEBUG_WX to shared use. Date: Tue, 21 Apr 2020 16:17:11 +0800 Message-Id: X-Mailer: git-send-email 2.26.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Some architectures support DEBUG_WX function, it's verbatim from each others, so extract to mm/Kconfig.debug for shared use. PPC and ARM ports don't support generic page dumper yet, so we only refine x86 and arm64 port in this patch series. For RISC-V port, the DEBUG_WX support depends on other patches which be merged already: - RISC-V page table dumper - Support strict kernel memory permissions for security Zong Li (4): mm: add DEBUG_WX support riscv: support DEBUG_WX x86: mm: use ARCH_HAS_DEBUG_WX instead of arch defined arm64: mm: use ARCH_HAS_DEBUG_WX instead of arch defined arch/arm64/Kconfig | 1 + arch/arm64/Kconfig.debug | 29 ----------------------------- arch/riscv/Kconfig | 1 + arch/riscv/include/asm/ptdump.h | 6 ++++++ arch/riscv/mm/init.c | 3 +++ arch/x86/Kconfig | 1 + arch/x86/Kconfig.debug | 27 --------------------------- mm/Kconfig.debug | 33 +++++++++++++++++++++++++++++++++ 8 files changed, 45 insertions(+), 56 deletions(-) -- 2.26.1