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[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