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[2001:b400:e3df:96c7:30f0:f751:b645:f4e3]) by smtp.gmail.com with ESMTPSA id a7sm13102527pfa.187.2020.05.31.20.40.01 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sun, 31 May 2020 20:40:02 -0700 (PDT) From: Vincent Chen To: paul.walmsley@sifive.com, palmer@dabbelt.com, daniel.thompson@linaro.org Subject: [V5 patch 4/6] riscv: enable the Kconfig prompt of STRICT_KERNEL_RWX Date: Mon, 1 Jun 2020 11:39:09 +0800 Message-Id: <1590982751-13401-5-git-send-email-vincent.chen@sifive.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1590982751-13401-1-git-send-email-vincent.chen@sifive.com> References: <1590982751-13401-1-git-send-email-vincent.chen@sifive.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200531_204004_655466_B920C3FF X-CRM114-Status: UNSURE ( 9.21 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.4 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [2607:f8b0:4864:20:0:0:0:535 listed in] [list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: kgdb-bugreport@lists.sourceforge.net, linux-riscv@lists.infradead.org, Vincent Chen Sender: "linux-riscv" Errors-To: linux-riscv-bounces+patchwork-linux-riscv=patchwork.kernel.org@lists.infradead.org Due to lack of hardware breakpoint support, the kernel option CONFIG_STRICT_KERNEL_RWX should be disabled when using KGDB. However, CONFIG_STRICT_KERNEL_RWX is always enabled now. Therefore, select ARCH_OPTIONAL_KERNEL_RWX to enable the Kconfig prompt of CONFIG_STRICT_KERNEL_RWX so that user can turn it off. Signed-off-by: Vincent Chen --- arch/riscv/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index 85c5c1829cc4..c12d471280f7 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -61,6 +61,7 @@ config RISCV select ARCH_HAS_SET_DIRECT_MAP select ARCH_HAS_SET_MEMORY select ARCH_HAS_STRICT_KERNEL_RWX if MMU + select ARCH_OPTIONAL_KERNEL_RWX if ARCH_HAS_STRICT_KERNEL_RWX select ARCH_WANT_HUGE_PMD_SHARE if 64BIT select SPARSEMEM_STATIC if 32BIT select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT if MMU