[PATCH 9/9] riscv: Set ARCH_HAS_STRICT_MODULE_RWX if MMU
From: Jisheng Zhang <hidden>
Date: 2021-03-29 18:32:21
Also in:
bpf, linux-riscv, lkml
Subsystem:
risc-v architecture, the rest · Maintainers:
Paul Walmsley, Palmer Dabbelt, Albert Ou, Linus Torvalds
From: Jisheng Zhang <jszhang@kernel.org> Now we can set ARCH_HAS_STRICT_MODULE_RWX for MMU riscv platforms, this is good from security perspective. Signed-off-by: Jisheng Zhang <jszhang@kernel.org> --- arch/riscv/Kconfig | 1 + 1 file changed, 1 insertion(+)
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 87d7b52f278f..9716be3674a2 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig@@ -28,6 +28,7 @@ config RISCV select ARCH_HAS_SET_DIRECT_MAP select ARCH_HAS_SET_MEMORY select ARCH_HAS_STRICT_KERNEL_RWX if MMU + select ARCH_HAS_STRICT_MODULE_RWX if MMU select ARCH_OPTIONAL_KERNEL_RWX if ARCH_HAS_STRICT_KERNEL_RWX select ARCH_OPTIONAL_KERNEL_RWX_DEFAULT select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT if MMU
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2.31.0