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-rw-r--r--arch/powerpc/include/asm/mmu.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/mmu.h b/arch/powerpc/include/asm/mmu.h
index 6d22a8e78fe2..d34ad1657d7b 100644
--- a/arch/powerpc/include/asm/mmu.h
+++ b/arch/powerpc/include/asm/mmu.h
@@ -289,6 +289,17 @@ static inline u16 get_mm_addr_key(struct mm_struct *mm, unsigned long address)
}
#endif /* CONFIG_PPC_MEM_KEYS */
+#ifdef CONFIG_STRICT_KERNEL_RWX
+static inline bool strict_kernel_rwx_enabled(void)
+{
+ return rodata_enabled;
+}
+#else
+static inline bool strict_kernel_rwx_enabled(void)
+{
+ return false;
+}
+#endif
#endif /* !__ASSEMBLY__ */
/* The kernel use the constants below to index in the page sizes array.