To enable seccomp constant action bitmaps, we need to have a static
mapping to the audit architecture and system call table size. Add these
for arm64.

Signed-off-by: Kees Cook <[email protected]>
---
 arch/arm64/include/asm/seccomp.h | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/arch/arm64/include/asm/seccomp.h b/arch/arm64/include/asm/seccomp.h
index c36387170936..40f325e7a404 100644
--- a/arch/arm64/include/asm/seccomp.h
+++ b/arch/arm64/include/asm/seccomp.h
@@ -19,4 +19,19 @@
 
 #include <asm-generic/seccomp.h>
 
+#ifdef CONFIG_ARM64
+# define SECCOMP_ARCH_NATIVE           AUDIT_ARCH_AARCH64
+# define SECCOMP_ARCH_NATIVE_NR                NR_syscalls
+# define SECCOMP_ARCH_NATIVE_NAME      "arm64"
+# ifdef CONFIG_COMPAT
+#  define SECCOMP_ARCH_COMPAT          AUDIT_ARCH_ARM
+#  define SECCOMP_ARCH_COMPAT_NR       __NR_compat_syscalls
+#  define SECCOMP_ARCH_COMPAT_NAME     "arm"
+# endif
+#else /* !CONFIG_ARM64 */
+# define SECCOMP_ARCH_NATIVE           AUDIT_ARCH_ARM
+# define SECCOMP_ARCH_NATIVE_NR                NR_syscalls
+# define SECCOMP_ARCH_NATIVE_NAME      "arm"
+#endif
+
 #endif /* _ASM_SECCOMP_H */
-- 
2.25.1

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