s390: Enable seccomp architecture tracking

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 s390.

Signed-off-by: YiFei Zhu <yifeifz2@illinois.edu>
Acked-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/a381b10aa2c5b1e583642f3cd46ced842d9d4ce5.1605101222.git.yifeifz2@illinois.edu

diff --git a/arch/s390/include/asm/seccomp.h b/arch/s390/include/asm/seccomp.h
index 795bbe0d7ca639ad2d6e94633cadc3601e1dc7ec..71d46f0ba97b5de4d22702d52927763632cf0db2 100644 (file)
--- a/arch/s390/include/asm/seccomp.h
+++ b/arch/s390/include/asm/seccomp.h
@@ -16,4 +16,13 @@
 
 #include <asm-generic/seccomp.h>
 
+#define SECCOMP_ARCH_NATIVE            AUDIT_ARCH_S390X
+#define SECCOMP_ARCH_NATIVE_NR         NR_syscalls
+#define SECCOMP_ARCH_NATIVE_NAME       "s390x"
+#ifdef CONFIG_COMPAT
+# define SECCOMP_ARCH_COMPAT           AUDIT_ARCH_S390
+# define SECCOMP_ARCH_COMPAT_NR                NR_syscalls
+# define SECCOMP_ARCH_COMPAT_NAME      "s390"
+#endif
+
 #endif /* _ASM_S390_SECCOMP_H */