xtensa: define syscall_get_arch()

syscall_get_arch() is required to be implemented on all architectures
in order to extend the generic ptrace API with PTRACE_GET_SYSCALL_INFO
request.

Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>
Acked-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/arch/xtensa/include/asm/syscall.h b/arch/xtensa/include/asm/syscall.h
index d98e0303917d..6969956d3f93 100644
--- a/arch/xtensa/include/asm/syscall.h
+++ b/arch/xtensa/include/asm/syscall.h
@@ -10,6 +10,13 @@
 #ifndef _ASM_SYSCALL_H
 #define _ASM_SYSCALL_H
 
+#include <uapi/linux/audit.h>
+
+static inline int syscall_get_arch(void)
+{
+	return AUDIT_ARCH_XTENSA;
+}
+
 struct pt_regs;
 
 asmlinkage long xtensa_rt_sigreturn(struct pt_regs*);