From a25199c9580b9b66424c494d3bf39c4d1b7e1f7b Mon Sep 17 00:00:00 2001
From: Richard Purdie <richard.purdie@linuxfoundation.org>
Date: Thu, 5 Sep 2019 09:13:13 -0400
Subject: [PATCH] runtime: 5.2 and later kernels removed get_ds() on arm and
 other architectures

https://github.com/torvalds/linux/commit/736706bee3298208343a76096370e4f6a5c55915

Add in a fallback so systemtap works on arm in these cases.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
---
 runtime/linux/regs.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/runtime/linux/regs.c b/runtime/linux/regs.c
index 6573967de..e917c213b 100644
--- a/runtime/linux/regs.c
+++ b/runtime/linux/regs.c
@@ -226,6 +226,11 @@ static const char *processor_modes[]=
 };
 
 
+/* get_ds() removed in 736706bee3298208343a76096370e4f6a5c55915 */
+#ifndef get_ds
+#define get_ds()	(KERNEL_DS)
+#endif
+
 static void _stp_print_regs(struct pt_regs * regs)
 {
 	unsigned long flags = regs->ARM_cpsr;
-- 
2.43.5