From 510310342c367cbe1239e47ae6554172d5874206 Mon Sep 17 00:00:00 2001
From: Masamichi Takagi <masamichi.takagi@riken.jp>
Date: Sun, 18 Feb 2018 18:23:58 +0900
Subject: [PATCH] uti: Use fresh struct syscall_request instance when replying
 to syscall_backward()

---
 kernel/syscall.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/syscall.c b/kernel/syscall.c
index fc210ea0..f93cc197 100644
--- a/kernel/syscall.c
+++ b/kernel/syscall.c
@@ -407,6 +407,7 @@ long do_syscall(struct syscall_request *req, int cpu, int pid)
 			int ns;
 			unsigned long syscall_ret;
 			unsigned long phys;
+			struct syscall_request req2 IHK_DMA_ALIGN; /* debug */
 
 			phys = ihk_mc_map_memory(NULL, res.fault_address,
 			                        sizeof(struct syscall_request));