Signed-off-by: Oleksii Kurochko <oleksii.kurochko@gmail.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
---
Changes in V4:
  - Add Acked-by: Alistair Francis <alistair.francis@wdc.com>
---
Changes in V3:
  - Nothing changed
---
Changes in V2:
  - Nothing changed
---
 xen/arch/riscv/setup.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/xen/arch/riscv/setup.c b/xen/arch/riscv/setup.c
index 73b9a82883..b3f8b10f71 100644
--- a/xen/arch/riscv/setup.c
+++ b/xen/arch/riscv/setup.c
@@ -10,12 +10,28 @@
 unsigned char __initdata cpu0_boot_stack[STACK_SIZE]
     __aligned(STACK_SIZE);
 
+static void test_run_in_exception(struct cpu_user_regs *regs)
+{
+    early_printk("If you see this message, ");
+    early_printk("run_in_exception_handler is most likely working\n");
+}
+
+static void test_macros_from_bug_h(void)
+{
+    run_in_exception_handler(test_run_in_exception);
+    WARN();
+    early_printk("If you see this message, ");
+    early_printk("WARN is most likely working\n");
+}
+
 void __init noreturn start_xen(void)
 {
     early_printk("Hello from C env\n");
 
     trap_init();
 
+    test_macros_from_bug_h();
+
     for ( ;; )
         asm volatile ("wfi");
 
-- 
2.39.0