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Diffstat (limited to 'samples/ftrace/ftrace-direct-modify.c')
-rw-r--r--samples/ftrace/ftrace-direct-modify.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/samples/ftrace/ftrace-direct-modify.c b/samples/ftrace/ftrace-direct-modify.c
index e2a6a69352df..81220390851a 100644
--- a/samples/ftrace/ftrace-direct-modify.c
+++ b/samples/ftrace/ftrace-direct-modify.c
@@ -24,6 +24,41 @@ extern void my_tramp2(void *);
static unsigned long my_ip = (unsigned long)schedule;
+#ifdef CONFIG_RISCV
+#include <asm/asm.h>
+
+asm (
+" .pushsection .text, \"ax\", @progbits\n"
+" .type my_tramp1, @function\n"
+" .globl my_tramp1\n"
+" my_tramp1:\n"
+" addi sp,sp,-2*"SZREG"\n"
+" "REG_S" t0,0*"SZREG"(sp)\n"
+" "REG_S" ra,1*"SZREG"(sp)\n"
+" call my_direct_func1\n"
+" "REG_L" t0,0*"SZREG"(sp)\n"
+" "REG_L" ra,1*"SZREG"(sp)\n"
+" addi sp,sp,2*"SZREG"\n"
+" jr t0\n"
+" .size my_tramp1, .-my_tramp1\n"
+" .type my_tramp2, @function\n"
+" .globl my_tramp2\n"
+
+" my_tramp2:\n"
+" addi sp,sp,-2*"SZREG"\n"
+" "REG_S" t0,0*"SZREG"(sp)\n"
+" "REG_S" ra,1*"SZREG"(sp)\n"
+" call my_direct_func2\n"
+" "REG_L" t0,0*"SZREG"(sp)\n"
+" "REG_L" ra,1*"SZREG"(sp)\n"
+" addi sp,sp,2*"SZREG"\n"
+" jr t0\n"
+" .size my_tramp2, .-my_tramp2\n"
+" .popsection\n"
+);
+
+#endif /* CONFIG_RISCV */
+
#ifdef CONFIG_X86_64
#include <asm/ibt.h>