Commit 9674b2fa authored by Steven Rostedt (Red Hat)'s avatar Steven Rostedt (Red Hat) Committed by Steven Rostedt
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ftrace: Add trampolines to enabled_functions debug file

The enabled_functions is used to help debug the dynamic function tracing.
Adding what trampolines are attached to files is useful for debugging.
Signed-off-by: default avatarSteven Rostedt <>
parent 79922b80
......@@ -2903,10 +2903,22 @@ static int t_show(struct seq_file *m, void *v)
return 0;
seq_printf(m, "%ps", (void *)rec->ip);
if (iter->flags & FTRACE_ITER_ENABLED)
if (iter->flags & FTRACE_ITER_ENABLED) {
seq_printf(m, " (%ld)%s",
rec->flags & FTRACE_FL_REGS ? " R" : "");
rec->flags & FTRACE_FL_REGS ? " R" : " ");
if (rec->flags & FTRACE_FL_TRAMP_EN) {
struct ftrace_ops *ops;
ops = ftrace_find_tramp_ops_curr(rec);
if (ops && ops->trampoline)
seq_printf(m, "\ttramp: %pS",
(void *)ops->trampoline);
seq_printf(m, "\ttramp: ERROR!");
seq_printf(m, "\n");
return 0;
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