diff options
Diffstat (limited to 'kernel/trace/fgraph.c')
| -rw-r--r-- | kernel/trace/fgraph.c | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/kernel/trace/fgraph.c b/kernel/trace/fgraph.c index c83c005e65..a130b2d898 100644 --- a/kernel/trace/fgraph.c +++ b/kernel/trace/fgraph.c @@ -125,17 +125,6 @@ int function_graph_enter(unsigned long ret, unsigned long func, { struct ftrace_graph_ent trace; -#ifndef CONFIG_HAVE_DYNAMIC_FTRACE_WITH_ARGS - /* - * Skip graph tracing if the return location is served by direct trampoline, - * since call sequence and return addresses are unpredictable anyway. - * Ex: BPF trampoline may call original function and may skip frame - * depending on type of BPF programs attached. - */ - if (ftrace_direct_func_count && - ftrace_find_rec_direct(ret - MCOUNT_INSN_SIZE)) - return -EBUSY; -#endif trace.func = func; trace.depth = ++current->curr_ret_depth; |