diff options
| -rw-r--r-- | kernel/trace/ftrace.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index bd030b1b9514..cd39cbf3631a 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -2027,14 +2027,14 @@ void ftrace_bug(int failed, struct dyn_ftrace *rec) { unsigned long ip = rec ? rec->ip : 0; + pr_info("------------[ ftrace bug ]------------\n"); + switch (failed) { case -EFAULT: - FTRACE_WARN_ON_ONCE(1); pr_info("ftrace faulted on modifying "); print_ip_sym(ip); break; case -EINVAL: - FTRACE_WARN_ON_ONCE(1); pr_info("ftrace failed to modify "); print_ip_sym(ip); print_ip_ins(" actual: ", (unsigned char *)ip); @@ -2045,12 +2045,10 @@ void ftrace_bug(int failed, struct dyn_ftrace *rec) } break; case -EPERM: - FTRACE_WARN_ON_ONCE(1); pr_info("ftrace faulted on writing "); print_ip_sym(ip); break; default: - FTRACE_WARN_ON_ONCE(1); pr_info("ftrace faulted on unknown error "); print_ip_sym(ip); } @@ -2077,6 +2075,8 @@ void ftrace_bug(int failed, struct dyn_ftrace *rec) ip = ftrace_get_addr_curr(rec); pr_cont("\n expected tramp: %lx\n", ip); } + + FTRACE_WARN_ON_ONCE(1); } static int ftrace_check_record(struct dyn_ftrace *rec, bool enable, bool update) |