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Diffstat (limited to 'kernel/trace/trace_printk.c')
-rw-r--r--kernel/trace/trace_printk.c33
1 files changed, 28 insertions, 5 deletions
diff --git a/kernel/trace/trace_printk.c b/kernel/trace/trace_printk.c
index a50aea22e92..f307a11e233 100644
--- a/kernel/trace/trace_printk.c
+++ b/kernel/trace/trace_printk.c
@@ -99,7 +99,7 @@ struct notifier_block module_trace_bprintk_format_nb = {
.notifier_call = module_trace_bprintk_format_notify,
};
-int __trace_printk(unsigned long ip, const char *fmt, ...)
+int __trace_bprintk(unsigned long ip, const char *fmt, ...)
{
int ret;
va_list ap;
@@ -111,13 +111,13 @@ int __trace_printk(unsigned long ip, const char *fmt, ...)
return 0;
va_start(ap, fmt);
- ret = trace_vprintk(ip, task_curr_ret_stack(current), fmt, ap);
+ ret = trace_vbprintk(ip, task_curr_ret_stack(current), fmt, ap);
va_end(ap);
return ret;
}
-EXPORT_SYMBOL_GPL(__trace_printk);
+EXPORT_SYMBOL_GPL(__trace_bprintk);
-int __ftrace_vprintk(unsigned long ip, const char *fmt, va_list ap)
+int __ftrace_vbprintk(unsigned long ip, const char *fmt, va_list ap)
{
if (unlikely(!fmt))
return 0;
@@ -125,11 +125,34 @@ int __ftrace_vprintk(unsigned long ip, const char *fmt, va_list ap)
if (!(trace_flags & TRACE_ITER_PRINTK))
return 0;
+ return trace_vbprintk(ip, task_curr_ret_stack(current), fmt, ap);
+}
+EXPORT_SYMBOL_GPL(__ftrace_vbprintk);
+
+int __trace_printk(unsigned long ip, const char *fmt, ...)
+{
+ int ret;
+ va_list ap;
+
+ if (!(trace_flags & TRACE_ITER_PRINTK))
+ return 0;
+
+ va_start(ap, fmt);
+ ret = trace_vprintk(ip, task_curr_ret_stack(current), fmt, ap);
+ va_end(ap);
+ return ret;
+}
+EXPORT_SYMBOL_GPL(__trace_printk);
+
+int __ftrace_vprintk(unsigned long ip, const char *fmt, va_list ap)
+{
+ if (!(trace_flags & TRACE_ITER_PRINTK))
+ return 0;
+
return trace_vprintk(ip, task_curr_ret_stack(current), fmt, ap);
}
EXPORT_SYMBOL_GPL(__ftrace_vprintk);
-
static __init int init_trace_printk(void)
{
return register_module_notifier(&module_trace_bprintk_format_nb);