tracing: Use __printf markup to silence compiler

[sagit-ice-cold/kernel_xiaomi_msm8998.git] / kernel / trace / trace.c

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 1b980a8..11761b3 100644 (file)
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -2186,6 +2186,7 @@ out:
 }
 EXPORT_SYMBOL_GPL(trace_vbprintk);
 
+__printf(3, 0)
 static int
 __trace_array_vprintk(struct ring_buffer *buffer,
                      unsigned long ip, const char *fmt, va_list args)
@@ -2236,12 +2237,14 @@ __trace_array_vprintk(struct ring_buffer *buffer,
        return len;
 }
 
+__printf(3, 0)
 int trace_array_vprintk(struct trace_array *tr,
                        unsigned long ip, const char *fmt, va_list args)
 {
        return __trace_array_vprintk(tr->trace_buffer.buffer, ip, fmt, args);
 }
 
+__printf(3, 0)
 int trace_array_printk(struct trace_array *tr,
                       unsigned long ip, const char *fmt, ...)
 {
@@ -2257,6 +2260,7 @@ int trace_array_printk(struct trace_array *tr,
        return ret;
 }
 
+__printf(3, 4)
 int trace_array_printk_buf(struct ring_buffer *buffer,
                           unsigned long ip, const char *fmt, ...)
 {
@@ -2272,6 +2276,7 @@ int trace_array_printk_buf(struct ring_buffer *buffer,
        return ret;
 }
 
+__printf(2, 0)
 int trace_vprintk(unsigned long ip, const char *fmt, va_list args)
 {
        return trace_array_vprintk(&global_trace, ip, fmt, args);