1 files changed, 10 insertions, 0 deletions

diff --git a/Documentation/s390/s390dbf.txt b/Documentation/s390/s390dbf.txt
index fcaf0b4efba2..3da163383c93 100644
--- a/Documentation/s390/s390dbf.txt
+++ b/Documentation/s390/s390dbf.txt
@@ -158,6 +158,16 @@ Return Value:  none
 Description:   Sets new actual debug level if new_level is valid. 
 
 ---------------------------------------------------------------------------
+bool debug_level_enabled (debug_info_t * id, int level);
+
+Parameter:    id:         handle for debug log
+              level:      debug level
+
+Return Value: True if level is less or equal to the current debug level.
+
+Description:  Returns true if debug events for the specified level would be
+              logged. Otherwise returns false.
+---------------------------------------------------------------------------
 void debug_stop_all(void);
 
 Parameter:     none