driver core: basic infrastructure for per-module dynamic debug messages

[mirror_ubuntu-artful-kernel.git] / Documentation / kernel-parameters.txt

diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 2443f5bb43648e5a2c50bc94d33703f88360880a..b429c84ceef206124fbb959e17754981ca6e7964 100644 (file)
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -1713,6 +1713,11 @@ and is between 256 and 4096 characters. It is defined in the file
                        autoconfiguration.
                        Ranges are in pairs (memory base and size).
 
                        autoconfiguration.
                        Ranges are in pairs (memory base and size).
 

+       dynamic_printk
+                       Enables pr_debug()/dev_dbg() calls if
+                       CONFIG_DYNAMIC_PRINTK_DEBUG has been enabled. These can also
+                       be switched on/off via <debugfs>/dynamic_printk/modules
+

        print-fatal-signals=
                        [KNL] debug: print fatal signals
                        print-fatal-signals=1: print segfault info to
        print-fatal-signals=
                        [KNL] debug: print fatal signals
                        print-fatal-signals=1: print segfault info to