PNP: update pnp.debug usage (needs value on command line)
Bjorn Helgaas [Thu, 11 Aug 2011 18:14:05 +0000 (12:14 -0600)]
Commit cdefba03e44 changed pnp.debug from a boot param to a module param,
which means it needs a value when used on the command line.

CC: Thomas Renninger <trenn@suse.de>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Len Brown <len.brown@intel.com>

Documentation/kernel-parameters.txt

index e279b72..130713f 100644 (file)
@@ -2081,9 +2081,12 @@ bytes respectively. Such letter suffixes can also be entirely omitted.
                        Override pmtimer IOPort with a hex value.
                        e.g. pmtmr=0x508
 
-       pnp.debug       [PNP]
-                       Enable PNP debug messages.  This depends on the
-                       CONFIG_PNP_DEBUG_MESSAGES option.
+       pnp.debug=1     [PNP]
+                       Enable PNP debug messages (depends on the
+                       CONFIG_PNP_DEBUG_MESSAGES option).  Change at run-time
+                       via /sys/module/pnp/parameters/debug.  We always show
+                       current resource usage; turning this on also shows
+                       possible settings and some assignment information.
 
        pnpacpi=        [ACPI]
                        { off }