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pr_debug() should not be used in drivers

pr_debug() should not be used from drivers, add comment saying that.

Signed-off-by: Pavel Machek <pavel@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Pavel Machek 19 anni fa
parent
commit
1cc6daf234
1 ha cambiato i file con 1 aggiunte e 0 eliminazioni
  1. 1 0
      include/linux/kernel.h

+ 1 - 0
include/linux/kernel.h

@@ -210,6 +210,7 @@ extern enum system_states {
 extern void dump_stack(void);
 
 #ifdef DEBUG
+/* If you are writing a driver, please use dev_dbg instead */
 #define pr_debug(fmt,arg...) \
 	printk(KERN_DEBUG fmt,##arg)
 #else