* - 'Cn' For a clock, it prints the name (Common Clock Framework) or address
* (legacy clock framework) of the clock
* - 'Cr' For a clock, it prints the current rate of the clock
- * - 'n' For ignored argument
*
* ** Please update also Documentation/printk-formats.txt when making changes **
*
* @fmt: The format string to use
* @args: Arguments for the format string
*
- * This function follows C99 vsnprintf, but has some extensions:
- * %n is ignored
+ * This function generally follows C99 vsnprintf, but has some
+ * extensions and a few limitations:
+ *
+ * %n is unsupported
* %p* is handled by pointer()
*
* See pointer() or Documentation/printk-formats.txt for more