kernel/printk/printk.c

2064  * @recursion_ptr must be a variable of type (u8 *) and is the same variable
2067 #define printk_enter_irqsave(recursion_ptr, flags)	\
2071 	typecheck(u8 *, recursion_ptr);			\
2073 	(recursion_ptr) = __printk_recursion_counter();	\
2074 	if (*(recursion_ptr) > PRINTK_MAX_RECURSION) {	\
2078 		(*(recursion_ptr))++;			\
2084 #define printk_exit_irqrestore(recursion_ptr, flags)	\
2086 		typecheck(u8 *, recursion_ptr);		\
2087 		(*(recursion_ptr))--;			\
2200 	u8 *recursion_ptr;
2208 	if (!printk_enter_irqsave(recursion_ptr, irqflags))
2299 	printk_exit_irqrestore(recursion_ptr, irqflags);