[PATCH] lockdep: add print_ip_sym()

Provide a common print_ip_sym() function that prints the passed instruction
pointer as well as the symbol belonging to it. Avoids adding a bunch of
#ifdef CONFIG_64BIT in order to get the printk format right on 32/64 bit
platforms.

Acked-by: Ingo Molnar <[e-mail]>
Cc: Arjan van de Ven <[e-mail]>
Signed-off-by: Heiko Carstens <[e-mail]>
Signed-off-by: Andrew Morton <[e-mail]>
Signed-off-by: Linus Torvalds <[e-mail]>

include/linux/kallsyms.h

···
 		       __builtin_extract_return_addr((void *)addr));
 }
 
+#ifndef CONFIG_64BIT
+#define print_ip_sym(ip)		\
+do {					\
+	printk("[<%08lx>]", ip);	\
+	print_symbol(" %s\n", ip);	\
+} while(0)
+#else
+#define print_ip_sym(ip)		\
+do {					\
+	printk("[<%016lx>]", ip);	\
+	print_symbol(" %s\n", ip);	\
+} while(0)
+#endif
+
 #endif /*_LINUX_KALLSYMS_H*/