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Commit fd46cd55 authored by Helge Deller's avatar Helge Deller
Browse files

printk-formats.txt: Add examples for %pF and %pS usage 



Signed-off-by: default avatarHelge Deller <deller@gmx.de>
Signed-off-by: default avatarPetr Mladek <pmladek@suse.com>
Reviewed-by: default avatarSergey Senozhatsky <sergey.senozhatsky@gmail.com>
Acked-by: default avatarSteven Rostedt (VMware) <rostedt@goodmis.org>
parent d81f7344

Documentation/printk-formats.txt

+10 −0
Original line number Original line Diff line number Diff line
@@ -75,6 +75,16 @@ used when printing stack backtraces. The specifier takes into 
consideration the effect of compiler optimisations which may occur

consideration the effect of compiler optimisations which may occur

when tail-call``s are used and marked with the noreturn GCC attribute.

when tail-call``s are used and marked with the noreturn GCC attribute.





Examples::



	printk("Going to call: %pF\n", gettimeofday);

	printk("Going to call: %pF\n", p->func);

	printk("%s: called from %pS\n", __func__, (void *)_RET_IP_);

	printk("%s: called from %pS\n", __func__,

				(void *)__builtin_return_address(0));

	printk("Faulted at %pS\n", (void *)regs->ip);

	printk(" %s%pB\n", (reliable ? "" : "? "), (void *)*stack);







Kernel Pointers

Kernel Pointers

===============

===============