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SubjectRe: [PATCH] ftrace: printk formatting infrastructure fix 2
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Hi Andrew,

[sorry, screwed up the recpt list before....]

Johannes Weiner <hannes@saeurebad.de> writes:

> Hi,
>
> akpm@linux-foundation.org writes:
>
>> ftrace-new-continue-entry-separate-out-from-trace_entry.patch
>> ftrace-printk-formatting-infrastructure.patch
>
> ---
> The attribute on the function definition breaks compilation. Instead of
> removing it, we could use a declaration and add the attribute there, but
> then, when someone adds new ftrace_printk()s, she will probably compile
> with CONFIG_TRACING and the callsite is garuanteed to be verified during
> development.
>
> Signed-off-by: Johannes Weiner <hannes@saeurebad.de>
> ---
> include/linux/ftrace.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> --- a/include/linux/ftrace.h
> +++ b/include/linux/ftrace.h
> @@ -165,7 +165,7 @@ __ftrace_printk(unsigned long ip, const
> static inline void
> ftrace_special(unsigned long arg1, unsigned long arg2, unsigned long arg3) { }
> static inline int
> -ftrace_printk(const char *fmt, ...) __attribute__ ((format (printf, 1, 0)))
> +ftrace_printk(const char *fmt, ...)
> {
> return 0;
> }

Still needed, get this with mmotm-2008-08-08-00-56 and !CONFIG_TRACING:

In file included from kernel/sched.c:74:
include/linux/ftrace.h:169: error: expected ‘,’ or ‘;’ before ‘{’ token
make[1]: *** [kernel/sched.o] Error 1
make: *** [kernel] Error 2

Hannes
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