Re: [PATCH 2.6.32] ftrace: fix event format export

From: Andreas Schwab
Date: Fri Nov 13 2009 - 08:22:56 EST


Johannes Berg <johannes@xxxxxxxxxxxxxxxx> writes:

> --- wireless-testing.orig/include/trace/ftrace.h 2009-11-13 13:15:21.000000000 +0100
> +++ wireless-testing/include/trace/ftrace.h 2009-11-13 13:34:03.000000000 +0100
> @@ -159,7 +159,7 @@
> #undef __get_str
>
> #undef TP_printk
> -#define TP_printk(fmt, args...) "%s, %s\n", #fmt, __stringify(args)
> +#define TP_printk(fmt, args...) "\"%s\", %s\n", fmt, __stringify(args)

Would using __stringify(fmt) work? If there are double quote characters
in fmt your solution would produce output that is ambiguous.

Andreas.

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