diff options
Diffstat (limited to 'include/linux/ftrace.h')
-rw-r--r-- | include/linux/ftrace.h | 58 |
1 files changed, 2 insertions, 56 deletions
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index 6ea62ac..4987694 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h @@ -319,62 +319,6 @@ static inline void __ftrace_enabled_restore(int enabled) # define trace_preempt_off(a0, a1) do { } while (0) #endif -#ifdef CONFIG_TRACING -extern int ftrace_dump_on_oops; - -extern void tracing_start(void); -extern void tracing_stop(void); -extern void ftrace_off_permanent(void); - -extern void -ftrace_special(unsigned long arg1, unsigned long arg2, unsigned long arg3); - -/** - * ftrace_printk - printf formatting in the ftrace buffer - * @fmt: the printf format for printing - * - * Note: __ftrace_printk is an internal function for ftrace_printk and - * the @ip is passed in via the ftrace_printk macro. - * - * This function allows a kernel developer to debug fast path sections - * that printk is not appropriate for. By scattering in various - * printk like tracing in the code, a developer can quickly see - * where problems are occurring. - * - * This is intended as a debugging tool for the developer only. - * Please refrain from leaving ftrace_printks scattered around in - * your code. - */ -# define ftrace_printk(fmt...) __ftrace_printk(_THIS_IP_, fmt) -extern int -__ftrace_printk(unsigned long ip, const char *fmt, ...) - __attribute__ ((format (printf, 2, 3))); -# define ftrace_vprintk(fmt, ap) __ftrace_printk(_THIS_IP_, fmt, ap) -extern int -__ftrace_vprintk(unsigned long ip, const char *fmt, va_list ap); -extern void ftrace_dump(void); -#else -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, 2))); - -static inline void tracing_start(void) { } -static inline void tracing_stop(void) { } -static inline void ftrace_off_permanent(void) { } -static inline int -ftrace_printk(const char *fmt, ...) -{ - return 0; -} -static inline int -ftrace_vprintk(const char *fmt, va_list ap) -{ - return 0; -} -static inline void ftrace_dump(void) { } -#endif - #ifdef CONFIG_FTRACE_MCOUNT_RECORD extern void ftrace_init(void); extern void ftrace_init_module(struct module *mod, @@ -543,6 +487,8 @@ static inline int test_tsk_trace_graph(struct task_struct *tsk) return tsk->trace & TSK_TRACE_FL_GRAPH; } +extern int ftrace_dump_on_oops; + #endif /* CONFIG_TRACING */ |