diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/ftrace.h | 8 | ||||
| -rw-r--r-- | include/linux/irqflags.h | 3 | ||||
| -rw-r--r-- | include/linux/preempt.h | 2 |
3 files changed, 11 insertions, 2 deletions
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h index 0a20445dcbcc..740c97dcf9cb 100644 --- a/include/linux/ftrace.h +++ b/include/linux/ftrace.h @@ -58,4 +58,12 @@ extern void mcount(void); # define time_hardirqs_off(a0, a1) do { } while (0) #endif +#ifdef CONFIG_PREEMPT_TRACER + extern void notrace trace_preempt_on(unsigned long a0, unsigned long a1); + extern void notrace trace_preempt_off(unsigned long a0, unsigned long a1); +#else +# define trace_preempt_on(a0, a1) do { } while (0) +# define trace_preempt_off(a0, a1) do { } while (0) +#endif + #endif /* _LINUX_FTRACE_H */ diff --git a/include/linux/irqflags.h b/include/linux/irqflags.h index 5b711d4e9fd9..2b1c2e58566e 100644 --- a/include/linux/irqflags.h +++ b/include/linux/irqflags.h @@ -41,7 +41,8 @@ # define INIT_TRACE_IRQFLAGS #endif -#ifdef CONFIG_IRQSOFF_TRACER +#if defined(CONFIG_IRQSOFF_TRACER) || \ + defined(CONFIG_PREEMPT_TRACER) extern void stop_critical_timings(void); extern void start_critical_timings(void); #else diff --git a/include/linux/preempt.h b/include/linux/preempt.h index 36b03d50bf40..72b1a10a59b6 100644 --- a/include/linux/preempt.h +++ b/include/linux/preempt.h @@ -10,7 +10,7 @@ #include <linux/linkage.h> #include <linux/list.h> -#ifdef CONFIG_DEBUG_PREEMPT +#if defined(CONFIG_DEBUG_PREEMPT) || defined(CONFIG_PREEMPT_TRACER) extern void add_preempt_count(int val); extern void sub_preempt_count(int val); #else |