xref: /openbmc/linux/include/linux/ftrace_irq.h (revision bce29ac9) 
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _LINUX_FTRACE_IRQ_H
3 #define _LINUX_FTRACE_IRQ_H
4 
5 #ifdef CONFIG_HWLAT_TRACER
6 extern bool trace_hwlat_callback_enabled;
7 extern void trace_hwlat_callback(bool enter);
8 #endif
9 
10 #ifdef CONFIG_OSNOISE_TRACER
11 extern bool trace_osnoise_callback_enabled;
12 extern void trace_osnoise_callback(bool enter);
13 #endif
14 
ftrace_nmi_enter(void)15 static inline void ftrace_nmi_enter(void)
16 {
17 #ifdef CONFIG_HWLAT_TRACER
18 	if (trace_hwlat_callback_enabled)
19 		trace_hwlat_callback(true);
20 #endif
21 #ifdef CONFIG_OSNOISE_TRACER
22 	if (trace_osnoise_callback_enabled)
23 		trace_osnoise_callback(true);
24 #endif
25 }
26 
ftrace_nmi_exit(void)27 static inline void ftrace_nmi_exit(void)
28 {
29 #ifdef CONFIG_HWLAT_TRACER
30 	if (trace_hwlat_callback_enabled)
31 		trace_hwlat_callback(false);
32 #endif
33 #ifdef CONFIG_OSNOISE_TRACER
34 	if (trace_osnoise_callback_enabled)
35 		trace_osnoise_callback(false);
36 #endif
37 }
38 
39 #endif /* _LINUX_FTRACE_IRQ_H */
40