1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _LINUX_FTRACE_IRQ_H
3 #define _LINUX_FTRACE_IRQ_H
5 #ifdef CONFIG_HWLAT_TRACER
6 extern bool trace_hwlat_callback_enabled;
7 extern void trace_hwlat_callback(bool enter);
10 static inline void ftrace_nmi_enter(void)
12 #ifdef CONFIG_HWLAT_TRACER
13 if (trace_hwlat_callback_enabled)
14 trace_hwlat_callback(true);
18 static inline void ftrace_nmi_exit(void)
20 #ifdef CONFIG_HWLAT_TRACER
21 if (trace_hwlat_callback_enabled)
22 trace_hwlat_callback(false);
26 #endif /* _LINUX_FTRACE_IRQ_H */