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Dir : ~/usr/src/linux-headers-5.4.0-124/include/linux/

View File Name : ftrace_irq.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FTRACE_IRQ_H
#define _LINUX_FTRACE_IRQ_H


#ifdef CONFIG_FTRACE_NMI_ENTER
extern void arch_ftrace_nmi_enter(void);
extern void arch_ftrace_nmi_exit(void);
#else
static inline void arch_ftrace_nmi_enter(void) { }
static inline void arch_ftrace_nmi_exit(void) { }
#endif

#ifdef CONFIG_HWLAT_TRACER
extern bool trace_hwlat_callback_enabled;
extern void trace_hwlat_callback(bool enter);
#endif

static inline void ftrace_nmi_enter(void)
{
#ifdef CONFIG_HWLAT_TRACER
	if (trace_hwlat_callback_enabled)
		trace_hwlat_callback(true);
#endif
	arch_ftrace_nmi_enter();
}

static inline void ftrace_nmi_exit(void)
{
	arch_ftrace_nmi_exit();
#ifdef CONFIG_HWLAT_TRACER
	if (trace_hwlat_callback_enabled)
		trace_hwlat_callback(false);
#endif
}

#endif /* _LINUX_FTRACE_IRQ_H */