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alistair23-linux/include/linux/ftrace_irq.h

27 lines
544 B
C

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_FTRACE_IRQ_H
#define _LINUX_FTRACE_IRQ_H
#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
}
static inline void ftrace_nmi_exit(void)
{
#ifdef CONFIG_HWLAT_TRACER
if (trace_hwlat_callback_enabled)
trace_hwlat_callback(false);
#endif
}
#endif /* _LINUX_FTRACE_IRQ_H */