cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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ftrace_irq.h (884B)

      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
      6extern bool trace_hwlat_callback_enabled;
      7extern void trace_hwlat_callback(bool enter);
      8#endif
      9
     10#ifdef CONFIG_OSNOISE_TRACER
     11extern bool trace_osnoise_callback_enabled;
     12extern void trace_osnoise_callback(bool enter);
     13#endif
     14
     15static 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
     27static 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 */