#undef TRACE_SYSTEM #define TRACE_SYSTEM mpx #if !defined(_TRACE_MPX_H) || defined(TRACE_HEADER_MULTI_READ) #define _TRACE_MPX_H #include #ifdef CONFIG_X86_INTEL_MPX TRACE_EVENT(mpx_bounds_register_exception, TP_PROTO(void *addr_referenced, const struct bndreg *bndreg), TP_ARGS(addr_referenced, bndreg), TP_STRUCT__entry( __field(void *, addr_referenced) __field(u64, lower_bound) __field(u64, upper_bound) ), TP_fast_assign( __entry->addr_referenced = addr_referenced; __entry->lower_bound = bndreg->lower_bound; __entry->upper_bound = bndreg->upper_bound; ), /* * Note that we are printing out the '~' of the upper * bounds register here. It is actually stored in its * one's complement form so that its 'init' state * corresponds to all 0's. But, that looks like * gibberish when printed out, so print out the 1's * complement instead of the actual value here. Note * though that you still need to specify filters for the * actual value, not the displayed one. */ TP_printk("address referenced: 0x%p bounds: lower: 0x%llx ~upper: 0x%llx", __entry->addr_referenced, __entry->lower_bound, ~__entry->upper_bound ) ); TRACE_EVENT(bounds_exception_mpx, TP_PROTO(const struct bndcsr *bndcsr), TP_ARGS(bndcsr), TP_STRUCT__entry( __field(u64, bndcfgu) __field(u64, bndstatus) ), TP_fast_assign( /* need to get rid of the 'const' on bndcsr */ __entry->bndcfgu = (u64)bndcsr->bndcfgu; __entry->bndstatus = (u64)bndcsr->bndstatus; ), TP_printk("bndcfgu:0x%llx bndstatus:0x%llx", __entry->bndcfgu, __entry->bndstatus) ); DECLARE_EVENT_CLASS(mpx_range_trace, TP_PROTO(unsigned long start, unsigned long end), TP_ARGS(start, end), TP_STRUCT__entry( __field(unsigned long, start) __field(unsigned long, end) ), TP_fast_assign( __entry->start = start; __entry->end = end; ), TP_printk("[0x%p:0x%p]", (void *)__entry->start, (void *)__entry->end ) ); DEFINE_EVENT(mpx_range_trace, mpx_unmap_zap, TP_PROTO(unsigned long start, unsigned long end), TP_ARGS(start, end) ); DEFINE_EVENT(mpx_range_trace, mpx_unmap_search, TP_PROTO(unsigned long start, unsigned long end), TP_ARGS(start, end) ); #else /* * This gets used outside of MPX-specific code, so we need a stub. */ static inline void trace_bounds_exception_mpx(const struct bndcsr *bndcsr) { } #endif /* CONFIG_X86_INTEL_MPX */ #undef TRACE_INCLUDE_PATH #define TRACE_INCLUDE_PATH asm/trace/ #undef TRACE_INCLUDE_FILE #define TRACE_INCLUDE_FILE mpx #endif /* _TRACE_MPX_H */ /* This part must be outside protection */ #include