2 #define TRACE_SYSTEM tlb
4 #if !defined(_TRACE_TLB_H) || defined(TRACE_HEADER_MULTI_READ)
7 #include <linux/mm_types.h>
8 #include <linux/tracepoint.h>
10 #define TLB_FLUSH_REASON \
11 EM( TLB_FLUSH_ON_TASK_SWITCH, "flush on task switch" ) \
12 EM( TLB_REMOTE_SHOOTDOWN, "remote shootdown" ) \
13 EM( TLB_LOCAL_SHOOTDOWN, "local shootdown" ) \
14 EMe( TLB_LOCAL_MM_SHOOTDOWN, "local mm shootdown" )
17 * First define the enums in TLB_FLUSH_REASON to be exported to userspace
18 * via TRACE_DEFINE_ENUM().
22 #define EM(a,b) TRACE_DEFINE_ENUM(a);
23 #define EMe(a,b) TRACE_DEFINE_ENUM(a);
28 * Now redefine the EM() and EMe() macros to map the enums to the strings
29 * that will be printed in the output.
33 #define EM(a,b) { a, b },
34 #define EMe(a,b) { a, b }
36 TRACE_EVENT_CONDITION(tlb_flush,
38 TP_PROTO(int reason, unsigned long pages),
39 TP_ARGS(reason, pages),
41 TP_CONDITION(cpu_online(smp_processor_id())),
45 __field(unsigned long, pages)
49 __entry->reason = reason;
50 __entry->pages = pages;
53 TP_printk("pages:%ld reason:%s (%d)",
55 __print_symbolic(__entry->reason, TLB_FLUSH_REASON),
59 #endif /* _TRACE_TLB_H */
61 /* This part must be outside protection */
62 #include <trace/define_trace.h>