include/trace/events/page_isolation.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM page_isolation
   4
   5 #if !defined(_TRACE_PAGE_ISOLATION_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_PAGE_ISOLATION_H
   7
   8 #include <linux/tracepoint.h>
   9
  10 TRACE_EVENT(test_pages_isolated,
  11
  12         TP_PROTO(
  13                 unsigned long start_pfn,
  14                 unsigned long end_pfn,
  15                 unsigned long fin_pfn),
  16
  17         TP_ARGS(start_pfn, end_pfn, fin_pfn),
  18
  19         TP_STRUCT__entry(
  20                 __field(unsigned long, start_pfn)
  21                 __field(unsigned long, end_pfn)
  22                 __field(unsigned long, fin_pfn)
  23         ),
  24
  25         TP_fast_assign(
  26                 __entry->start_pfn = start_pfn;
  27                 __entry->end_pfn = end_pfn;
  28                 __entry->fin_pfn = fin_pfn;
  29         ),
  30
  31         TP_printk("start_pfn=0x%lx end_pfn=0x%lx fin_pfn=0x%lx ret=%s",
  32                 __entry->start_pfn, __entry->end_pfn, __entry->fin_pfn,
  33                 __entry->end_pfn <= __entry->fin_pfn ? "success" : "fail")
  34 );
  35
  36 #endif /* _TRACE_PAGE_ISOLATION_H */
  37
  38 /* This part must be outside protection */
  39 #include <trace/define_trace.h>