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
10TRACE_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>
40

source code of linux/include/trace/events/page_isolation.h