diff options
Diffstat (limited to 'include/trace/events/page_isolation.h')
| -rw-r--r-- | include/trace/events/page_isolation.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/include/trace/events/page_isolation.h b/include/trace/events/page_isolation.h new file mode 100644 index 000000000..bf4c42e8d --- /dev/null +++ b/include/trace/events/page_isolation.h @@ -0,0 +1,39 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM page_isolation + +#if !defined(_TRACE_PAGE_ISOLATION_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_PAGE_ISOLATION_H + +#include <linux/tracepoint.h> + +TRACE_EVENT(test_pages_isolated, + + TP_PROTO( + unsigned long start_pfn, + unsigned long end_pfn, + unsigned long fin_pfn), + + TP_ARGS(start_pfn, end_pfn, fin_pfn), + + TP_STRUCT__entry( + __field(unsigned long, start_pfn) + __field(unsigned long, end_pfn) + __field(unsigned long, fin_pfn) + ), + + TP_fast_assign( + __entry->start_pfn = start_pfn; + __entry->end_pfn = end_pfn; + __entry->fin_pfn = fin_pfn; + ), + + TP_printk("start_pfn=0x%lx end_pfn=0x%lx fin_pfn=0x%lx ret=%s", + __entry->start_pfn, __entry->end_pfn, __entry->fin_pfn, + __entry->end_pfn <= __entry->fin_pfn ? "success" : "fail") +); + +#endif /* _TRACE_PAGE_ISOLATION_H */ + +/* This part must be outside protection */ +#include <trace/define_trace.h> |