summaryrefslogtreecommitdiff
path: root/include/trace/events/huge_memory.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/trace/events/huge_memory.h')
-rw-r--r--include/trace/events/huge_memory.h34
1 files changed, 34 insertions, 0 deletions
diff --git a/include/trace/events/huge_memory.h b/include/trace/events/huge_memory.h
index df33453b70fc..935af4947917 100644
--- a/include/trace/events/huge_memory.h
+++ b/include/trace/events/huge_memory.h
@@ -169,5 +169,39 @@ TRACE_EVENT(mm_collapse_huge_page_swapin,
__entry->ret)
);
+TRACE_EVENT(mm_khugepaged_scan_file,
+
+ TP_PROTO(struct mm_struct *mm, struct page *page, const char *filename,
+ int present, int swap, int result),
+
+ TP_ARGS(mm, page, filename, present, swap, result),
+
+ TP_STRUCT__entry(
+ __field(struct mm_struct *, mm)
+ __field(unsigned long, pfn)
+ __string(filename, filename)
+ __field(int, present)
+ __field(int, swap)
+ __field(int, result)
+ ),
+
+ TP_fast_assign(
+ __entry->mm = mm;
+ __entry->pfn = page ? page_to_pfn(page) : -1;
+ __assign_str(filename, filename);
+ __entry->present = present;
+ __entry->swap = swap;
+ __entry->result = result;
+ ),
+
+ TP_printk("mm=%p, scan_pfn=0x%lx, filename=%s, present=%d, swap=%d, result=%s",
+ __entry->mm,
+ __entry->pfn,
+ __get_str(filename),
+ __entry->present,
+ __entry->swap,
+ __print_symbolic(__entry->result, SCAN_STATUS))
+);
+
#endif /* __HUGE_MEMORY_H */
#include <trace/define_trace.h>