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-rw-r--r--include/linux/khugepaged.h6
-rw-r--r--include/linux/vm_event_item.h3
2 files changed, 9 insertions, 0 deletions
diff --git a/include/linux/khugepaged.h b/include/linux/khugepaged.h
index 70162d707caf..f68865e19b0b 100644
--- a/include/linux/khugepaged.h
+++ b/include/linux/khugepaged.h
@@ -15,6 +15,7 @@ extern void __khugepaged_exit(struct mm_struct *mm);
extern void khugepaged_enter_vma(struct vm_area_struct *vma,
unsigned long vm_flags);
extern void khugepaged_min_free_kbytes_update(void);
+extern bool current_is_khugepaged(void);
#ifdef CONFIG_SHMEM
extern int collapse_pte_mapped_thp(struct mm_struct *mm, unsigned long addr,
bool install_pmd);
@@ -57,6 +58,11 @@ static inline int collapse_pte_mapped_thp(struct mm_struct *mm,
static inline void khugepaged_min_free_kbytes_update(void)
{
}
+
+static inline bool current_is_khugepaged(void)
+{
+ return false;
+}
#endif /* CONFIG_TRANSPARENT_HUGEPAGE */
#endif /* _LINUX_KHUGEPAGED_H */
diff --git a/include/linux/vm_event_item.h b/include/linux/vm_event_item.h
index 3518dba1e02f..7f5d1caf5890 100644
--- a/include/linux/vm_event_item.h
+++ b/include/linux/vm_event_item.h
@@ -40,10 +40,13 @@ enum vm_event_item { PGPGIN, PGPGOUT, PSWPIN, PSWPOUT,
PGREUSE,
PGSTEAL_KSWAPD,
PGSTEAL_DIRECT,
+ PGSTEAL_KHUGEPAGED,
PGDEMOTE_KSWAPD,
PGDEMOTE_DIRECT,
+ PGDEMOTE_KHUGEPAGED,
PGSCAN_KSWAPD,
PGSCAN_DIRECT,
+ PGSCAN_KHUGEPAGED,
PGSCAN_DIRECT_THROTTLE,
PGSCAN_ANON,
PGSCAN_FILE,