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Diffstat (limited to 'include/linux/khugepaged.h')
-rw-r--r--include/linux/khugepaged.h6
1 files changed, 6 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 */