diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/mm_types.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 08bc2442db93..a643fae8a349 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -631,6 +631,11 @@ static inline int ptdesc_pmd_pts_count(struct ptdesc *ptdesc) { return atomic_read(&ptdesc->pt_share_count); } + +static inline bool ptdesc_pmd_is_shared(struct ptdesc *ptdesc) +{ + return !!ptdesc_pmd_pts_count(ptdesc); +} #else static inline void ptdesc_pmd_pts_init(struct ptdesc *ptdesc) { |