diff options
| -rw-r--r-- | include/linux/mempolicy.h | 4 | ||||
| -rw-r--r-- | include/linux/mm_inline.h | 20 | ||||
| -rw-r--r-- | include/linux/mm_types.h | 27 |
3 files changed, 28 insertions, 23 deletions
diff --git a/include/linux/mempolicy.h b/include/linux/mempolicy.h index 6c2754d7bfed..1d7f4ec2614c 100644 --- a/include/linux/mempolicy.h +++ b/include/linux/mempolicy.h @@ -89,8 +89,6 @@ static inline struct mempolicy *mpol_dup(struct mempolicy *pol) return pol; } -#define vma_policy(vma) ((vma)->vm_policy) - static inline void mpol_get(struct mempolicy *pol) { if (pol) @@ -222,8 +220,6 @@ mpol_shared_policy_lookup(struct shared_policy *sp, unsigned long idx) return NULL; } -#define vma_policy(vma) NULL - static inline int vma_dup_policy(struct vm_area_struct *src, struct vm_area_struct *dst) { diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h index 8148b30a9df1..9ae7def16cb2 100644 --- a/include/linux/mm_inline.h +++ b/include/linux/mm_inline.h @@ -4,6 +4,7 @@ #include <linux/atomic.h> #include <linux/huge_mm.h> +#include <linux/mm_types.h> #include <linux/swap.h> #include <linux/string.h> #include <linux/userfaultfd_k.h> @@ -352,15 +353,6 @@ void lruvec_del_folio(struct lruvec *lruvec, struct folio *folio) } #ifdef CONFIG_ANON_VMA_NAME -/* - * mmap_lock should be read-locked when calling anon_vma_name(). Caller should - * either keep holding the lock while using the returned pointer or it should - * raise anon_vma_name refcount before releasing the lock. - */ -extern struct anon_vma_name *anon_vma_name(struct vm_area_struct *vma); -extern struct anon_vma_name *anon_vma_name_alloc(const char *name); -extern void anon_vma_name_free(struct kref *kref); - /* mmap_lock should be read-locked */ static inline void anon_vma_name_get(struct anon_vma_name *anon_name) { @@ -415,16 +407,6 @@ static inline bool anon_vma_name_eq(struct anon_vma_name *anon_name1, } #else /* CONFIG_ANON_VMA_NAME */ -static inline struct anon_vma_name *anon_vma_name(struct vm_area_struct *vma) -{ - return NULL; -} - -static inline struct anon_vma_name *anon_vma_name_alloc(const char *name) -{ - return NULL; -} - static inline void anon_vma_name_get(struct anon_vma_name *anon_name) {} static inline void anon_vma_name_put(struct anon_vma_name *anon_name) {} static inline void dup_anon_vma_name(struct vm_area_struct *orig_vma, diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index 36c5b43999e6..21eb56145f57 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -546,6 +546,27 @@ struct anon_vma_name { char name[]; }; +#ifdef CONFIG_ANON_VMA_NAME +/* + * mmap_lock should be read-locked when calling anon_vma_name(). Caller should + * either keep holding the lock while using the returned pointer or it should + * raise anon_vma_name refcount before releasing the lock. + */ +struct anon_vma_name *anon_vma_name(struct vm_area_struct *vma); +struct anon_vma_name *anon_vma_name_alloc(const char *name); +void anon_vma_name_free(struct kref *kref); +#else /* CONFIG_ANON_VMA_NAME */ +static inline struct anon_vma_name *anon_vma_name(struct vm_area_struct *vma) +{ + return NULL; +} + +static inline struct anon_vma_name *anon_vma_name_alloc(const char *name) +{ + return NULL; +} +#endif + struct vma_lock { struct rw_semaphore lock; }; @@ -662,6 +683,12 @@ struct vm_area_struct { struct vm_userfaultfd_ctx vm_userfaultfd_ctx; } __randomize_layout; +#ifdef CONFIG_NUMA +#define vma_policy(vma) ((vma)->vm_policy) +#else +#define vma_policy(vma) NULL +#endif + #ifdef CONFIG_SCHED_MM_CID struct mm_cid { u64 time; |