diff options
Diffstat (limited to 'include/linux/rmap.h')
| -rw-r--r-- | include/linux/rmap.h | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/include/linux/rmap.h b/include/linux/rmap.h index 590c291a8cd9..2148b122779b 100644 --- a/include/linux/rmap.h +++ b/include/linux/rmap.h @@ -7,7 +7,7 @@ #include <linux/list.h> #include <linux/slab.h> #include <linux/mm.h> -#include <linux/spinlock.h> +#include <linux/mutex.h> #include <linux/memcontrol.h> /* @@ -26,7 +26,7 @@ */ struct anon_vma { struct anon_vma *root; /* Root of this anon_vma tree */ - spinlock_t lock; /* Serialize access to vma list */ + struct mutex mutex; /* Serialize access to vma list */ /* * The refcount is taken on an anon_vma when there is no * guarantee that the vma of page tables will exist for @@ -64,7 +64,7 @@ struct anon_vma_chain { struct vm_area_struct *vma; struct anon_vma *anon_vma; struct list_head same_vma; /* locked by mmap_sem & page_table_lock */ - struct list_head same_anon_vma; /* locked by anon_vma->lock */ + struct list_head same_anon_vma; /* locked by anon_vma->mutex */ }; #ifdef CONFIG_MMU @@ -93,24 +93,24 @@ static inline void vma_lock_anon_vma(struct vm_area_struct *vma) { struct anon_vma *anon_vma = vma->anon_vma; if (anon_vma) - spin_lock(&anon_vma->root->lock); + mutex_lock(&anon_vma->root->mutex); } static inline void vma_unlock_anon_vma(struct vm_area_struct *vma) { struct anon_vma *anon_vma = vma->anon_vma; if (anon_vma) - spin_unlock(&anon_vma->root->lock); + mutex_unlock(&anon_vma->root->mutex); } static inline void anon_vma_lock(struct anon_vma *anon_vma) { - spin_lock(&anon_vma->root->lock); + mutex_lock(&anon_vma->root->mutex); } static inline void anon_vma_unlock(struct anon_vma *anon_vma) { - spin_unlock(&anon_vma->root->lock); + mutex_unlock(&anon_vma->root->mutex); } /* |