diff options
Diffstat (limited to 'include/linux/fs.h')
| -rw-r--r-- | include/linux/fs.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index ca6d8c806f4..c617ed024df 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -401,7 +401,7 @@ struct inodes_stat_t { #include <linux/cache.h> #include <linux/list.h> #include <linux/radix-tree.h> -#include <linux/prio_tree.h> +#include <linux/rbtree.h> #include <linux/init.h> #include <linux/pid.h> #include <linux/bug.h> @@ -669,7 +669,7 @@ struct address_space { struct radix_tree_root page_tree; /* radix tree of all pages */ spinlock_t tree_lock; /* and lock protecting it */ unsigned int i_mmap_writable;/* count VM_SHARED mappings */ - struct prio_tree_root i_mmap; /* tree of private and shared mappings */ + struct rb_root i_mmap; /* tree of private and shared mappings */ struct list_head i_mmap_nonlinear;/*list VM_NONLINEAR mappings */ struct mutex i_mmap_mutex; /* protect tree, count, list */ /* Protected by tree_lock together with the radix tree */ @@ -741,7 +741,7 @@ int mapping_tagged(struct address_space *mapping, int tag); */ static inline int mapping_mapped(struct address_space *mapping) { - return !prio_tree_empty(&mapping->i_mmap) || + return !RB_EMPTY_ROOT(&mapping->i_mmap) || !list_empty(&mapping->i_mmap_nonlinear); } @@ -2552,6 +2552,8 @@ extern int sb_min_blocksize(struct super_block *, int); extern int generic_file_mmap(struct file *, struct vm_area_struct *); extern int generic_file_readonly_mmap(struct file *, struct vm_area_struct *); +extern int generic_file_remap_pages(struct vm_area_struct *, unsigned long addr, + unsigned long size, pgoff_t pgoff); extern int file_read_actor(read_descriptor_t * desc, struct page *page, unsigned long offset, unsigned long size); int generic_write_checks(struct file *file, loff_t *pos, size_t *count, int isblk); extern ssize_t generic_file_aio_read(struct kiocb *, const struct iovec *, unsigned long, loff_t); |