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-rw-r--r--include/linux/fs.h28
1 files changed, 12 insertions, 16 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index ebb1cd5bc241..45689621a851 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1305,6 +1305,8 @@ extern int send_sigurg(struct fown_struct *fown);
1305#define MNT_FORCE 0x00000001 /* Attempt to forcibily umount */ 1305#define MNT_FORCE 0x00000001 /* Attempt to forcibily umount */
1306#define MNT_DETACH 0x00000002 /* Just detach from the tree */ 1306#define MNT_DETACH 0x00000002 /* Just detach from the tree */
1307#define MNT_EXPIRE 0x00000004 /* Mark for expiry */ 1307#define MNT_EXPIRE 0x00000004 /* Mark for expiry */
1308#define UMOUNT_NOFOLLOW 0x00000008 /* Don't follow symlink on umount */
1309#define UMOUNT_UNUSED 0x80000000 /* Flag guaranteed to be unused */
1308 1310
1309extern struct list_head super_blocks; 1311extern struct list_head super_blocks;
1310extern spinlock_t sb_lock; 1312extern spinlock_t sb_lock;
@@ -1314,9 +1316,9 @@ extern spinlock_t sb_lock;
1314struct super_block { 1316struct super_block {
1315 struct list_head s_list; /* Keep this first */ 1317 struct list_head s_list; /* Keep this first */
1316 dev_t s_dev; /* search index; _not_ kdev_t */ 1318 dev_t s_dev; /* search index; _not_ kdev_t */
1317 unsigned long s_blocksize;
1318 unsigned char s_blocksize_bits;
1319 unsigned char s_dirt; 1319 unsigned char s_dirt;
1320 unsigned char s_blocksize_bits;
1321 unsigned long s_blocksize;
1320 loff_t s_maxbytes; /* Max file size */ 1322 loff_t s_maxbytes; /* Max file size */
1321 struct file_system_type *s_type; 1323 struct file_system_type *s_type;
1322 const struct super_operations *s_op; 1324 const struct super_operations *s_op;
@@ -1357,16 +1359,16 @@ struct super_block {
1357 void *s_fs_info; /* Filesystem private info */ 1359 void *s_fs_info; /* Filesystem private info */
1358 fmode_t s_mode; 1360 fmode_t s_mode;
1359 1361
1362 /* Granularity of c/m/atime in ns.
1363 Cannot be worse than a second */
1364 u32 s_time_gran;
1365
1360 /* 1366 /*
1361 * The next field is for VFS *only*. No filesystems have any business 1367 * The next field is for VFS *only*. No filesystems have any business
1362 * even looking at it. You had been warned. 1368 * even looking at it. You had been warned.
1363 */ 1369 */
1364 struct mutex s_vfs_rename_mutex; /* Kludge */ 1370 struct mutex s_vfs_rename_mutex; /* Kludge */
1365 1371
1366 /* Granularity of c/m/atime in ns.
1367 Cannot be worse than a second */
1368 u32 s_time_gran;
1369
1370 /* 1372 /*
1371 * Filesystem subtype. If non-empty the filesystem type field 1373 * Filesystem subtype. If non-empty the filesystem type field
1372 * in /proc/mounts will be "type.subtype" 1374 * in /proc/mounts will be "type.subtype"
@@ -1555,7 +1557,7 @@ struct super_operations {
1555 void (*destroy_inode)(struct inode *); 1557 void (*destroy_inode)(struct inode *);
1556 1558
1557 void (*dirty_inode) (struct inode *); 1559 void (*dirty_inode) (struct inode *);
1558 int (*write_inode) (struct inode *, int); 1560 int (*write_inode) (struct inode *, struct writeback_control *wbc);
1559 void (*drop_inode) (struct inode *); 1561 void (*drop_inode) (struct inode *);
1560 void (*delete_inode) (struct inode *); 1562 void (*delete_inode) (struct inode *);
1561 void (*put_super) (struct super_block *); 1563 void (*put_super) (struct super_block *);
@@ -1794,7 +1796,8 @@ extern int may_umount(struct vfsmount *);
1794extern long do_mount(char *, char *, char *, unsigned long, void *); 1796extern long do_mount(char *, char *, char *, unsigned long, void *);
1795extern struct vfsmount *collect_mounts(struct path *); 1797extern struct vfsmount *collect_mounts(struct path *);
1796extern void drop_collected_mounts(struct vfsmount *); 1798extern void drop_collected_mounts(struct vfsmount *);
1797 1799extern int iterate_mounts(int (*)(struct vfsmount *, void *), void *,
1800 struct vfsmount *);
1798extern int vfs_statfs(struct dentry *, struct kstatfs *); 1801extern int vfs_statfs(struct dentry *, struct kstatfs *);
1799 1802
1800extern int current_umask(void); 1803extern int current_umask(void);
@@ -2058,12 +2061,6 @@ extern int invalidate_inodes(struct super_block *);
2058unsigned long invalidate_mapping_pages(struct address_space *mapping, 2061unsigned long invalidate_mapping_pages(struct address_space *mapping,
2059 pgoff_t start, pgoff_t end); 2062 pgoff_t start, pgoff_t end);
2060 2063
2061static inline unsigned long __deprecated
2062invalidate_inode_pages(struct address_space *mapping)
2063{
2064 return invalidate_mapping_pages(mapping, 0, ~0UL);
2065}
2066
2067static inline void invalidate_remote_inode(struct inode *inode) 2064static inline void invalidate_remote_inode(struct inode *inode)
2068{ 2065{
2069 if (S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode) || 2066 if (S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode) ||
@@ -2132,6 +2129,7 @@ extern struct file * open_exec(const char *);
2132 2129
2133/* fs/dcache.c -- generic fs support functions */ 2130/* fs/dcache.c -- generic fs support functions */
2134extern int is_subdir(struct dentry *, struct dentry *); 2131extern int is_subdir(struct dentry *, struct dentry *);
2132extern int path_is_under(struct path *, struct path *);
2135extern ino_t find_inode_number(struct dentry *, struct qstr *); 2133extern ino_t find_inode_number(struct dentry *, struct qstr *);
2136 2134
2137#include <linux/err.h> 2135#include <linux/err.h>
@@ -2340,8 +2338,6 @@ extern int simple_rename(struct inode *, struct dentry *, struct inode *, struct
2340extern int simple_sync_file(struct file *, struct dentry *, int); 2338extern int simple_sync_file(struct file *, struct dentry *, int);
2341extern int simple_empty(struct dentry *); 2339extern int simple_empty(struct dentry *);
2342extern int simple_readpage(struct file *file, struct page *page); 2340extern int simple_readpage(struct file *file, struct page *page);
2343extern int simple_prepare_write(struct file *file, struct page *page,
2344 unsigned offset, unsigned to);
2345extern int simple_write_begin(struct file *file, struct address_space *mapping, 2341extern int simple_write_begin(struct file *file, struct address_space *mapping,
2346 loff_t pos, unsigned len, unsigned flags, 2342 loff_t pos, unsigned len, unsigned flags,
2347 struct page **pagep, void **fsdata); 2343 struct page **pagep, void **fsdata);