Merge tag 'stable/for-linus-3.5-rc2-tag' of git://git.kernel.org/pub/scm/linux/kernel...

[firefly-linux-kernel-4.4.55.git] / include / linux / fs.h

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 40887afaaca7008c3becca920313ffbc555a9fd5..17fd887c798f3fff64aaf27bf82a81a2d237ee31 100644 (file)
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -802,13 +802,14 @@ struct inode {
                unsigned int __i_nlink;
        };
        dev_t                   i_rdev;
+       loff_t                  i_size;
        struct timespec         i_atime;
        struct timespec         i_mtime;
        struct timespec         i_ctime;
        spinlock_t              i_lock; /* i_blocks, i_bytes, maybe i_size */
        unsigned short          i_bytes;
+       unsigned int            i_blkbits;
        blkcnt_t                i_blocks;
-       loff_t                  i_size;
 
 #ifdef __NEED_I_SIZE_ORDERED
        seqcount_t              i_size_seqcount;
@@ -828,9 +829,8 @@ struct inode {
                struct list_head        i_dentry;
                struct rcu_head         i_rcu;
        };
-       atomic_t                i_count;
-       unsigned int            i_blkbits;
        u64                     i_version;
+       atomic_t                i_count;
        atomic_t                i_dio_count;
        atomic_t                i_writecount;
        const struct file_operations    *i_fop; /* former ->i_op->default_file_ops */
@@ -1692,6 +1692,7 @@ struct inode_operations {
        int (*removexattr) (struct dentry *, const char *);
        int (*fiemap)(struct inode *, struct fiemap_extent_info *, u64 start,
                      u64 len);
+       int (*update_time)(struct inode *, struct timespec *, int);
 } ____cacheline_aligned;
 
 struct seq_file;
@@ -1850,6 +1851,13 @@ static inline void inode_inc_iversion(struct inode *inode)
        spin_unlock(&inode->i_lock);
 }
 
+enum file_time_flags {
+       S_ATIME = 1,
+       S_MTIME = 2,
+       S_CTIME = 4,
+       S_VERSION = 8,
+};
+
 extern void touch_atime(struct path *);
 static inline void file_accessed(struct file *file)
 {
@@ -2583,7 +2591,7 @@ extern int inode_change_ok(const struct inode *, struct iattr *);
 extern int inode_newsize_ok(const struct inode *, loff_t offset);
 extern void setattr_copy(struct inode *inode, const struct iattr *attr);
 
-extern void file_update_time(struct file *file);
+extern int file_update_time(struct file *file);
 
 extern int generic_show_options(struct seq_file *m, struct dentry *root);
 extern void save_mount_options(struct super_block *sb, char *options);