replace ->follow_link() with new method that could stay in RCU mode

[mirror_ubuntu-artful-kernel.git] / include / linux / fs.h

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 3aa51425416148f5bec14b6faf4e6f4e81370a22..d2fdf09a4407508235f8d40dddbdfba2fd3fb60a 100644 (file)
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1633,7 +1633,7 @@ struct file_operations {
 
 struct inode_operations {
        struct dentry * (*lookup) (struct inode *,struct dentry *, unsigned int);
-       const char * (*follow_link) (struct dentry *, void **);
+       const char * (*get_link) (struct dentry *, struct inode *, void **);
        int (*permission) (struct inode *, int);
        struct posix_acl * (*get_acl)(struct inode *, int);
 
@@ -2736,7 +2736,7 @@ extern const struct file_operations generic_ro_fops;
 
 extern int readlink_copy(char __user *, int, const char *);
 extern int page_readlink(struct dentry *, char __user *, int);
-extern const char *page_follow_link_light(struct dentry *, void **);
+extern const char *page_get_link(struct dentry *, struct inode *, void **);
 extern void page_put_link(struct inode *, void *);
 extern int __page_symlink(struct inode *inode, const char *symname, int len,
                int nofs);
@@ -2754,7 +2754,7 @@ void __inode_sub_bytes(struct inode *inode, loff_t bytes);
 void inode_sub_bytes(struct inode *inode, loff_t bytes);
 loff_t inode_get_bytes(struct inode *inode);
 void inode_set_bytes(struct inode *inode, loff_t bytes);
-const char *simple_follow_link(struct dentry *, void **);
+const char *simple_get_link(struct dentry *, struct inode *, void **);
 extern const struct inode_operations simple_symlink_inode_operations;
 
 extern int iterate_dir(struct file *, struct dir_context *);
@@ -3025,5 +3025,6 @@ static inline bool dir_relax(struct inode *inode)
 }
 
 extern bool path_noexec(const struct path *path);
+extern void inode_nohighmem(struct inode *inode);
 
 #endif /* _LINUX_FS_H */