readv/writev: do the same MAX_RW_COUNT truncation that read/write does

[net-next-2.6.git] / include / linux / fs.h

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 4c3a29ddcacb742279fbbcbebf53b5f35b3fbc50..7b7b507ffa1cb269266e74044e8e57ec8e0b5d7b 100644 (file)
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -1789,9 +1789,8 @@ struct file_system_type {
        struct lock_class_key i_alloc_sem_key;
 };
 
-extern int get_sb_ns(struct file_system_type *fs_type, int flags, void *data,
-       int (*fill_super)(struct super_block *, void *, int),
-       struct vfsmount *mnt);
+extern struct dentry *mount_ns(struct file_system_type *fs_type, int flags,
+       void *data, int (*fill_super)(struct super_block *, void *, int));
 extern struct dentry *mount_bdev(struct file_system_type *fs_type,
        int flags, const char *dev_name, void *data,
        int (*fill_super)(struct super_block *, void *, int));
@@ -1824,9 +1823,8 @@ struct super_block *sget(struct file_system_type *type,
                        int (*test)(struct super_block *,void *),
                        int (*set)(struct super_block *,void *),
                        void *data);
-extern int get_sb_pseudo(struct file_system_type *, char *,
-       const struct super_operations *ops, unsigned long,
-       struct vfsmount *mnt);
+extern struct dentry *mount_pseudo(struct file_system_type *, char *,
+       const struct super_operations *ops, unsigned long);
 extern void simple_set_mnt(struct vfsmount *mnt, struct super_block *sb);
 
 static inline void sb_mark_dirty(struct super_block *sb)
@@ -1869,6 +1867,7 @@ extern int current_umask(void);
 /* /sys/fs */
 extern struct kobject *fs_kobj;
 
+#define MAX_RW_COUNT (INT_MAX & PAGE_CACHE_MASK)
 extern int rw_verify_area(int, struct file *, loff_t *, size_t);
 
 #define FLOCK_VERIFY_READ  1